W32/Scribble-B

Category: Viruses and Spyware Protection available since:30 Sep 2011 06:49:35 (GMT)
Type: Win32 executable file virus Last Updated:30 Sep 2011 06:49:35 (GMT)
Prevalence: Small Number of Reports

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W32/Scribble-B is a family of polymorphic viruses for the Windows platform.

Members of W32/Scribble-B allow a remote attacker to gain access and control over the infected computer through IRC channels.

Members of W32/Scribble-B infect files with the EXE and SCR extensions when they are opened or run.

Members of W32/Scribble-B inject a malicious iframe into files whose extensions start with HTM, PHP or ASP, with affected files detected as Troj/Fujif-Gen. At the time of writing the iframe points to a site that hosts more malware.

Members of W32/Scribble-B also add a line to the Windows HOSTS file to redirect the infected computer to an infected website.

Detailed analysis

Example behaviors of W32/Scribble-B follow:

Example 1

Other vendor detection

Kaspersky
Virus.Win32.Virut.ce
Trend
PE_VIRUX.E

Example 2

File Information

Size
77K
SHA-1
11989cdb83ccb42b4172c28b44bcf81499dd316e
MD5
d7371aeda399cbde543ddccedca532af
CRC-32
a231a1a6
File type
application/x-ms-dos-executable
First seen
2010-06-22

Example 3

File Information

Size
324K
SHA-1
3f00d4d0f4c75decd39a6f3b4140ba8e69c66167
MD5
27ab75c1dc6a8541b9dba3297268961d
CRC-32
cbcb0d1c
File type
application/x-ms-dos-executable
First seen
2010-06-21

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