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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19/04/2024, 10:27

General

  • Target

    2024-04-19_9356e29e0886134b47a7cea4c1d12223_cobalt-strike_ryuk.exe

  • Size

    994KB

  • MD5

    9356e29e0886134b47a7cea4c1d12223

  • SHA1

    f13635bab18d1296e41930b9fe91eeaace9a233a

  • SHA256

    f7ba16f406b37edb6cdd93e0796d7e9854330797a5eda43bc731de5e10817c92

  • SHA512

    65b7da80196cf1f22f25028342548ba061dd4f3993e6c3fc0b5e6f167beb6519ff08fdfb9a0e55f2c9fc0d7dcaf85ce3de9d03417ed28f38ac10b88e91a545d5

  • SSDEEP

    12288:KUGqQLlK62UJsp77YPmRcbo7cREtMTmkJR4Do07Y86gw5CtCjX+NLuFhNpBeZT3X:zYRO7Y2cb+cREOSkQ/7Gb8NLEbeZ

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\2024-04-19_9356e29e0886134b47a7cea4c1d12223_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-19_9356e29e0886134b47a7cea4c1d12223_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1176

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1176-1-0x0000000140000000-0x0000000140101000-memory.dmp

    Filesize

    1.0MB

  • memory/1176-0-0x00000000001E0000-0x0000000000240000-memory.dmp

    Filesize

    384KB

  • memory/1176-7-0x00000000001E0000-0x0000000000240000-memory.dmp

    Filesize

    384KB

  • memory/1176-8-0x00000000001E0000-0x0000000000240000-memory.dmp

    Filesize

    384KB

  • memory/1176-13-0x0000000140000000-0x0000000140101000-memory.dmp

    Filesize

    1.0MB

  • memory/1176-12-0x00000000001E0000-0x0000000000240000-memory.dmp

    Filesize

    384KB