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Date discovered:05/07/2011
Type:Backdoor Server
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Medium
Static file:Yes
File size:167.936 Bytes
MD5 checksum:0FB51D42DF8C2FF7CB313FDB84954AE9
VDF version:
IVDF version:

 General Aliases:
   •  Kaspersky: P2P-Worm.Win32.Palevo.ddrw
   •  TrendMicro: WORM_KOLAB.SMQX
   •  Sophos: Mal/Behav-103

Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows 7

Side effects:
   • Drops files
   • Registry modification

 Files It copies itself to the following locations:
   • %APPDATA%\jusched.exe
   • %TEMPDIR%\windump.exe
   • %all shared folders%\%random character string%

 Registry One of the following values is added in order to run the process after reboot:

–  [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "SunJavaUpdateSched"="%APPDATA%\jusched.exe"

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

Server: **********
Port: %number%
Nickname: %random character string%

Server: **********.234.18.38
Port: %number%
Nickname: %random character string%

– This malware has the ability to collect and send information such as:
    • Username
    • Information about the Windows operating system

– Furthermore it has the ability to perform actions such as:
    • connect to IRC server
    • Launch DDoS UDP flood
    • disconnect from IRC server
    • Join IRC channel
    • Leave IRC channel

 Process termination Processes with one of the following strings are terminated:
   • tcpview
   • wireshark

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

Description inserted by Andrei Ilie on Friday, October 7, 2011
Description updated by Andrei Ilie on Monday, October 10, 2011

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