Categories: Malware

Malware.AI.3961981900 removal guide

The Malware.AI.3961981900 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

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.
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What Malware.AI.3961981900 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Performs HTTP requests potentially not found in PCAP.
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • Attempts to modify proxy settings
  • Creates a copy of itself

How to determine Malware.AI.3961981900?


File Info:

name: C4F4B56320633B425410.mlwpath: /opt/CAPEv2/storage/binaries/b72b9e9ced5e1ecbd2160c12a3a949490b2f6f96d224057fd3b5ea90c82bc3a0crc32: A7559BC6md5: c4f4b56320633b4254100ed1c91bfbffsha1: 0b8fe517c2b5982f01f37167770d64520c90dd08sha256: b72b9e9ced5e1ecbd2160c12a3a949490b2f6f96d224057fd3b5ea90c82bc3a0sha512: c27f6ab10bdf4928a6207af83de01e58323056a773287eea0c7ae07907973b2bb4162d2a0d6d915d3aa6c5f89794b98f5cf7a0dee6271ebfc2e09f156d9fa6ffssdeep: 3072:qEjewHbVgiarKbnubRfwl41JA+2Ks7uTiuTKx:qEjnHb5B69wCA+2KtTNTtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1EA349D81E6709345F87729721A2D0DB01AAEFD6FDA64120B2974FC08CDB32D36962B57sha3_384: e423487466838a6c6411fc52c9b642a99c28f03712b70d514e8af0de4ae28cd037eb5697983eb0264fefe39d046aa1d0ep_bytes: 558bec83ec7856c745f8000000008d45timestamp: 2014-03-18 14:13:00

Version Info:

Comments: This installation was built with.Translation: 0x0000 0x04b0

Malware.AI.3961981900 also known as:

Bkav W32.AIDetect.malware1
MicroWorld-eScan Gen:Variant.Ser.Lazy.1166
FireEye Generic.mg.c4f4b56320633b42
CAT-QuickHeal TrojanPWS.Zbot.Gen
McAfee PWS-Zbot-FATG!C4F4B5632063
Malwarebytes Malware.AI.3961981900
Zillya Backdoor.Androm.Win32.6838
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Backdoor ( 0040f8401 )
BitDefender Gen:Variant.Ser.Lazy.1166
K7GW Backdoor ( 0040f8401 )
CrowdStrike win/malicious_confidence_90% (W)
BitDefenderTheta Gen:NN.ZexaF.34682.om0@aeDDezoi
VirIT Trojan.Win32.Zbot.GIY
Cyren W32/Trojan.ZGRW-5016
Symantec Packed.Generic.459
Elastic malicious (high confidence)
ESET-NOD32 Win32/TrojanDownloader.Zortob.B
APEX Malicious
Paloalto generic.ml
ClamAV Win.Trojan.Zbot-6830587-0
Kaspersky Trojan-Downloader.Win32.Dofoil.bvtq
NANO-Antivirus Trojan.Win32.Androm.cvfvmj
Cynet Malicious (score: 100)
Rising Malware.FakeXLS/ICON!1.9C3D (CLASSIC)
Ad-Aware Gen:Variant.Ser.Lazy.1166
TACHYON Backdoor/W32.Androm.239104.B
Sophos ML/PE-A + Troj/Ransom-AGS
Comodo Backdoor.Win32.Androm.DPEI@58bzy6
DrWeb BackDoor.Kuluoz.4
VIPRE Gen:Variant.Ser.Lazy.1166
TrendMicro BKDR_KULUOZ.SMJ1
McAfee-GW-Edition PWS-Zbot-FATG!C4F4B5632063
Trapmine malicious.high.ml.score
Emsisoft Gen:Variant.Ser.Lazy.1166 (B)
Ikarus Trojan-Spy.Agent
Jiangmin Backdoor/Androm.cjz
Avira BDS/Androm.bxjd
Microsoft TrojanDownloader:Win32/Kuluoz.D
SUPERAntiSpyware Trojan.Agent/Gen-Lockscreen
GData Gen:Variant.Ser.Lazy.1166
Google Detected
AhnLab-V3 Win-Trojan/Agent.239104.BK
VBA32 BScope.Trojan-Dropper.8612
ALYac Gen:Variant.Ser.Lazy.1166
MAX malware (ai score=87)
Cylance Unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall BKDR_KULUOZ.SMJ1
Tencent Malware.Win32.Gencirc.114c3d06
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Lockscreen.LOA!tr
AVG Win32:Agent-AZTR [Trj]
Cybereason malicious.320633
Avast Win32:Agent-AZTR [Trj]

How to remove Malware.AI.3961981900?

  • 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.
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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