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: 2FD2FB24E0C8EEB2D1FF.mlw
path: /opt/CAPEv2/storage/binaries/9066402ec2873f6571be64e5bcc9eea9402a5eb3d2837dd0da51c15729352fee
crc32: B4CC9061
md5: 2fd2fb24e0c8eeb2d1ffb5d4f74f80f6
sha1: d0f63509a72a23ed132f0bb4959dd0ae15cf229a
sha256: 9066402ec2873f6571be64e5bcc9eea9402a5eb3d2837dd0da51c15729352fee
sha512: 7e92db21fb1afa901bbb383016c128b3c4e029befc92c69ff33a8f783183956eb821dcd04e6e5d2ae20b1120cc85a45b03f93003ff4abf5ec39e6d3414142c5e
ssdeep: 3072:mBNvhbwzGIuYUvIMDrFDHZtOgxBOXXwwfBoD6N3h8N5G2qVUDrFDHZtOgtSU:WNv5UG4s5tTDUZNSN58VU5tTtf
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T16E247C5F6FAF26C1C063C1725D43E16196D487E72F9879589CEBF00B836DA088275A8F
sha3_384: 1448fd921c49ddc4de60c91406171e9d0e1648a62fedc76e1dcad29226f569486105871d4b875088c059d4bdff732b90
ep_bytes: 90909090906067e80000000090909090
timestamp: 2018-02-05 18:29:59

Version Info:

0: [No Data]

Backdoor:Win32/Berbew!pz also known as:

BkavW32.AIDetectMalware
LionicTrojan.Win32.Qukart.l!c
Elasticmalicious (high confidence)
MicroWorld-eScanGenPack:Backdoor.Hangup.B
ClamAVWin.Trojan.Crypted-31
CAT-QuickHealWorm.Dorkbot.A
SkyhighBehavesLike.Win32.Backdoor.dc
McAfeeGenericRXVP-YB!2FD2FB24E0C8
Cylanceunsafe
ZillyaTrojan.Qukart.Win32.3305420
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojanSpy:Win32/Qukart.e1d2743c
K7GWTrojan ( 005780dd1 )
K7AntiVirusTrojan ( 005780dd1 )
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.iqtuqw
AvastWin32:TrojanX-gen [Trj]
TencentTrojan.Win32.Pornoasset.a
TACHYONBackdoor/W32.Padodor
SophosMal/Padodor-A
BaiduWin32.Trojan-Spy.Quart.a
F-SecureTrojan.TR/Spy.Qukart.NB
DrWebBackDoor.HangUp.43832
VIPREGenPack:Backdoor.Hangup.B
TrendMicroTROJ_GEN.R03BC0DL723
EmsisoftGenPack:Backdoor.Hangup.B (B)
IkarusTrojan.Spy.Qukart
JiangminBackdoor.Padodor.qnu
GoogleDetected
AviraTR/Spy.Qukart.NB
Antiy-AVLTrojan[Proxy]/Win32.Qukart.gen
Kingsoftmalware.kb.a.1000
MicrosoftBackdoor:Win32/Berbew!pz
ViRobotTrojan.Win.Z.Qukart.229376.ABBY
ZoneAlarmTrojan-Spy.Win32.Qukart.af
GDataWin32.Trojan.PSE.1A8ERTK
VaristW32/Qukart.K.gen!Eldorado
AhnLab-V3Win-Trojan/Berbew.51712
Acronissuspicious
VBA32BScope.Backdoor.Berbew
MAXmalware (ai score=82)
MalwarebytesGeneric.Malware.AI.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_GEN.R03BC0DL723
RisingBackdoor.Berbew!1.AE0A (CLASSIC)
SentinelOneStatic AI – Malicious PE
FortinetW32/Qukart.A!tr
AVGWin32:TrojanX-gen [Trj]
Cybereasonmalicious.9a72a2
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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