Malware

Fragtor.31231 (B) removal tips

Malware Removal

The Fragtor.31231 (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 Fragtor.31231 (B) virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Authenticode signature is invalid
  • Tries to suspend Cuckoo threads to prevent logging of malicious activity
  • Tries to unhook or modify Windows functions monitored by Cuckoo

How to determine Fragtor.31231 (B)?


File Info:

name: 900A886D2960E4A25B16.mlw
path: /opt/CAPEv2/storage/binaries/8cde5a661c62a2d246b706e66d8840b13202cef80f3dcba385e15dec196de9f8
crc32: 9B3DADB1
md5: 900a886d2960e4a25b16858ede136314
sha1: c71301fda47d483df52644faf7c752496214a1e6
sha256: 8cde5a661c62a2d246b706e66d8840b13202cef80f3dcba385e15dec196de9f8
sha512: 1d09ec25e7749b5acc1ce2e5bc0a2496ed1927982457921be6fcfd53e2f3144dc9033146283e966f6b696c119f2d7d5939851d421dd4a68344ab93f8e8195f11
ssdeep: 196608:u7fbC+ipwF/U7Hm+WvUH3nCbo12ndjtLN+jbmdjIlCgUc:u7fbC+SwF/U7HyUH3F1IdBLIHmdj6H7
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1E99633635269018EC0E5DD3E85277DE030F35766AF41BC346AEA9FC12C638EAE613C56
sha3_384: 2e069e5378a34777fbf856fa6d65958d583eda99d2dc8b1d59bfd594f34bb657b8a68f407922f8db57f9e126be58609c
ep_bytes: 68ff39cf83e8104bfdff8b06660fb610
timestamp: 2022-06-30 03:31:05

Version Info:

FileVersion: 1.0.1.0
FileDescription: 武神坛
ProductName: 武神坛
ProductVersion: 1.0.1.0
CompanyName: 武神坛
LegalCopyright: 武神坛 版权所有
Comments: 本程序使用易语言编写(http://www.eyuyan.com)
Translation: 0x0804 0x04b0

Fragtor.31231 (B) also known as:

BkavW32.AIDetect.malware1
tehtrisGeneric.Malware
MicroWorld-eScanGen:Variant.Fragtor.31231
FireEyeGeneric.mg.900a886d2960e4a2
ALYacGen:Variant.Fragtor.31231
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusAdware ( 004b8e1b1 )
K7GWAdware ( 004b8e1b1 )
Cybereasonmalicious.da47d4
CyrenW32/FlyStudio.W.gen!Eldorado
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/FlyStudio.Packed.AO potentially unwanted
APEXMalicious
KasperskyVHO:Packed.Win32.Convagent.gen
BitDefenderGen:Variant.Fragtor.31231
Ad-AwareGen:Variant.Fragtor.31231
SophosGeneric ML PUA (PUA)
ComodoTrojWare.Win32.Agent.ISVQ@5mbonp
McAfee-GW-EditionBehavesLike.Win32.Generic.rc
Trapminesuspicious.low.ml.score
EmsisoftGen:Variant.Fragtor.31231 (B)
SentinelOneStatic AI – Malicious PE
KingsoftWin32.Troj.Generic_a.a.(kcloud)
MicrosoftTrojan:Win32/Wacatac.B!ml
ZoneAlarmVHO:Packed.Win32.Convagent.gen
GDataWin32.Application.PUPStudio.A
CynetMalicious (score: 100)
Acronissuspicious
MAXmalware (ai score=84)
MalwarebytesMalware.Heuristic.1003
RisingTrojan.Generic@AI.100 (RDML:8PDUYvteUuyqdUuJ8lbytA)
IkarusTrojan.Win32.Krypt
MaxSecureDropper.Dinwod.frindll
FortinetW32/GenKryptik.DLII!tr
BitDefenderThetaGen:NN.ZexaF.34742.@B0@a80Jzsdb

How to remove Fragtor.31231 (B)?

Fragtor.31231 (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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