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: A26A773305879D430B68.mlw
path: /opt/CAPEv2/storage/binaries/5a4edc24d06ace810cfec09f05b5a2725ae4b69f126748a263c167e28e59745b
crc32: 6BF44035
md5: a26a773305879d430b68578734bc7dfa
sha1: aba381b731fb7c97e9179f71fe46e1db183f6801
sha256: 5a4edc24d06ace810cfec09f05b5a2725ae4b69f126748a263c167e28e59745b
sha512: 5c319899f91954451f9f96d9eae0915f3a5925b417fbbdf6f7fa5e3d62a28272ac58990696633dae037630ad88f8620f5b66077bfb8d46ca1435a244e0fb8778
ssdeep: 3072:F4ldx/YHyGv/1qXIuYUvIMDrFDHZtOgxBOXXwwfBoD6N3h8N5G2qVUDrFDHZtOgt:IDQHyw1qN4s5tTDUZNSN58VU5tTtf
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T110247D5B5FEB2231C153C0775F436165ADD8BFEB2F987A50DCEB8018932DA084279A93
sha3_384: 169e70eb6592ac890bea9e45edb1d0254405e43ef9f84244dfdaa5ce88a65155fcce0a76d4931ff97ca040f169e9e936
ep_bytes: 90609090909067e80000000090909090
timestamp: 2018-02-05 18:29:59

Version Info:

0: [No Data]

Backdoor:Win32/Berbew!pz also known as:

BkavW32.AIDetectMalware
Elasticmalicious (high confidence)
MicroWorld-eScanGenPack:Backdoor.Hangup.B
ClamAVWin.Trojan.Crypted-30
FireEyeGeneric.mg.a26a773305879d43
CAT-QuickHealWorm.Dorkbot.A
SkyhighBehavesLike.Win32.Generic.dc
McAfeeTrojan-FVOK!A26A77330587
MalwarebytesGeneric.Malware.AI.DDS
ZillyaTrojan.QukartGen.Win32.1
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005780dd1 )
K7GWTrojan ( 005780dd1 )
CrowdStrikewin/malicious_confidence_100% (D)
ArcabitGenPack:Backdoor.Hangup.B
BitDefenderThetaAI:Packer.493E2EB61E
VirITWorm.Win32.Berbew.G
SymantecML.Attribute.HighConfidence
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/Spy.Qukart
APEXMalicious
CynetMalicious (score: 100)
KasperskyTrojan-Spy.Win32.Qukart.af
BitDefenderGenPack:Backdoor.Hangup.B
NANO-AntivirusTrojan.Win32.Qukart.itzkfj
AvastWin32:TrojanX-gen [Trj]
TencentTrojan.Win32.Pornoasset.a
EmsisoftGenPack:Backdoor.Hangup.B (B)
BaiduWin32.Trojan-Spy.Quart.a
F-SecureTrojan.TR/Spy.Qukart.NB
DrWebBackDoor.HangUp.43832
VIPREGenPack:Backdoor.Hangup.B
SophosMal/Padodor-A
SentinelOneStatic AI – Malicious PE
JiangminTrojanSpy.Qukart.jwg
GoogleDetected
AviraTR/Spy.Qukart.NB
MAXmalware (ai score=88)
Antiy-AVLTrojan[Proxy]/Win32.Qukart.gen
MicrosoftBackdoor:Win32/Berbew!pz
ZoneAlarmTrojan-Spy.Win32.Qukart.af
GDataWin32.Trojan.PSE.1A8ERTK
VaristW32/Qukart.K.gen!Eldorado
AhnLab-V3Win-Trojan/Berbew.51712
Acronissuspicious
VBA32BScope.Backdoor.Berbew
TACHYONBackdoor/W32.Padodor
Cylanceunsafe
PandaTrj/Genetic.gen
RisingBackdoor.Berbew!1.AE0A (CLASSIC)
YandexTrojanSpy.Qukart!ilrg4T3MCO4
IkarusTrojan.Spy.Qukart
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.BJQV!tr
AVGWin32:TrojanX-gen [Trj]
Cybereasonmalicious.731fb7
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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