JS/Mimail.B - Malware

See also

Summary

Full description

Statistics

Virus:	JS/Mimail.B
Date discovered:	11/11/2003
Type:	Worm
In the wild:	Yes
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Low to medium
Static file:	Yes
File size:	86.297 Bytes
MD5 checksum:	8d77f783521465d63e4c9cc5595714fa
VDF version:	6.22.00.33 - Tue, 11 Nov 2003 00:25 (GMT+1)

General Method of propagation:
   • No own spreading routine

Aliases:
   • Symantec: Trojan.Sefex
   • Kaspersky: Trojan-Dropper.JS.Mimail.b
   • Sophos: W32/Torvil-A
   • Grisoft: Dropper.Mimail.E
   • VirusBuster: JS.Torvil.D
   • Eset: Win32/Torvil.A

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

Side effects:
   • Drops a malicious file

Right after execution the following information is displayed:

Files The following file is created:

– %WINDIR%\spool%two-digit random character string%.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: 1387

See a brief description here.

Description inserted by Irina Boldea on Fri, 19 May 2006 15:07 (GMT+1)
Description updated by Irina Boldea on Fri, 19 May 2006 15:51 (GMT+1)

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