Malware

Zbot.18 (B) (file analysis)

Malware Removal

The Zbot.18 (B) 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 Zbot.18 (B) virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Russian
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid

How to determine Zbot.18 (B)?


File Info:

name: 8AC50512313215160BFC.mlw
path: /opt/CAPEv2/storage/binaries/1c031171d41af4e271fe91e04b89829d1fc62d547cd082285d83d2d011417511
crc32: A1372105
md5: 8ac50512313215160bfc69686ba642a9
sha1: d7de29f61c201905f14424daf6cfe762c5838676
sha256: 1c031171d41af4e271fe91e04b89829d1fc62d547cd082285d83d2d011417511
sha512: 7ca3c1120f949db348f9959c784bf6ace972eb4770ffcfa73feacd875207050ccec31248b325715ba9dee371dfb82ed74fb89f2d78e63b4eacc1e254ddd6a8ec
ssdeep: 3072:Nudg2GK52f0noWSGE6g4J06ROOojjajFi0DY1E2VeHNOEOEzQ1:j2Gz0nZSfQRVojjajFfD/2svFE1
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F3E323DA4B996217CCB447BB3BFE6312C173D9AB42CC7339BA680CB71D5C368A649111
sha3_384: 8af106878f8667fddf5f8fb2024aa0522a60883b357dba576146063f5165c7878c182388d58adbb999a016f7a91e36d1
ep_bytes: 60be00c041008dbe0050feff57eb0b90
timestamp: 2005-03-27 20:21:00

Version Info:

0: [No Data]

Zbot.18 (B) also known as:

BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
DrWebTrojan.PWS.Panda.387
CynetMalicious (score: 100)
FireEyeGeneric.mg.8ac5051231321516
CAT-QuickHealTrojan.Zbot.Y4
ALYacGen:Variant.Zbot.18
CylanceUnsafe
ZillyaTrojan.SpyEyes.Win32.531
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 005485311 )
AlibabaTrojanSpy:Win32/CRYPTR.660da17a
K7GWTrojan ( 005485311 )
Cybereasonmalicious.231321
BitDefenderThetaAI:Packer.1C6073C81F
VirITTrojan.Win32.Crypt.ABFA
SymantecTrojan.Zbot!gen14
ESET-NOD32Win32/Spy.Zbot.ZR
TrendMicro-HouseCallBKDR_QAKBOT.SMM
Paloaltogeneric.ml
ClamAVWin.Spyware.78767-2
KasperskyTrojan-Spy.Win32.Zbot.wpha
BitDefenderGen:Variant.Zbot.18
NANO-AntivirusTrojan.Win32.Panda.bjtqk
MicroWorld-eScanGen:Variant.Zbot.18
AvastFileRepMalware
TencentWin32.Trojan-spy.Zbot.Edxt
Ad-AwareGen:Variant.Zbot.18
EmsisoftGen:Variant.Zbot.18 (B)
ComodoTrojWare.Win32.TrojanSpy.Zbot.G@2tckk5
VIPREPacked.Win32.Zbot.gen.y.8 (v)
TrendMicroBKDR_QAKBOT.SMM
McAfee-GW-EditionBehavesLike.Win32.PWSZbot.cc
SophosMal/Generic-R + Mal/Agent-IE
IkarusTrojan-Spy.Win32.Zbot
GDataGen:Variant.Zbot.18
JiangminTrojanSpy.SpyEyes.aei
WebrootW32.Malware.Gen
AviraTR/Crypt.XPACK.Gen
Antiy-AVLTrojan[Spy]/Win32.SpyEyes
ArcabitTrojan.Zbot.18
ViRobotTrojan.Win32.Zbot.143360.D
MicrosoftPWS:Win32/Zbot
SentinelOneStatic AI – Malicious PE
AhnLab-V3Spyware/Win32.Zbot.C69742
Acronissuspicious
McAfeeArtemis!8AC505123132
VBA32Trojan.Zeus.EA.0999
MalwarebytesMalware.Heuristic.1003
APEXMalicious
YandexTrojan.GenAsa!j3yjNJLWX2o
MAXmalware (ai score=100)
MaxSecureTrojan.Malware.74660960.susgen
FortinetW32/Zbot.DS!tr.spy
AVGFileRepMalware
PandaGeneric Malware
CrowdStrikewin/malicious_confidence_70% (D)

How to remove Zbot.18 (B)?

Zbot.18 (B) 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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