BDS/Locksky.K - Backdoor Server

See also

Summary

Full description

Statistics

Virus:	BDS/Locksky.K
Date discovered:	12/12/2005
Type:	Backdoor Server
In the wild:	No
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Medium
Static file:	Yes
File size:	6.780 Bytes
MD5 checksum:	e9230502bfb224460F444da66fdd2157
VDF version:	6.33.00.19 - Mon, 12 Dec 2005 13:02 (GMT+1)

General Method of propagation:
   • No own spreading routine

Aliases:
   • Mcafee: W32/Loosky!backdoor
   • Kaspersky: Email-Worm.Win32.Locksky.k
   • TrendMicro: WORM_LOCKSKY.F
   • VirusBuster: iworm I-Worm.Locksky.R
   • Bitdefender: Win32.Locksky.C@mm

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

Side effects:
   • Third party control

Backdoor The following port is opened:

– %WINDIR%\sachostb.exe on TCP port 321 in order to provide backdoor capabilities.

Remote control capabilities:
    • Abort connection
    • Change directory
    • Copy file
    • Delete file
    • Directory listing
    • Display a message
    • Download file
    • Execute file
    • Move file

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 a runtime packer.

See a brief description here.

Description inserted by Daniel Constantin on Mon, 19 Dec 2005 12:12 (GMT+1)
Description updated by Daniel Constantin on Tue, 03 Jan 2006 17:06 (GMT+1)

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