Malware

Win32/Kryptik.DROO (file analysis)

Malware Removal

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

  • Executable code extraction
  • Enumerates user accounts on the system
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • 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
  • Creates an excessive number of UDP connection attempts to external IP addresses
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Looks up the external IP address
  • Uses Windows utilities for basic functionality
  • Attempts to delete volume shadow copies
  • Deletes its original binary from disk
  • Modifies boot configuration settings
  • Exhibits behavior characteristic of Cerber ransomware
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Mimics the file times of a Windows system file
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • EternalBlue behavior
  • Attempts to identify installed AV products by installation directory
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Generates some ICMP traffic
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz
ipinfo.io

How to determine Win32/Kryptik.DROO?


File Info:

crc32: A647F1DD
md5: b75cd62cb4c20c0637fa6a5a2e725d2d
name: B75CD62CB4C20C0637FA6A5A2E725D2D.mlw
sha1: 1288b484803e45156640d1d93997e1cd2db72517
sha256: 604ae86b204bc4a56b405feef921cd14a8e6bc75fe65194ceb8c27e32227ce25
sha512: eb9c33d85e125304fafa7d8bf86cfdf9682a042fe32c321d42dd9d2f0c071ff7bf3ac8784bbe3611c5398ea6492a19841c8288e86aaf368afdf474e0f461b234
ssdeep: 3072:xWXVvlOE6nWPL49YQFbSsKjOUr05zvYyarw2sBYNdVmcHkraMT7y2tn++++y+++:0lOEGYs9YQUFr05cU2sGNH0rfTjpe
type: MS-DOS executable, MZ for MS-DOS

Version Info:

0: [No Data]

Win32/Kryptik.DROO also known as:

BkavW32.AIDetect.malware2
K7AntiVirusTrojan ( 0055e3ef1 )
DrWebTrojan.KillProc.41708
CynetMalicious (score: 100)
CylanceUnsafe
SangforSuspicious.Win32.Save.a
CrowdStrikewin/malicious_confidence_60% (D)
AlibabaRansom:Win32/Zerber.1af22003
K7GWTrojan ( 0055e3ef1 )
Cybereasonmalicious.4803e4
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.DROO
APEXMalicious
AvastFileRepMalware
ClamAVWin.Ransomware.Cerber-7557682-0
KasperskyTrojan-Ransom.Win32.Zerber.dto
NANO-AntivirusTrojan.Win32.Zerber.eibrgz
TencentMalware.Win32.Gencirc.114bad59
SophosMal/Generic-S
ComodoMalware@#9a2jgr4hiady
BitDefenderThetaGen:NN.ZexaF.34170.pmqaaK9AAyhi
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_CERBER.F116JS
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
FireEyeGeneric.mg.b75cd62cb4c20c06
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Zerber.hq
AviraTR/AD.Cerber.ezxiz
eGambitUnsafe.AI_Score_97%
Antiy-AVLTrojan/Generic.ASMalwS.1906987
KingsoftWin32.Heur.KVMH008.a.(kcloud)
MicrosoftTrojan:Win32/Tnega!ml
TACHYONRansom/W32.Cerber.248832
McAfeeArtemis!B75CD62CB4C2
VBA32Hoax.Zerber
PandaTrj/CI.A
TrendMicro-HouseCallRansom_CERBER.F116JS
YandexTrojan.Zerber!mkNkroZ/Kug
IkarusTrojan.Win32.Filecoder
FortinetW32/Filecoder_Cerber.B!tr
AVGFileRepMalware
Paloaltogeneric.ml

How to remove Win32/Kryptik.DROO?

Win32/Kryptik.DROO 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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