Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19/01/2024, 08:49

General

  • Target

    2024-01-19_dc4a358aec29b6fc5b7fb5bf3180b7e7_ryuk.exe

  • Size

    1.5MB

  • MD5

    dc4a358aec29b6fc5b7fb5bf3180b7e7

  • SHA1

    8d1a55b2f9d55942aea67f936162793b9dfa7174

  • SHA256

    70b8aa2f42042de822fcbd65883bdaf04ea46db9f08de66aa2f7d8d56b64f6ce

  • SHA512

    21ea5c8d92bead09653a4707c66ef5478862ede02ea8bbc1fd8ffb489f9720d7385c29e5dc4bad8b0c47223a662691b56e9f1629bbab864bf9fa814b76fcdfff

  • SSDEEP

    24576:1TgnpwJ+RZ1N3RUDHNmdPCAaq8Nozgi/rE0TOj:x0dl8HNUPCAaq8Wdo0

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-19_dc4a358aec29b6fc5b7fb5bf3180b7e7_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-19_dc4a358aec29b6fc5b7fb5bf3180b7e7_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1940

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1940-1-0x0000000140000000-0x0000000140235000-memory.dmp

    Filesize

    2.2MB

  • memory/1940-0-0x0000000000B20000-0x0000000000B80000-memory.dmp

    Filesize

    384KB

  • memory/1940-8-0x0000000000B20000-0x0000000000B80000-memory.dmp

    Filesize

    384KB

  • memory/1940-13-0x0000000140000000-0x0000000140235000-memory.dmp

    Filesize

    2.2MB

  • memory/1940-11-0x0000000000B20000-0x0000000000B80000-memory.dmp

    Filesize

    384KB