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
  • 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: A2B8C0A1E4CD3EC5675E.mlw
path: /opt/CAPEv2/storage/binaries/e8120e330a20841c82017d2aa6818bb55f8ca8cd22c5ca675ff9f6ca80591d72
crc32: 871FA12A
md5: a2b8c0a1e4cd3ec5675ee4e23a2126a8
sha1: 517fac28d18e57418f0c3419e5def9fa4af94388
sha256: e8120e330a20841c82017d2aa6818bb55f8ca8cd22c5ca675ff9f6ca80591d72
sha512: 31e3f424d8b428a6171a5ac44c4506242f4bc0fdc36ae99f53cc1040f2a61c905d4592626120825bc78d7ef0a066ecbbbd6ac95448edfac69f919d7b92daa574
ssdeep: 6144:LGeFzsnmaRPmrMaB4muz14QaYgTt+scaHACw6Ykw/a8dWBtp27DpomqcPMwNFN6G:LGIwnC1uznghoaHACwBkka8eGp7dPRrz
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T17E74E96FB3451372C68207B23A0F99D6B72E9579336A85B014A8801D3367E7893FF2D5
sha3_384: e947ac41b056c65ec5495e5231ff393fdae557064cd56ac55f312ce5b8b996648cc5e88e306d671ea9bc18d431347e8e
ep_bytes: 60909090909090b800104000bbf87e40
timestamp: 2013-12-28 18:29:59

Version Info:

0: [No Data]

Backdoor:Win32/Berbew!pz also known as:

BkavW32.AIDetectMalware
tehtrisGeneric.Malware
MicroWorld-eScanBackdoor.Hangup.B
FireEyeGeneric.mg.a2b8c0a1e4cd3ec5
SkyhighBehavesLike.Win32.Generic.fm
McAfeeTrojan-FVOJ!A2B8C0A1E4CD
MalwarebytesGeneric.Malware.AI.DDS
ZillyaTrojan.Qukart.Win32.2324908
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005780dd1 )
K7GWTrojan ( 005780dd1 )
Cybereasonmalicious.8d18e5
ArcabitBackdoor.Hangup.B
BaiduWin32.Trojan-Spy.Quart.a
VirITWorm.Win32.Berbew.G
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Spy.Qukart
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Trojan.Crypted-28
KasperskyTrojan-Spy.Win32.Qukart.af
BitDefenderBackdoor.Hangup.B
NANO-AntivirusTrojan.Win32.Qukart.irhiuw
AvastWin32:TrojanX-gen [Trj]
TencentTrojan-Ransom.Win32.Pornoasset.a
TACHYONBackdoor/W32.Padodor
SophosMal/Padodor-A
F-SecureTrojan.TR/Spy.Qukart.NB
DrWebBackDoor.HangUp.43832
VIPREBackdoor.Hangup.B
Trapminemalicious.high.ml.score
EmsisoftBackdoor.Hangup.B (B)
IkarusTrojan.Crypt
JiangminTrojanSpy.Qukart.ahax
VaristW32/Qukart.K.gen!Eldorado
AviraTR/Spy.Qukart.NB
Antiy-AVLTrojan[Proxy]/Win32.Qukart.gen
Kingsoftmalware.kb.a.1000
MicrosoftBackdoor:Win32/Berbew!pz
ZoneAlarmTrojan-Spy.Win32.Qukart.af
GDataWin32.Trojan.PSE.1A8ERTK
GoogleDetected
AhnLab-V3Win-Trojan/Berbew.51712
Acronissuspicious
BitDefenderThetaAI:Packer.D492E28B21
ALYacBackdoor.Hangup.B
MAXmalware (ai score=88)
VBA32BScope.Backdoor.Berbew
Cylanceunsafe
PandaTrj/Genetic.gen
RisingBackdoor.Berbew!1.AE0A (CLASSIC)
SentinelOneStatic AI – Malicious PE
FortinetW32/Qukart.A!tr
AVGWin32:TrojanX-gen [Trj]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (D)

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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