Troj/Agent-VOW (file analysis)

The Troj/Agent-VOW is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Troj/Agent-VOW virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Enumerates running processes
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• Unconventionial language used in binary resources: Russian
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Authenticode signature is invalid
• Created a process from a suspicious location
• Creates a copy of itself

How to determine Troj/Agent-VOW?

File Info:
name: 774F78E4A14BCB2BDF84.mlw
path: /opt/CAPEv2/storage/binaries/4cf3795575fd653ca74de21309a12c5e467cd33e305ee870fec6978a459513d4
crc32: 69F83C6D
md5: 774f78e4a14bcb2bdf84a78690c12514
sha1: fd0d45bf408e60d68551ef129fca99648fb5d08a
sha256: 4cf3795575fd653ca74de21309a12c5e467cd33e305ee870fec6978a459513d4
sha512: 84ab1e2a749e3461dd4878f76494b60e6b11d6772b87e520cdc485437606d687238c9a75fad330a0b9ffc18e1b55102aca326310286380afac16515275c0e0bd
ssdeep: 196608:D9hi0Wl6W4xO1+q8uSxL9ffRvKOYTz7pheksJ3iMqEZvQdtNWyy:El58uSfRKOYTz1DspiEvPyy
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1FDA6335162FDCA92D99C587A69B1591C7ACFE0F38B656C021330AE7D673F31219C833A
sha3_384: 7b1f19b7cb148a20fab4cf4e2bb2008552b2bb8440883cb3a3b6c3e1463c238577030f03fc1d7d95cf6cd899989211d7
ep_bytes: 60be00804b008dbe0090f4ff57eb0b90
timestamp: 2008-05-30 04:46:30

Version Info:
CompanyName: AVG Technologies CZ, s.r.o.
FileDescription: AVG Tray Monitor
FileVersion: 9.0.0.871
InternalName: avgtray
LegalCopyright: Copyright © 2010 AVG Technologies CZ, s.r.o.
OriginalFilename: avgtray.exe
ProductName: AVG Internet Security
ProductVersion: 9.0.0.871
PrivateBuild: Win32 Release_Unicode
SpecialBuild: Avg8VC8_2010_1109_133319(871), SVNRev 145063 (/branches/release/SmallUpdate9-12)
Translation: 0x0409 0x04e4

Troj/Agent-VOW also known as:

How to remove Troj/Agent-VOW?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.