Worm/RB.104448.17.B - Worm

See also

Summary

Full description

Statistics

Virus:	Worm/RB.104448.17.B
Date discovered:	22/09/2005
Type:	Worm
In the wild:	No
Reported Infections:	Low
Distribution Potential:	Medium
Damage Potential:	Medium
Static file:	Yes
File size:	110.393 Bytes
MD5 checksum:	8dbf1f7f0f4697650c531e800db54124
VDF version:	6.32.0.25

General Method of propagation:
   • Local network

Aliases:
   • Kaspersky: Backdoor.Win32.Rbot.gen
   • Bitdefender: Backdoor.RBot.318B7821

Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003

Side effects:
   • Lowers security settings
   • Records keystrokes
   • Registry modification
   • Makes use of software vulnerability
   • Steals information
   • Third party control

Files It copies itself to the following location:
• %SYSDIR%\tcpippui.exe

It deletes the initially executed copy of itself.

Registry The following registry keys are continuously in an infinite loop added in order to run the processes after reboot.

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "tcpippui"="tcpippui.exe"

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices]
   • "tcpippui"="tcpippui.exe"

The following registry key is added:

– [HKCU\Software\Microsoft\OLE]
   • "tcpippui"="tcpippui.exe"

The following registry keys are changed:

– [HKLM\SOFTWARE\Microsoft\Ole]
   Old value:
   • "EnableDCOM"=%user defined settings%
   New value:
   • "EnableDCOM"="N"

– [HKLM\SYSTEM\CurrentControlSet\Control\Lsa]
   Old value:
   • "restrictanonymous"=%user defined settings%
   New value:
   • "restrictanonymous"=dword:00000001

Network Infection In order to ensure its propagation the malware attemps to connect to other machines as described below.

It drops copies of itself to the following network shares:
   • ADMIN$
   • IPC$
   • C$
   • D$

It uses the following login information in order to gain access to the remote machine:

– The following list of usernames:
   • adm; admin; administrador; administrat; administrateur; administrator;
      admins; computer; database; dba; default; guest; oracle; owner; staff;
      student; teacher; wwwadmin

– The following list of passwords:
   • 007; 123; 1234; 2000; 2001; 2002; 2003; 2004; 12345; 123456; 1234567;
      12345678; 123456789; 1234567890; access; accounting; accounts; asd;
      backup; bill; bitch; blank; bob; brian; changeme; chris; cisco;
      compaq; control; data; databasepass; databasepassword; db1; db1234;
      db2; dbpass; dbpassword; dell; demo; domain; domainpass;
      domainpassword; eric; exchange; fred; fuck; george; god; hell; hello;
      home; homeuser; ian; ibm; internet; intranet; jen; joe; john; kate;
      katie; lan; lee; linux; login; loginpass; luke; mail; main; mary;
      mike; neil; nokia; none; null; oem; oeminstall; oemuser; office;
      orainstall; outlook; pass; pass1234; passwd; password; password1;
      peter; pwd; qaz; qwe; qwerty; root; sam; server; sex; siemens; slut;
      sql; sqlpassoainstall; sue; susan; system; technical; test; unix;
      user; web; win2000; win2k; win98; windows; winnt; winpass; winxp; www;
      zxc

Exploit:
It makes use of the following Exploits:
– MS03-026 (Buffer Overrun in RPC Interface)
– MS03-039 (Buffer Overrun in RPCSS Service)
– MS03-049 (Buffer Overrun in the Workstation Service)
– MS04-007 (ASN.1 Vulnerability)
– MS04-011 (LSASS Vulnerability)
– MS05-039 (Vulnerability in Plug and Play)

IP address generation:
It creates random IP addresses and tries to establish a connection with them.

Infection process:
Creates a TFTP or FTP script on the compromised machine in order to download the malware to the remote location.

IRC To deliver system information and to provide remote control it connects to the following IRC Servers:

Server: **********killernet.com.br
Port: 9510
Channel: #scan
Nickname: USA|%five-digit random character string%

Server: **********killernet.com.br
Port: 9510
Channel: #kw
Nickname: USA|%five-digit random character string%

Server: **********killernet.com.br
Port: 9510
Channel: #x
Nickname: USA|%five-digit random character string%
Password: .

– This malware has the ability to collect and send information such as:
    • Capture screen
    • Capture shot from webcam
    • CPU speed
    • Current user
    • Free disk space
    • Free memory
    • Malware uptime
    • Information about the network
    • Information about running processes
    • Size of memory
    • System directory
    • Username

– Furthermore it has the ability to perform actions such as:
    • Launch DDoS ICMP flood
    • Launch DDoS SYN flood
    • Launch DDoS TCP flood
    • Launch DDoS UDP flood
    • Disable DCOM
    • Disable network shares
    • Download file
    • Enable DCOM
    • Enable network shares
    • Execute file
    • Join IRC channel
    • Leave IRC channel
    • Open remote shell
    • Perform DDoS attack
    • Perform network scan
    • Perform port redirection
    • Restart system
    • Send emails
    • Start keylog
    • Start spreading routine
    • Terminate process
    • Updates itself
    • Upload file
    • Visit a website

Process termination List of processes that are terminated:
   • _AVP32.EXE; _AVPCC.EXE; _AVPM.EXE; ACKWIN32.EXE; ADAWARE.EXE;
      ADVXDWIN.EXE; AGENTSVR.EXE; AGENTW.EXE; ALERTSVC.EXE; ALEVIR.EXE;
      ALOGSERV.EXE; AMON9X.EXE; ANTI-TROJAN.EXE; ANTIVIRUS.EXE; ANTS.EXE;
      APIMONITOR.EXE; APLICA32.EXE; APVXDWIN.EXE; ARR.EXE; ATCON.EXE;
      ATGUARD.EXE; ATRO55EN.EXE; ATUPDATER.EXE; ATWATCH.EXE; AU.EXE;
      AUPDATE.EXE; AUTODOWN.EXE; AUTO-PROTECT.NAV80TRY.EXE; AUTOTRACE.EXE;
      AUTOUPDATE.EXE; AVCONSOL.EXE; AVE32.EXE; AVGCC32.EXE; AVGCTRL.EXE;
      AVGNT.EXE; AVGSERV.EXE; AVGSERV9.EXE; AVGUARD.EXE; AVGW.EXE;
      AVKPOP.EXE; AVKSERV.EXE; AVKSERVICE.EXE; AVKWCTl9.EXE; AVLTMAIN.EXE;
      AVNT.EXE; AVP.EXE; AVP32.EXE; AVPCC.EXE; AVPDOS32.EXE; AVPM.EXE;
      AVPTC32.EXE; AVPUPD.EXE; AVSCHED32.EXE; AVSYNMGR.EXE; AVWIN95.EXE;
      AVWINNT.EXE; AVWUPD.EXE; AVWUPD32.EXE; AVWUPSRV.EXE; AVXMONITOR9X.EXE;
      AVXMONITORNT.EXE; AVXQUAR.EXE; BACKWEB.EXE; BARGAINS.EXE; bbeagle.exe;
      BD_PROFESSIONAL.EXE; BEAGLE.EXE; BELT.EXE; Bi11r54n4.exe; BIDEF.EXE;
      BIDSERVER.EXE; BIPCP.EXE; BIPCPEVALSETUP.EXE; BISP.EXE; BLACKD.EXE;
      BLACKICE.EXE; BLSS.EXE; BOOTCONF.EXE; BOOTWARN.EXE; BORG2.EXE;
      BPC.EXE; BRASIL.EXE; BS120.EXE; BUNDLE.EXE; BVT.EXE; CCAPP.EXE;
      CCEVTMGR.EXE; CCPXYSVC.EXE; CDP.EXE; CFD.EXE; CFGWIZ.EXE;
      CFIADMIN.EXE; CFIAUDIT.EXE; CFINET.EXE; CFINET32.EXE; Claw95.EXE;
      CLAW95CF.EXE; CLEAN.EXE; CLEANER.EXE; CLEANER3.EXE; CLEANPC.EXE;
      CLICK.EXE; CMD32.EXE; CMESYS.EXE; CMGRDIAN.EXE; CMON016.EXE;
      CONNECTIONMONITOR.EXE; CPD.EXE; CPF9X206.EXE; CPFNT206.EXE; CTRL.EXE;
      CV.EXE; CWNB181.EXE; CWNTDWMO.EXE; d3dupdate.exe; DATEMANAGER.EXE;
      DCOMX.EXE; DEFALERT.EXE; DEFSCANGUI.EXE; DEFWATCH.EXE; DEPUTY.EXE;
      DIVX.EXE; DLLCACHE.EXE; DLLREG.EXE; DOORS.EXE; DPF.EXE; DPFSETUP.EXE;
      DPPS2.EXE; DRWATSON.EXE; DRWEB32.EXE; DRWEBUPW.EXE; DSSAGENT.EXE;
      DVP95.EXE; DVP95_0.EXE; ECENGINE.EXE; EFPEADM.EXE; EMSW.EXE; ENT.EXE;
      ESAFE.EXE; ESCANH95.EXE; ESCANHNT.EXE; ESCANV95.EXE; ESPWATCH.EXE;
      ETHEREAL.EXE; ETRUSTCIPE.EXE; EVPN.EXE; EXANTIVIRUS-CNET.EXE;
      EXE.AVXW.EXE; EXPERT.EXE; EXPLORE.EXE; F-AGNT95.EXE; F-AGOBOT.EXE;
      FAMEH32.EXE; FAST.EXE; FCH32.EXE; FIH32.EXE; FINDVIRU.EXE;
      FIREWALL.EXE; FLOWPROTECTOR.EXE; FNRB32.EXE; FPROT.EXE; F-PROT.EXE;
      F-PROT95.EXE; FP-WIN.EXE; FP-WIN_TRIAL.EXE; FRW.EXE; FSAA.EXE;
      FSAV.EXE; FSAV32.EXE; FSAV530STBYB.EXE; FSAV530WTBYB.EXE; FSAV95.EXE;
      FSGK32.EXE; FSM32.EXE; FSMA32.EXE; FSMB32.EXE; F-STOPW.EXE; GATOR.EXE;
      GBMENU.EXE; GBPOLL.EXE; GENERICS.EXE; GMT.EXE; GUARD.EXE;
      GUARDDOG.EXE; HACKTRACERSETUP.EXE; HBINST.EXE; HBSRV.EXE;
      HIJACKTHIS.EXE; HOTACTIO.EXE; HOTPATCH.EXE; HTLOG.EXE; HTPATCH.EXE;
      HWPE.EXE; HXDL.EXE; HXIUL.EXE; IAMAPP.EXE; IAMSERV.EXE; IAMSTATS.EXE;
      IBMASN.EXE; IBMAVSP.EXE; ICLOAD95.EXE; ICLOADNT.EXE; ICMON.EXE;
      ICSUPP95.EXE; ICSUPPNT.EXE; IDLE.EXE; IEDLL.EXE; IEDRIVER.EXE;
      IEXPLORER.EXE; IFACE.EXE; IFW2000.EXE; INETLNFO.EXE; INFUS.EXE;
      INFWIN.EXE; INIT.EXE; INTDEL.EXE; INTREN.EXE; IOMON98.EXE;
      IPARMOR.EXE; IRIS.EXE; irun4.exe; ISASS.EXE; ISRV95.EXE; ISTSVC.EXE;
      JAMMER.EXE; JDBGMRG.EXE; JEDI.EXE; KAVLITE40ENG.EXE; KAVPERS40ENG.EXE;
      KAVPF.EXE; KAZZA.EXE; KEENVALUE.EXE; KERIO-PF-213-EN-WIN.EXE;
      KERIO-WRL-421-EN-WIN.EXE; KERIO-WRP-421-EN-WIN.EXE; KERNEL32.EXE;
      KILLPROCESSSETUP161.EXE; LAUNCHER.EXE; LDNETMON.EXE; LDPRO.EXE;
      LDPROMENU.EXE; LDSCAN.EXE; LNETINFO.EXE; LOADER.EXE; LOCALNET.EXE;
      LOCKDOWN.EXE; LOCKDOWN2000.EXE; LOOKOUT.EXE; LORDPE.EXE; LSETUP.EXE;
      LUALL.EXE; LUAU.EXE; LUCOMSERVER.EXE; LUINIT.EXE; LUSPT.EXE;
      MAPISVC32.EXE; MCAGENT.EXE; MCMNHDLR.EXE; MCSHIELD.EXE; MCTOOL.EXE;
      MCUPDATE.EXE; MCVSRTE.EXE; MCVSSHLD.EXE; MD.EXE; MFIN32.EXE;
      MFW2EN.EXE; MFWENG3.02D30.EXE; MGAVRTCL.EXE; MGAVRTE.EXE; MGHTML.EXE;
      MGUI.EXE; MINILOG.EXE; MMOD.EXE; MONITOR.EXE; MOOLIVE.EXE; MOSTAT.EXE;
      MPFAGENT.EXE; MPFSERVICE.EXE; MPFTRAY.EXE; MRFLUX.EXE; MSAPP.EXE;
      MSBB.EXE; MSBLAST.EXE; MSCACHE.EXE; MSCCN32.EXE; MSCMAN.EXE;
      MSCONFIG.EXE; mscvb32.exe; MSDM.EXE; MSDOS.EXE; MSIEXEC16.EXE;
      MSINFO32.EXE; MSLAUGH.EXE; MSMGT.EXE; MSMSGRI32.EXE; MSSMMC32.EXE;
      MSSYS.EXE; MSVXD.EXE; MU0311AD.EXE; MWATCH.EXE; N32SCANW.EXE; NAV.EXE;
      NAVAP.NAVAPSVC.EXE; NAVAPSVC.EXE; NAVAPW32.EXE; NAVDX.EXE;
      NAVENGNAVEX15.NAVLU32.EXE; NAVLU32.EXE; NAVNT.EXE; NAVSTUB.EXE;
      NAVW32.EXE; NAVWNT.EXE; NC2000.EXE; NCINST4.EXE; NDD32.EXE;
      NEOMONITOR.EXE; NEOWATCHLOG.EXE; NETARMOR.EXE; NETD32.EXE;
      NETINFO.EXE; NETMON.EXE; NETSCANPRO.EXE; NETSPYHUNTER-1.2.EXE;
      NETSTAT.EXE; NETUTILS.EXE; NISSERV.EXE; NISUM.EXE; NMAIN.EXE;
      NOD32.EXE; NORMIST.EXE; NORTON_INTERNET_SECU_3.0_407.EXE;
      NOTSTART.EXE; NPF40_TW_98_NT_ME_2K.EXE; NPFMESSENGER.EXE;
      NPROTECT.EXE; NPSCHECK.EXE; NPSSVC.EXE; NSCHED32.EXE; NSSYS32.EXE;
      NSTASK32.EXE; NSUPDATE.EXE; NT.EXE; NTRTSCAN.EXE; NTVDM.EXE;
      NTXconfig.EXE; NUI.EXE; NUPGRADE.EXE; NVARCH16.EXE; NVC95.EXE;
      NVSVC32.EXE; NWINST4.EXE; NWSERVICE.EXE; NWTOOL16.EXE; OLLYDBG.EXE;
      ONSRVR.EXE; OPTIMIZE.EXE; OSTRONET.EXE; OTFIX.EXE; OUTPOST.EXE;
      OUTPOSTINSTALL.EXE; OUTPOSTPROINSTALL.EXE; PADMIN.EXE;
      PandaAVEngine.exe; PANIXK.EXE; PATCH.EXE; PAVCL.EXE; PAVPROXY.EXE;
      PAVSCHED.EXE; PAVW.EXE; PCC2002S902.EXE; PCC2K_76_1436.EXE;
      PCCIOMON.EXE; PCCNTMON.EXE; PCCWIN97.EXE; PCCWIN98.EXE; PCDSETUP.EXE;
      PCFWALLICON.EXE; PCIP10117_0.EXE; PCSCAN.EXE; PDSETUP.EXE; PENIS.EXE;
      Penis32.exe; PERISCOPE.EXE; PERSFW.EXE; PERSWF.EXE; PF2.EXE;
      PFWADMIN.EXE; PGMONITR.EXE; PINGSCAN.EXE; PLATIN.EXE; POP3TRAP.EXE;
      POPROXY.EXE; POPSCAN.EXE; PORTDETECTIVE.EXE; PORTMONITOR.EXE;
      POWERSCAN.EXE; PPINUPDT.EXE; PPTBC.EXE; PPVSTOP.EXE; PRIZESURFER.EXE;
      PRMT.EXE; PRMVR.EXE; PROCDUMP.EXE; PROCESSMONITOR.EXE;
      PROCEXPLORERV1.0.EXE; PROGRAMAUDITOR.EXE; PROPORT.EXE; PROTECTX.EXE;
      PSPF.EXE; PURGE.EXE; PUSSY.EXE; PVIEW95.EXE; QCONSOLE.EXE;
      QSERVER.EXE; RAPAPP.EXE; rate.exe; RAV7.EXE; RAV7WIN.EXE;
      RAV8WIN32ENG.EXE; RAY.EXE; RB32.EXE; RCSYNC.EXE; REALMON.EXE;
      REGED.EXE; REGEDIT.EXE; REGEDT32.EXE; RESCUE.EXE; RESCUE32.EXE;
      RRGUARD.EXE; RSHELL.EXE; RTVSCAN.EXE; RTVSCN95.EXE; RULAUNCH.EXE;
      RUN32DLL.EXE; RUNDLL.EXE; RUNDLL16.EXE; RUXDLL32.EXE; SAFEWEB.EXE;
      SAHAGENT.EXE; SAVE.EXE; SAVENOW.EXE; SBSERV.EXE; SC.EXE; SCAM32.EXE;
      SCAN32.EXE; SCAN95.EXE; SCANPM.EXE; SCRSCAN.EXE; SCRSVR.EXE;
      SCVHOST.EXE; SD.EXE; SERV95.EXE; SERVICE.EXE; SERVLCE.EXE;
      SERVLCES.EXE; SETUP_FLOWPROTECTOR_US.EXE; SETUPVAMEEVAL.EXE; SFC.EXE;
      SGSSFW32.EXE; SH.EXE; SHELLSPYINSTALL.EXE; SHN.EXE; SHOWBEHIND.EXE;
      SMC.EXE; SMS.EXE; SMSS32.EXE; SOAP.EXE; SOFI.EXE; SPERM.EXE; SPF.EXE;
      SPHINX.EXE; SPOLER.EXE; SPOOLCV.EXE; SPOOLSV32.EXE; SPYXX.EXE;
      SREXE.EXE; SRNG.EXE; SS3EDIT.EXE; ssate.exe; SSG_4104.EXE;
      SSGRATE.EXE; ST2.EXE; START.EXE; STCLOADER.EXE; SUPFTRL.EXE;
      SUPPORT.EXE; SUPPORTER5.EXE; SVC.EXE; SVCHOSTC.EXE; SVCHOSTS.EXE;
      SVSHOST.EXE; SWEEP95.EXE; SWEEPNET.SWEEPSRV.SYS.SWNETSUP.EXE;
      SYMPROXYSVC.EXE; SYMTRAY.EXE; SYSEDIT.EXE; sysinfo.exe; SysMonXP.exe;
      SYSTEM.EXE; SYSTEM32.EXE; SYSUPD.EXE; TASKMG.EXE; TASKMO.EXE;
      TASKMON.EXE; TAUMON.EXE; TBSCAN.EXE; TC.EXE; TCA.EXE; TCM.EXE;
      TDS2-98.EXE; TDS2-NT.EXE; TDS-3.EXE; TEEKIDS.EXE; TFAK.EXE; TFAK5.EXE;
      TGBOB.EXE; TITANIN.EXE; TITANINXP.EXE; TRACERT.EXE; TRICKLER.EXE;
      TRJSCAN.EXE; TRJSETUP.EXE; TROJANTRAP3.EXE; TSADBOT.EXE; TVMD.EXE;
      TVTMD.EXE; UNDOBOOT.EXE; UPDAT.EXE; UPDATE.EXE; UPGRAD.EXE;
      UTPOST.EXE; VBCMSERV.EXE; VBCONS.EXE; VBUST.EXE; VBWIN9X.EXE;
      VBWINNTW.EXE; VCSETUP.EXE; VET32.EXE; VET95.EXE; VETTRAY.EXE;
      VFSETUP.EXE; VIR-HELP.EXE; VIRUSMDPERSONALFIREWALL.EXE; VNLAN300.EXE;
      VNPC3000.EXE; VPC32.EXE; VPC42.EXE; VPFW30S.EXE; VPTRAY.EXE;
      VSCAN40.EXE; VSCENU6.02D30.EXE; VSCHED.EXE; VSECOMR.EXE; VSHWIN32.EXE;
      VSISETUP.EXE; VSMAIN.EXE; VSMON.EXE; VSSTAT.EXE; VSWIN9XE.EXE;
      VSWINNTSE.EXE; VSWINPERSE.EXE; W32DSM89.EXE; W9X.EXE; WATCHDOG.EXE;
      WEBDAV.EXE; WEBSCANX.EXE; WEBTRAP.EXE; WFINDV32.EXE; WGFE95.EXE;
      WHOSWATCHINGME.EXE; WIMMUN32.EXE; WIN32.EXE; WIN32US.EXE;
      WINACTIVE.EXE; WIN-BUGSFIX.EXE; WINDOW.EXE; WINDOWS.EXE; WININETD.EXE;
      WININIT.EXE; WININITX.EXE; WINLOGIN.EXE; WINMAIN.EXE; WINNET.EXE;
      WINPPR32.EXE; WINRECON.EXE; WINSERVN.EXE; WINSSK32.EXE; WINSTART.EXE;
      WINSTART001.EXE; winsys.exe; WINTSK32.EXE; winupd.exe; WINUPDATE.EXE;
      WKUFIND.EXE; WNAD.EXE; WNT.EXE; WRADMIN.EXE; WRCTRL.EXE; WSBGATE.EXE;
      WUPDATER.EXE; WUPDT.EXE; WYVERNWORKSFIREWALL.EXE; XPF202EN.EXE;
      ZAPRO.EXE; ZAPSETUP3001.EXE; ZATUTOR.EXE; ZONALM2601.EXE;
      ZONEALARM.EXE

Stealing It tries to steal the following information:

– The following CD keys:
   • Battlefield 1942; Battlefield 1942 (Road To Rome); Battlefield 1942
      (Secret Weapons of WWII); Battlefield Vietnam; Black and White;
      Chrome; Command and Conquer: Generals; Command and Conquer: Generals
      (Zero Hour); Command and Conquer: Red Alert; Command and Conquer: Red
      Alert 2; Command and Conquer: Tiberian Sun; Counter-Strike (Retail);
      FIFA 2002; FIFA 2003; Freedom Force; Global Operations; Gunman
      Chronicles; Half-Life; Hidden & Dangerous 2; IGI 2: Covert Strike;
      Industry Giant 2; James Bond 007: Nightfire; Legends of Might and
      Magic; Medal of Honor: Allied Assault; Medal of Honor: Allied Assault:
      Breakthrough; Medal of Honor: Allied Assault: Spearhead; Nascar Racing
      2002; Nascar Racing 2003; Need For Speed Hot Pursuit 2; Need For
      Speed: Underground; Neverwinter Nights; Neverwinter Nights (Hordes of
      the Underdark); Neverwinter Nights (Shadows of Undrentide); NHL 2002;
      NHL 2003; NOX; Rainbow Six III RavenShield; Shogun: Total War: Warlord
      Edition; Soldier of Fortune II - Double Helix; Soldiers Of Anarchy;
      The Gladiators; Unreal Tournament 2003; Unreal Tournament 2004

– It uses a network sniffer that checks for the following strings:
   • USER
   • PASS

– A logging routine is started after the following website is visited, which contains one of the following substrings in the URL:
   • paypal
   • PAYPAL
   • paypal.com
   • PAYPAL.COM

– It captures:
    • Login information

Miscellaneous Mutex:
It creates the following Mutex:
• 745124

File details Programming language:
The malware program was written in MS Visual C++.

Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with the following runtime packer:
• FSG 1.3.3

See a brief description here.

Description inserted by Iulia Diaconescu on Fri, 23 Sep 2005 09:46 (GMT+1)
Description updated by Iulia Diaconescu on Wed, 28 Sep 2005 16:57 (GMT+1)

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