Categories: Malware

Bulz.284902 (B) (file analysis)

The Bulz.284902 (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 Bulz.284902 (B) virus can do?

  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Executed a process and injected code into it, probably while unpacking
  • Sniffs keystrokes
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Interacts with known DarkComet registry keys
  • Creates known Fynloski/DarkComet mutexes

Related domains:

0.tcp.ngrok.io

How to determine Bulz.284902 (B)?


File Info:

crc32: BBC94BE1md5: b7ea0a82e1d5b97e04e937db8d53c534name: B7EA0A82E1D5B97E04E937DB8D53C534.mlwsha1: 9b4497b5ab0ee954aaf7253622eb709310f26267sha256: 80c69b997fd06c163790c558ab21ace6d3b04eea1664f97746da10b5de799c29sha512: 32272439f6a27f4d65bc5be3a75050a63bd3ef9a7f0e2beb6559683d702e30fbad6869daca1cb005263cb7f1a9b57492faf3f24625030721e5c80e958d1245fbssdeep: 24576:q2G/nvxW3WwWi81yqUsNuS+jOVdbScqVeW:qbA3K/1RUIT+j4bSdtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Bulz.284902 (B) also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Bulz.284902
FireEye Generic.mg.b7ea0a82e1d5b97e
CAT-QuickHeal Trojan.Wacatac
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (W)
BitDefender Gen:Variant.Bulz.284902
K7GW Riskware ( 0040eff71 )
K7AntiVirus Riskware ( 0040eff71 )
BitDefenderTheta Gen:NN.ZexaF.34590.ZyZ@aai7@FdO
Cyren W32/Fynloski.JQOL-9129
Symantec Trojan.Gen.MBT
ESET-NOD32 multiple detections
APEX Malicious
Avast Win32:Agent-AWZS [Trj]
Kaspersky Backdoor.Win32.DarkKomet.aagt
Alibaba Backdoor:Win32/DarkKomet.845f6780
NANO-Antivirus Trojan.Win32.DarkKomet.ecawjb
Ad-Aware Gen:Variant.Bulz.284902
Sophos ML/PE-A
Comodo TrojWare.Win32.Fynloski.B@57zt85
F-Secure Heuristic.HEUR/AGEN.1136694
DrWeb BackDoor.Tordev.976
Zillya Trojan.ScriptKD.JS.10
McAfee-GW-Edition BehavesLike.Win32.Dropper.cc
Emsisoft Gen:Variant.Bulz.284902 (B)
Ikarus Backdoor.Win32.DarkKomet
Avira HEUR/AGEN.1136694
MAX malware (ai score=89)
Antiy-AVL Trojan[Backdoor]/Win32.DarkKomet.xyk
Microsoft Trojan:Win32/Wacatac.D8!ml
Arcabit Trojan.Bulz.D458E6
ZoneAlarm Backdoor.Win32.DarkKomet.aagt
GData Gen:Variant.Bulz.284902
Cynet Malicious (score: 100)
VBA32 Backdoor.Tordev
ALYac Gen:Variant.Bulz.284902
Malwarebytes Generic.Worm.Autorun.DDS
Tencent Win32.Backdoor.Darkkomet.Pijy
SentinelOne Static AI – Suspicious PE
AVG Win32:Agent-AWZS [Trj]
Cybereason malicious.2e1d5b
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.DarkKomet.HgIASPkA

How to remove Bulz.284902 (B)?

  • 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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