About “Win32/Kryptik.BTKC” infection

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

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Attempts to connect to a dead IP:Port (21 unique times)
• Dynamic (imported) function loading detected
• Starts servers listening on 127.0.0.1:0
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Slovenian
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Exhibits behavior characteristic of Kelihos malware
• Installs itself for autorun at Windows startup
• Collects information about installed applications
• Attempts to access Bitcoin/ALTCoin wallets
• Harvests credentials from local FTP client softwares
• Installs WinPCAP

How to determine Win32/Kryptik.BTKC?

File Info:
name: 4783A4FD72287820AE64.mlw
path: /opt/CAPEv2/storage/binaries/a216b394fcfa370da6268d70face6fb508cee6d6c641f826bd8b76b6fc19aa77
crc32: 84208E85
md5: 4783a4fd72287820ae64474cfddc557a
sha1: ca256d7ac0a30d14827bb1b08300db4dbc11b720
sha256: a216b394fcfa370da6268d70face6fb508cee6d6c641f826bd8b76b6fc19aa77
sha512: 7bd15feb4f989a77edd0383ec1c2be504abd71a156ba216908bd275fe8070a3fddef487fd8e5375487c17cd8728dbd45e52a6b9091afdac09ef22b805befdb68
ssdeep: 24576:yj0jbhyCQ6h1kyiVAk/sKZpIT1R4RFpP5uI:y+4QEyiV/FGf4XpPp
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14C053327CC910988EA431BB06C513A8A74E526141A7CD725DDE7039E8FCF618BF6F749
sha3_384: 4efe3bdfc0fdbd5f0182e0f8ca28f87aec048fe6819e40c8dc4386d4e724ac1f73ffb28757a1c0df079c4dc843cb1705
ep_bytes: 558bec83ec6cb95c0000005151516a52
timestamp: 2011-11-12 00:48:10

Version Info:
CompanyName: uvNuaxvc
FileDescription: g54IYtusd3iu
FileVersion: 163.194.14823.22996
InternalName: vzEf9z
OriginalFilename: vBrTRMtthX5
ProductName: bHcpzS82iWq
ProductVersion: 231.158.27478.45600
Translation: 0x0409 0x04b0

Win32/Kryptik.BTKC also known as:

How to remove Win32/Kryptik.BTKC?

• 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.