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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
6-day free trial available.

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
  • Anomalous binary characteristics
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Backdoor:Win32/Berbew!pz?


File Info:

name: A8EFA2068A77B8636A1A.mlw
path: /opt/CAPEv2/storage/binaries/2767d56e59fdcae5d9839d5d3f76dae77803aeccdcd90ac7f9f0bbea9d798550
crc32: 1FFA5126
md5: a8efa2068a77b8636a1a9cd918a1c846
sha1: 7c132719e1e53e6b32479d103664562c1b0304c5
sha256: 2767d56e59fdcae5d9839d5d3f76dae77803aeccdcd90ac7f9f0bbea9d798550
sha512: c1b6670984a2b4e0932f79ed362c0be86f1170ea321f7d56fea448853020d43a3b39d002bc10684b83efdf9634e396277a54a6795119d36032fd6d427e8bb77e
ssdeep: 1536:YI99mWtgZLTE08Sw/lI4xMWSTdqwG5YMkhohBE8VGh:YI99K2SelI4xOQwSUAEQGh
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T130835DAB63C427F1C6930BB6369FADA7F338A57C132287735465D02C1227AA47237764
sha3_384: ad8d9bbe5ec7b76e7542aa9a5c66c4c9709b0d6c360da8152a2de94be58437585d9016a0e11d165be3e4f563137def41
ep_bytes: 90b800104000909090906a0490905f90
timestamp: 1970-01-01 00:00:00

Version Info:

0: [No Data]

Backdoor:Win32/Berbew!pz also known as:

BkavW32.AIDetectMalware
tehtrisGeneric.Malware
DrWebTrojan.Siggen13.42746
MicroWorld-eScanGen:Trojan.ShellObject.f8X@aaHqO5d
FireEyeGeneric.mg.a8efa2068a77b863
CAT-QuickHealBackdoor.Berbew.A6.MUE
SkyhighBehavesLike.Win32.Generic.mh
ALYacGen:Trojan.ShellObject.f8X@aaHqO5d
MalwarebytesGeneric.Malware.AI.DDS
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005780dd1 )
K7GWTrojan ( 005780dd1 )
Cybereasonmalicious.9e1e53
ArcabitTrojan.ShellObject.ED50C4
BitDefenderThetaAI:Packer.8C79284021
SymantecBackdoor.Berbew.F
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Spy.Qukart
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Trojan.Obfus-38
KasperskyTrojan-Proxy.Win32.Qukart.gen
BitDefenderGen:Trojan.ShellObject.f8X@aaHqO5d
NANO-AntivirusTrojan.Win32.Qukart.fokxzm
AvastWin32:TrojanX-gen [Trj]
TencentTrojan.Win32.Pornoasset.a
EmsisoftGen:Trojan.ShellObject.f8X@aaHqO5d (B)
F-SecureTrojan.TR/Crypt.ZPACK.Gen2
BaiduWin32.Trojan-Spy.Quart.a
VIPREGen:Trojan.ShellObject.f8X@aaHqO5d
TrendMicroTROJ_GEN.R03BC0CLN23
Trapminemalicious.high.ml.score
SophosMal/Generic-S
SentinelOneStatic AI – Malicious PE
JiangminTrojanProxy.Qukart.hvmo
VaristW32/S-705d01a1!Eldorado
AviraTR/Crypt.ZPACK.Gen2
MAXmalware (ai score=89)
Antiy-AVLTrojan[Proxy]/Win32.Qukart.gen
MicrosoftBackdoor:Win32/Berbew!pz
ZoneAlarmTrojan-Proxy.Win32.Qukart.gen
GDataWin32.Trojan.PSE.1VR6SI3
GoogleDetected
AhnLab-V3Win-Trojan/Berbew.51712
Acronissuspicious
McAfeeGenericRXVP-YB!A8EFA2068A77
TACHYONBackdoor/W32.Padodor
VBA32BScope.Backdoor.Berbew
Cylanceunsafe
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_GEN.R03BC0CLN23
RisingBackdoor.Berbew!1.AE0A (CLASSIC)
IkarusTrojan-Downloader.Win32.Berbew
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.FBNK!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.

Leave a Comment