Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 00:43

General

  • Target

    2024-04-20_439d2ff28bab3b14b0b57f77920fd03b_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    439d2ff28bab3b14b0b57f77920fd03b

  • SHA1

    d89a720ad76faacdb6fc028baf67cf71d7b3f03d

  • SHA256

    df972a50bf4d9ddb61697d129496dbcfac2af10b6d0dd7d443673916985d4c4d

  • SHA512

    c881e5c84d9c681b4a38348eb6acd70da04f62a24a2c4920a69bd21e118156c37dfb514ead78ad75e24dc89f4ca6e965a8928c704af2cb3a7ce3a29f88859ecc

  • SSDEEP

    24576:pANw243u1N3RUDHNmdPCAaq8Nozgi/rE0TOj:pew2D8HNUPCAaq8Wdo0

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\2024-04-20_439d2ff28bab3b14b0b57f77920fd03b_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-20_439d2ff28bab3b14b0b57f77920fd03b_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2336

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2336-0-0x0000000000CC0000-0x0000000000D20000-memory.dmp

    Filesize

    384KB

  • memory/2336-1-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB

  • memory/2336-7-0x0000000000CC0000-0x0000000000D20000-memory.dmp

    Filesize

    384KB

  • memory/2336-8-0x0000000000CC0000-0x0000000000D20000-memory.dmp

    Filesize

    384KB

  • memory/2336-10-0x0000000000CC0000-0x0000000000D20000-memory.dmp

    Filesize

    384KB

  • memory/2336-12-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB