Categories: Malware

About “Win32/Kryptik.BECD” infection

The Win32/Kryptik.BECD 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 Win32/Kryptik.BECD virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • 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
  • Uses Windows utilities for basic functionality
  • Deletes its original binary from disk
  • Code injection with CreateRemoteThread in a remote process
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • A system process is generating network traffic likely as a result of process injection
  • Behavior consistent with a dropper attempting to download the next stage.
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Creates a copy of itself

How to determine Win32/Kryptik.BECD?


File Info:

crc32: 08A49A97md5: ca813058340d0f4c4ccac004c61fb56bname: CA813058340D0F4C4CCAC004C61FB56B.mlwsha1: dd18501e8c2df0608e275100d797bfdca476a162sha256: 721bf1dd5787108ecf31dd3bbab5e355ca55bdc68eb2358ce891290a7ce2048csha512: 21368e93a536cd5a350ac5d42715c43448e5d1dd1d4ecf8ce4fc4822caa0d4e83d1afad0a66abf7ba7f961b4b99362e1266ab4e572f730656b743d8939d96833ssdeep: 3072:fkFZ/dsq07noVJh/av2IrXKZ+52vS2jbxWGqXS2jbxWGq:MC7nqdI1kvSbGqXSbGqtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileDescription: HyperTerminal AppletFileVersion: 5.1.2600.0CompanyName: Hilgraeve, Inc.Translation: 0x0409 0x0000

Win32/Kryptik.BECD also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.Necurs.97
McAfee PWS-Zbot-FATG!CA813058340D
Malwarebytes Trojan.FakeMS.INC
Zillya Trojan.Kryptik.Win32.818814
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
K7GW Trojan ( 005110401 )
K7AntiVirus Trojan ( 005110401 )
Cyren W32/Cridex.A.gen!Eldorado
ESET-NOD32 a variant of Win32/Kryptik.BECD
APEX Malicious
Avast Win32:Injector-BOP [Trj]
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Bublik.dsto
BitDefender Gen:Variant.Bulz.215478
MicroWorld-eScan Gen:Variant.Bulz.215478
Ad-Aware Gen:Variant.Bulz.215478
Sophos ML/PE-A + Mal/Zbot-MX
BitDefenderTheta Gen:NN.ZexaF.34126.lq0@a8YHc7li
VIPRE Trojan.Win32.Cridex.nto (v)
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.ca813058340d0f4c
Emsisoft Gen:Variant.Bulz.215478 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Bublik.ere
Avira WORM/Cridex.A.7
eGambit Unsafe.AI_Score_71%
Antiy-AVL Trojan/Generic.ASMalwS.2B137F
Microsoft Worm:Win32/Cridex.E
GData Gen:Variant.Bulz.215478
TACHYON Backdoor/W32.HttpBot.184832
AhnLab-V3 Downloader/Win32.Andromeda.R69073
Acronis suspicious
VBA32 Malware-Cryptor.SB.01798
MAX malware (ai score=87)
Panda Trj/Hexas.HEU
Rising Malware.XPACK!1.9C22 (CLASSIC)
Yandex Trojan.GenAsa!OKs/7kvuGmg
Ikarus Trojan.Win32.Reveton
Fortinet W32/Cridex.AA!tr
AVG Win32:Injector-BOP [Trj]

How to remove Win32/Kryptik.BECD?

  • 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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