Categories: Backdoor

How to remove “Backdoor:Win32/Berbew.AA!MTB”?

The Backdoor:Win32/Berbew.AA!MTB 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 Backdoor:Win32/Berbew.AA!MTB virus can do?

  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • A process attempted to delay the analysis task by a long amount of time.
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Network activity detected but not expressed in API logs
  • Attempts to modify browser security settings
  • Creates a copy of itself
  • Creates a slightly modified copy of itself
  • Anomalous binary characteristics

How to determine Backdoor:Win32/Berbew.AA!MTB?


File Info:

crc32: CE1E7204md5: 7a0931fd875174c886aa6930977d978aname: 7A0931FD875174C886AA6930977D978A.mlwsha1: b8c3e03ecd543284ed6279ce2ea22e05dfb921afsha256: e2221376087f037a9f493a0da138f301a6ceab55dc11b5a27d3998c4e46cd472sha512: 4682e0a7171a39a4faa16add74dd3b00de7eec5814616c07ae1c2e2fc64ec7af27dfb0d4357f919b8c04038515145e7bb4851207058d7e4f2c236caf35f5e94essdeep: 12288:Sf7lw3mvw0F8Xw355x4xdgXUa6QdtwZuww3mvw0F8Xw355x4xdgXUa6Qd:Kzvw0F8wx4xdgXUa6QOLvw0F8wx4xdgtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/Berbew.AA!MTB also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
DrWeb BackDoor.HangUp.43784
MicroWorld-eScan Trojan.GenericKDZ.70568
FireEye Generic.mg.7a0931fd875174c8
CAT-QuickHeal Worm.Dorkbot.A
McAfee Artemis!7A0931FD8751
Cylance Unsafe
VIPRE BehavesLike.Win32.Malware.ssc (mx-v)
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Trojan.GenericKDZ.70568
K7GW Trojan ( 0056ede21 )
K7AntiVirus Trojan ( 0056ede21 )
TrendMicro TSPY_ZBOT.SMOZ
BitDefenderTheta AI:Packer.D41098CC1E
Cyren W32/SpyQukart.B.gen!Eldorado
Symantec Backdoor.Berbew
TotalDefense Win32/Zbot.OYdbBeD
APEX Malicious
ClamAV Win.Dropper.Berbew-9106192-0
Kaspersky Trojan.Win32.Yakes.hxwi
NANO-Antivirus Trojan.Win32.Qukart.fotkcn
Ad-Aware Trojan.GenericKDZ.70568
Emsisoft Trojan.GenericKDZ.70568 (B)
Comodo Worm.Win32.Qukart.K@565w5t
F-Secure Trojan.TR/Crypt.XDR.Gen
Baidu Win32.Trojan-Spy.Quart.a
Zillya Trojan.Yakes.Win32.77514
Invincea ML/PE-A + Mal/Agent-AVI
McAfee-GW-Edition BehavesLike.Win32.Backdoor.gc
Sophos Mal/Agent-AVI
SentinelOne Static AI – Malicious PE
Jiangmin TrojanProxy.Qukart.gcwf
MaxSecure Proxy.Qukart.gen
Avira TR/Crypt.XDR.Gen
Antiy-AVL Trojan/Win32.Yakes
Microsoft Backdoor:Win32/Berbew.AA!MTB
Gridinsoft Malware.Win32.Pack.35681!se
Arcabit Trojan.Generic.D113A8
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.GenericKDZ.70568
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/Berbew.51712
Acronis suspicious
VBA32 Backdoor.HangUp
ALYac Trojan.GenericKDZ.70568
MAX malware (ai score=87)
Malwarebytes Trojan.ProxyAgent
Panda Trj/Genetic.gen
Zoner Virus.Win32.31145
ESET-NOD32 a variant of Win32/Spy.Qukart
TrendMicro-HouseCall TSPY_ZBOT.SMOZ
Rising Spyware.Qukart!1.AE0A (CLASSIC)
Yandex Trojan.GenAsa!YJadCSKUggw
Ikarus Trojan.Win32.Senta
eGambit Unsafe.AI_Score_99%
Fortinet W32/Qukart.AO!tr
AVG Win32:Qukart-AO [Trj]
Avast Win32:Qukart-AO [Trj]
Qihoo-360 HEUR/QVM19.1.540F.Malware.Gen

How to remove Backdoor:Win32/Berbew.AA!MTB?

  • 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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