Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/05/2024, 11:25

General

  • Target

    2024-05-29_0195edf108d9357b8f6220673f2087e7_ryuk.exe

  • Size

    12.6MB

  • MD5

    0195edf108d9357b8f6220673f2087e7

  • SHA1

    ebd399681ce4a60a0f8dc6c579d52b446868dbea

  • SHA256

    e8bdc8b72122171d2a9247a61acae18f0c6101934858c2a81e88f824a4e58741

  • SHA512

    262c076475ccf90a2fa1890251c383b592f1cafee24cb2cd7e76cc5ca88b930d96ca7400333228d2d24c502513d4fa28fce5c346c1b8925749f1753821591950

  • SSDEEP

    393216:2EbtCPg9c5hlERP/JnAdZYygtN3ZWar9/xz:rtywEhkP/dAdZgtN3DZ/x

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-29_0195edf108d9357b8f6220673f2087e7_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-29_0195edf108d9357b8f6220673f2087e7_ryuk.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Users\Admin\AppData\Local\Temp\2024-05-29_0195edf108d9357b8f6220673f2087e7_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-05-29_0195edf108d9357b8f6220673f2087e7_ryuk.exe"
      2⤵
      • Loads dropped DLL
      PID:1700

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_MEI29762\python39.dll

    Filesize

    4.3MB

    MD5

    11c051f93c922d6b6b4829772f27a5be

    SHA1

    42fbdf3403a4bc3d46d348ca37a9f835e073d440

    SHA256

    0eabf135bb9492e561bbbc5602a933623c9e461aceaf6eb1ceced635e363cd5c

    SHA512

    1cdec23486cffcb91098a8b2c3f1262d6703946acf52aa2fe701964fb228d1411d9b6683bd54527860e10affc0e3d3de92a6ecf2c6c8465e9c8b9a7304e2a4a6