Ransom Trojan

Trojan-Ransom.Win32.Bitman.mjs (file analysis)

Malware Removal

The Trojan-Ransom.Win32.Bitman.mjs 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 Trojan-Ransom.Win32.Bitman.mjs virus can do?

  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Russian
  • Uses Windows utilities for basic functionality
  • Attempts to remove evidence of file being downloaded from the Internet
  • Attempts to delete volume shadow copies
  • Deletes its original binary from disk
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware
  • Modifies boot configuration settings
  • Behavior consistent with a dropper attempting to download the next stage.
  • Installs itself for autorun at Windows startup
  • Writes a potential ransom message to disk
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Uses suspicious command line tools or Windows utilities

Related domains:

ferienwohnung-walchensee-pur.de
ioasis.org
polyhedrusgroup.com
espoirsetvie.com
ladiesdehaan.be
chonburicoop.net

How to determine Trojan-Ransom.Win32.Bitman.mjs?


File Info:

crc32: 57FAFBB9
md5: 2fc221d3f45f87739a11144b4e05cfc4
name: 2FC221D3F45F87739A11144B4E05CFC4.mlw
sha1: 664c0fc77a9eeaac054c85b3e3a75b8a2390298e
sha256: 54efc89a6a39665a56defc024c219062e40f581fe10b42b22a156dfac10662f2
sha512: a3a673d698b1559c024538a288aa1e8bb4b3cd090438be237e3da187efa5217a842a078b48054918bb066b64d36669723b0494f73d3cc9875fb6c44fbe59b42d
ssdeep: 3072:INKIz+PA7oFT/enyTa/OoW9tGXznVOxRk+Da+4ShF9SPrcEcdhWR/JR4biJFTz:COoCGbVO8bkh/SPQhWxn4bI
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2016
InternalName: TODO:
FileVersion: 1.0.0.1
CompanyName: TODO:
ProductName: TODO:
ProductVersion: 1.0.0.1
FileDescription: TODO:
OriginalFilename: TODO:
Translation: 0x0011 0x04b0

Trojan-Ransom.Win32.Bitman.mjs also known as:

K7AntiVirusTrojan ( 004dc0021 )
LionicTrojan.Win32.Bitman.j!c
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.3858
ALYacGen:Heur.Ransom.REntS.Gen.1
ZillyaTrojan.Bitman.Win32.1221
CrowdStrikewin/malicious_confidence_80% (D)
AlibabaRansom:Win32/Bitman.7d897a13
K7GWTrojan ( 004dc0021 )
Cybereasonmalicious.3f45f8
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Filecoder.TeslaCrypt.I
APEXMalicious
AvastWin32:Mutex-I [Trj]
CynetMalicious (score: 99)
KasperskyTrojan-Ransom.Win32.Bitman.mjs
BitDefenderGen:Heur.Ransom.REntS.Gen.1
NANO-AntivirusTrojan.Win32.Encoder.eahvjf
MicroWorld-eScanGen:Heur.Ransom.REntS.Gen.1
TencentWin32.Trojan.Bitman.Hwde
Ad-AwareGen:Heur.Ransom.REntS.Gen.1
SophosMal/Generic-S
BitDefenderThetaGen:NN.ZexaF.34110.qu0@aKnOzBkk
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_CRYPTESLA.F116KO
McAfee-GW-EditionBehavesLike.Win32.Dropper.dh
FireEyeGeneric.mg.2fc221d3f45f8773
EmsisoftGen:Heur.Ransom.REntS.Gen.1 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Bitman.og
AviraHEUR/AGEN.1126855
Antiy-AVLTrojan/Generic.ASMalwS.174E2B1
KingsoftWin32.Troj.Generic_a.a.(kcloud)
MicrosoftRansom:Win32/Tescrypt.I
ArcabitTrojan.Ransom.REntS.Gen.1
GDataGen:Heur.Ransom.REntS.Gen.1
AhnLab-V3Trojan/Win32.Teslacrypt.R174308
McAfeeArtemis!2FC221D3F45F
MAXmalware (ai score=80)
VBA32BScope.Trojan.Encoder
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom_CRYPTESLA.F116KO
RisingTrojan.Generic@ML.100 (RDML:Fsw4DGK+WC6rPze1ppnO6g)
IkarusTrojan-Ransom.TeslaCrypt
eGambitUnsafe.AI_Score_89%
FortinetW32/Kryptik.9550!tr
AVGWin32:Mutex-I [Trj]
Paloaltogeneric.ml

How to remove Trojan-Ransom.Win32.Bitman.mjs?

Trojan-Ransom.Win32.Bitman.mjs 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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