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
  • CAPE detected the shellcode get eip malware family
  • Anomalous binary characteristics
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Backdoor:Win32/Berbew!pz?


File Info:

name: 9A43535FB0AA5DE848FD.mlw
path: /opt/CAPEv2/storage/binaries/9a7d05a854ecf2c55e11f5a82b87de0d6615b8e7535d00efa7af5b2f7dad6ed0
crc32: 0C17B53D
md5: 9a43535fb0aa5de848fd90e6fd6c35c9
sha1: 04faf45c5684b2d24aa850f5c495a8019f766653
sha256: 9a7d05a854ecf2c55e11f5a82b87de0d6615b8e7535d00efa7af5b2f7dad6ed0
sha512: 893d600adc4e70e868e02554ab994206087e3142db265155f594ee384b4206267f94c5a9c485b9b174be86683dd6a53124908d7a8c7abb31cd27e4549b3be390
ssdeep: 1536:4ARIjeW6G9tZ4uBKglGtu+Hai65YMkhohBE8VGh:hIjeStZ4rWGtu9imUAEQGh
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T103834C17B2541BAFC68302BD3D4B96E4FB1A8837C363D6915468C02C22E7DB4567AFC9
sha3_384: 4602116b90997b1f06932fae17d9d75482b6f8c6a1224dc035a6761fbbebbdd08324de0324a6bbae12e03d2fd4097ac8
ep_bytes: 909090b800104000bbd08e40009090b9
timestamp: 1970-01-01 00:00:00

Version Info:

0: [No Data]

Backdoor:Win32/Berbew!pz also known as:

BkavW32.AIDetectMalware
LionicTrojan.Win32.Berbew.h!c
tehtrisGeneric.Malware
DrWebTrojan.Siggen13.42746
MicroWorld-eScanGen:Trojan.ShellObject.f8X@aian2n
ClamAVWin.Packed.Razy-10010080-0
FireEyeGeneric.mg.9a43535fb0aa5de8
CAT-QuickHealBackdoor.Berbew.A6.MUE
SkyhighBehavesLike.Win32.Generic.mh
ALYacGen:Trojan.ShellObject.f8X@aian2n
Cylanceunsafe
ZillyaTrojan.QukartGen.Win32.2
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005780dd1 )
AlibabaBackdoor:Win32/Berbew.36d
K7GWTrojan ( 005780dd1 )
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderThetaAI:Packer.ECBC91C221
SymantecBackdoor.Berbew.F
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Spy.Qukart
APEXMalicious
CynetMalicious (score: 100)
KasperskyTrojan-Proxy.Win32.Qukart.gen
BitDefenderGen:Trojan.ShellObject.f8X@aian2n
NANO-AntivirusTrojan.Win32.Qukart.fokxzm
AvastWin32:TrojanX-gen [Trj]
TencentTrojan-Proxy.Win32.Qukart.hag
TACHYONBackdoor/W32.Padodor
SophosMal/Generic-S
F-SecureTrojan.TR/Crypt.ZPACK.Gen2
BaiduWin32.Trojan-Spy.Quart.a
VIPREGen:Trojan.ShellObject.f8X@aian2n
TrendMicroTROJ_GEN.R03BC0CAJ24
Trapminemalicious.high.ml.score
EmsisoftGen:Trojan.ShellObject.f8X@aian2n (B)
IkarusTrojan-Downloader.Win32.Berbew
GDataWin32.Trojan.PSE.1VR6SI3
JiangminTrojanProxy.Qukart.hwgg
GoogleDetected
AviraTR/Crypt.ZPACK.Gen2
Antiy-AVLTrojan[Proxy]/Win32.Qukart.gen
Kingsoftmalware.kb.a.1000
ArcabitTrojan.ShellObject.ED109DC
ZoneAlarmTrojan-Proxy.Win32.Qukart.gen
MicrosoftBackdoor:Win32/Berbew!pz
VaristW32/S-705d01a1!Eldorado
AhnLab-V3Win-Trojan/Berbew.51712
Acronissuspicious
McAfeeGenericRXVP-YB!9A43535FB0AA
MAXmalware (ai score=80)
VBA32BScope.Backdoor.Berbew
MalwarebytesGeneric.Malware.AI.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_GEN.R03BC0CAJ24
RisingBackdoor.Berbew!1.AE0A (CLASSIC)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.FBNK!tr
AVGWin32:TrojanX-gen [Trj]
Cybereasonmalicious.c5684b
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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