Categories: Malware

Cerbu.139709 removal guide

The Cerbu.139709 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 Cerbu.139709 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
  • Anomalous file deletion behavior detected (10+)
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Transacted Hollowing
  • Collects and encrypts information about the computer likely to send to C2 server
  • Creates a hidden or system file
  • Likely virus infection of existing system binary

How to determine Cerbu.139709?


File Info:

name: 5BF3425C34C6FC7324A6.mlwpath: /opt/CAPEv2/storage/binaries/5e347e7feb8ad1f594cfbef0db523eb98e3e30624f6917d614ee05036561d524crc32: 3D71268Bmd5: 5bf3425c34c6fc7324a64d40d4b583cdsha1: 65428a0d6cdaf1bb673273252fcb1441e32d2a37sha256: 5e347e7feb8ad1f594cfbef0db523eb98e3e30624f6917d614ee05036561d524sha512: 3dae274bc1cbf62cd4ec43a7fc18ce111e39c9cd0eaa12558bdd6afd30a6dc8a0488260eda83abe94ed0eb3fa337e36061cfb0edc99774ae43f9376e4a072fa5ssdeep: 196608:vcSiHCzLjehuuxQu1gPCtDPVCYEVwgcACAbRDGYY/sFDXAV:vcGzL2Qu1gP8ViF7RDGdsItype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E17633D9C026C27BFCB8A47A9D02E960433C5CD139F8575C9296C5DC6E2BF1A901FBA4sha3_384: 2954dba827bafcd728efb6aef35c64cf51dcce5c1f57171d54d6b602f36b51994f904b437c317626adc710e7b93bc5cfep_bytes: 558bec83c4cc53565733c08945f08945timestamp: 1992-06-19 22:22:17

Version Info:

Comments: This installation was built with Inno Setup.CompanyName: LLC "SysDev Laboratories" FileDescription: Raise Data Recovery for Ext2/3/4 Setup FileVersion: LegalCopyright: Translation: 0x0409 0x04e4

Cerbu.139709 also known as:

Lionic Trojan.Win32.Ekstak.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Cerbu.139709
CAT-QuickHeal Trojan.Ekstak
ALYac Gen:Variant.Cerbu.139709
Cylance Unsafe
K7AntiVirus Trojan ( 005722f11 )
Alibaba TrojanDropper:Win32/Ekstak.78f71b8f
K7GW Trojan ( 005722f11 )
Symantec Trojan.Gen.2
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
Paloalto generic.ml
Kaspersky Trojan.Win32.Ekstak.alvov
BitDefender Gen:Variant.Cerbu.139709
Avast Win32:Adware-gen [Adw]
Ad-Aware Gen:Variant.Cerbu.139709
Emsisoft Gen:Variant.Cerbu.139709 (B)
McAfee-GW-Edition BehavesLike.Win32.AdwareFileTour.wc
FireEye Gen:Variant.Cerbu.139709
Sophos Mal/Generic-S
Ikarus Trojan-Dropper.Win32.Agent
Jiangmin Trojan.Ekstak.bvud
Webroot W32.Adware.Downloadassistant
MAX malware (ai score=82)
Microsoft Trojan:Win32/Wacatac.B!ml
GData Win32.Backdoor.Bodelph.YO7P5D
AhnLab-V3 Adware/Win.Adware-gen.R481330
McAfee Artemis!5BF3425C34C6
VBA32 Trojan.Ekstak
Malwarebytes Adware.DownloadAssistant
TrendMicro-HouseCall TROJ_GEN.R002H0DCU22
AVG Win32:Adware-gen [Adw]

How to remove Cerbu.139709?

  • 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.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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