Managed XDR

ryuk.exe (Ryuk) — malware analysis report

File info

Filename
ryuk.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
120.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
862251d6122112e7b171202cdfdc2316f0f1caa2
SHA256
687f5526d10aa626d5983321605ac5e8385e58614a626b5511eaa098d13fbb03
MD5
b30e18f066ee4004610f1eafd0725510

Malwares

  • Ryuk

Signatures

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1134 opens_process_token: Opens the access token associated with a process

Other

yara_rules: Static rules
process_crashed: One of the processes has failed
no_graphical_activity: No graphic activity

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