Categories: Malware

About “Win32/Kryptik.ELDZ” infection

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

  • Executable code extraction
  • Creates RWX memory
  • 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
  • Installs itself for autorun at Windows startup
  • Writes a potential ransom message to disk
  • Creates a copy of itself
  • Creates a known TeslaCrypt/AlphaCrypt ransomware decryption instruction / key file.
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

ip.tyk.nu
tellambode.com
mengzhaoshituan.com
topdrivers.org
partaci.info
upatguadeloupe.com
pvsea.org

How to determine Win32/Kryptik.ELDZ?


File Info:

crc32: E82CC9FBmd5: d0838cd449821b836a561ae8288e94a9name: D0838CD449821B836A561AE8288E94A9.mlwsha1: 0ebe56ff6c2d15ed87f10140e9c5e73d9326f308sha256: 953e108c77dade9f5ca97d7340e8fa1386676765ed77ad91c38646dce8c9157dsha512: 8a6bc0a1a7765793660a124e3af84a55f9b5ff1f3a3a4713606b46ec42ee8974dbe890a713a6e493aac3e59eff728d5a446f5c41650c1f27886ed649dbe00d40ssdeep: 6144:Z6AOQNvoSF65Ccx4A0u04EN+QfEPaHt76pdGy8sFOfV59C9773WyyiQ:Z6woSuT0u9Y+v696pMcwN58977Etype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.ELDZ also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 004dc35b1 )
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.3646
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Crowti.WR7
ALYac Gen:Variant.Lethic.2
Cylance Unsafe
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Kryptik.c876ac70
K7GW Trojan ( 004dc35b1 )
Cybereason malicious.449821
Baidu Win32.Trojan.Kryptik.xj
Cyren W32/Agent.XL.gen!Eldorado
Symantec Ransom.TeslaCrypt!g2
ESET-NOD32 a variant of Win32/Kryptik.ELDZ
Zoner Trojan.Win32.37718
APEX Malicious
Avast Win32:Mutex-A [Trj]
ClamAV Win.Malware.Lethic-9856126-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Lethic.2
NANO-Antivirus Trojan.Win32.Zegost.dzsuin
MicroWorld-eScan Gen:Variant.Lethic.2
Tencent Trojan.Win32.Kryptik.ekxx
Ad-Aware Gen:Variant.Lethic.2
Sophos ML/PE-A + W32/Dorkbot-LF
Comodo TrojWare.Win32.Ransom.Bitman.RS@67y421
BitDefenderTheta Gen:NN.ZexaF.34170.yGW@aWhZhjNQ
VIPRE Trojan.Win32.Cryptolocker.elpo (v)
TrendMicro TROJ_HPZDBOT.SM
McAfee-GW-Edition BehavesLike.Win32.AdwareFileTour.fh
FireEye Generic.mg.d0838cd449821b83
Emsisoft Gen:Variant.Lethic.2 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Worm.Ngrbot.lf
Avira BDS/Zegost.Gen7
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.16B6C0A
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Ransom:Win32/Tescrypt!rfn
Arcabit Trojan.Lethic.2
SUPERAntiSpyware Trojan.Agent/Gen-Ransom
GData Gen:Variant.Lethic.2
AhnLab-V3 Trojan/Win32.Teslacrypt.R172875
McAfee BackDoor-FDAL!D0838CD44982
MAX malware (ai score=82)
VBA32 BScope.Trojan.Encoder
Malwarebytes Ransom.FileLocker
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_HPZDBOT.SM
Rising Trojan.Generic@ML.90 (RDML:NdMlO30/bZubw6x0sSzOqg)
Yandex Trojan.GenAsa!+n2a+E7TSmg
Ikarus Trojan.Win32.FileCrypter
Fortinet W32/Kryptik.ELDZ!tr
AVG Win32:Mutex-A [Trj]
Paloalto generic.ml

How to remove Win32/Kryptik.ELDZ?

  • 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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