Backdoor

Backdoor:Win32/Berbew!pz (file analysis)

Malware Removal

The Backdoor:Win32/Berbew!pz 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!pz virus can do?

  • Sample contains Overlay data
  • Creates an indicator observed in Territorial Disputes report SIG40
  • Uses Windows utilities for basic functionality
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Backdoor:Win32/Berbew!pz?


File Info:

name: D708F42ADA9205C1EB26.mlw
path: /opt/CAPEv2/storage/binaries/64a18ee55d350ad4dd83d70ee5a1323cffdbc7fc94ef326e7950a9e00ac458ef
crc32: 7971CA3F
md5: d708f42ada9205c1eb26cbe9fc72c3f3
sha1: 6f8148a1266c80a5e3c2b23cff84e66be72bf558
sha256: 64a18ee55d350ad4dd83d70ee5a1323cffdbc7fc94ef326e7950a9e00ac458ef
sha512: 89dbddb5e6dffee6d9dcb0a8e8e96ffa8508aec644ce5f94502d028a6d2fadcedf575d9142ad2f8981a87d8c8e6c9df981c6f39ebd343da010fcec6fbf0801c2
ssdeep: 6144:pEqxdAmhuqgIyedZwlNPjLs+H8rtMsQBJyJyymeH:pJxdApGyGZwlNPjLYRMsXJvmeH
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F8744937F7A80BB1C7860232267B1996DF38C4AC1F5452D3537CD36A5A36D90C1B2BA6
sha3_384: a3ceb93bdadf2db16e369a279e97e0a34fcf7803dda67f3c95580ea71f89be82d424d1a9d0e21d95eab60bc9834aeccc
ep_bytes: 60909090909090b800104000bb6c8f40
timestamp: 2018-07-09 22:06:51

Version Info:

0: [No Data]

Backdoor:Win32/Berbew!pz also known as:

BkavW32.AIDetectMalware
tehtrisGeneric.Malware
DrWebBackDoor.HangUp.43791
MicroWorld-eScanGeneric.Dacic.1.Backdoor.Hangup.A.4F48C64D
CAT-QuickHealBackdoor.Berbew.A6.MUE
SkyhighBehavesLike.Win32.Generic.fh
ALYacGeneric.Dacic.1.Backdoor.Hangup.A.4F48C64D
MalwarebytesGeneric.Malware.AI.DDS
ZillyaTrojan.Qukart.Win32.1042082
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 005780dd1 )
K7GWTrojan ( 005780dd1 )
CrowdStrikewin/malicious_confidence_100% (D)
ArcabitGeneric.Dacic.1.Backdoor.Hangup.A.4F48C64D
BitDefenderThetaAI:Packer.8B6893E621
VirITWorm.Win32.Berbew.G
SymantecBackdoor.Berbew.F
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Padodor.NAX
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Trojan.Crypted-28
KasperskyTrojan-Proxy.Win32.Qukart.gen
BitDefenderGeneric.Dacic.1.Backdoor.Hangup.A.4F48C64D
NANO-AntivirusTrojan.Win32.Qukart.fokxzm
AvastWin32:TrojanX-gen [Trj]
TencentTrojan-Ransom.Win32.Pornoasset.a
EmsisoftGeneric.Dacic.1.Backdoor.Hangup.A.4F48C64D (B)
F-SecureTrojan.TR/Crypt.XDR.Gen
BaiduWin32.Trojan-Spy.Quart.a
VIPREGeneric.Dacic.1.Backdoor.Hangup.A.4F48C64D
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.d708f42ada9205c1
SophosTroj/Agent-BGRP
IkarusTrojan.Crypt
JiangminTrojan.Generic.dzrgt
VaristW32/Agent.HJI.gen!Eldorado
AviraTR/Crypt.XDR.Gen
MAXmalware (ai score=81)
Antiy-AVLTrojan[Proxy]/Win32.Qukart.gen
Kingsoftmalware.kb.a.1000
MicrosoftBackdoor:Win32/Berbew!pz
ZoneAlarmTrojan-Proxy.Win32.Qukart.gen
GDataWin32.Trojan.PSE.11RRK8R
GoogleDetected
AhnLab-V3Win-Trojan/Berbew.51712
Acronissuspicious
McAfeeTrojan-FVOJ!D708F42ADA92
TACHYONBackdoor/W32.Padodor
VBA32BScope.Backdoor.Berbew
Cylanceunsafe
PandaTrj/Genetic.gen
RisingBackdoor.Berbew!1.AE0A (CLASSIC)
YandexTrojan.PR.Qukart!MRIP3jtd7Kk
SentinelOneStatic AI – Malicious PE
MaxSecureProxy.Qukart.gen
FortinetW32/Qukart.A!tr
AVGWin32:TrojanX-gen [Trj]
Cybereasonmalicious.1266c8
DeepInstinctMALICIOUS

How to remove Backdoor:Win32/Berbew!pz?

Backdoor:Win32/Berbew!pz removal tool
  • 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.

About the author

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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