Net-Worm.Win32.Kolab.btbe removal tips

The Net-Worm.Win32.Kolab.btbe 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 Net-Worm.Win32.Kolab.btbe 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
• Possible date expiration check, exits too soon after checking local time
• A process attempted to delay the analysis task.
• Dynamic (imported) function loading detected
• Enumerates running processes
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• A process created a hidden window
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Russian
• Authenticode signature is invalid
• Deletes its original binary from disk
• Checks for the presence of known windows from debuggers and forensic tools
• Likely virus infection of existing system binary
• Attempts to identify installed analysis tools by a known file location
• Checks the presence of disk drives in the registry, possibly for anti-virtualization
• Creates a copy of itself

How to determine Net-Worm.Win32.Kolab.btbe?

File Info:
name: E5715F682D3B1A90DB5D.mlw
path: /opt/CAPEv2/storage/binaries/52e65fa9e8e204eac9a6f61c3b4ceb428ba7fbcc9e604a0645096de69fccc6c3
crc32: 8C268612
md5: e5715f682d3b1a90db5d7cd4fe571b71
sha1: 802f3604f79f27408e370e42eb18afaba302ba15
sha256: 52e65fa9e8e204eac9a6f61c3b4ceb428ba7fbcc9e604a0645096de69fccc6c3
sha512: 8459f9b214c18cc1a47624a5e77457c108098ceeca8cabc3e5af9df9ce9c1ed884a1cd61be139873118115969ca2b102a9d76e67f0472d216fdb300fe4ad14c4
ssdeep: 6144:cFlDby9XWrnblDonFoKj9+hKwf/E7x4QMJgSW:c3NqPkhKwGx4FFW
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1C954123DA04878B4E2E53236B9457ABB8C2EB3315DCE4C277921614FBE656C33D4A139
sha3_384: 2ab25872fca91d57b20f65c3245800d17b71491d0580d9732cd46b77a7a2beba004354c009613b040253aaf1cc2caded
ep_bytes: 90558bec83c4a440f7d0ba282540008b
timestamp: 2004-04-25 02:29:14

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

Net-Worm.Win32.Kolab.btbe also known as:

How to remove Net-Worm.Win32.Kolab.btbe?

• 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.