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Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/01/2024, 07:38

General

  • Target

    2024-01-29_dc8f2c6601a632f7278100d0ae175f9a_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    dc8f2c6601a632f7278100d0ae175f9a

  • SHA1

    b70b44549b3b3b2db35e216cbdbce51b9b1f9930

  • SHA256

    b696b103b75efe91b0d1617e02c67e1c5d4fb95c9860e5dbe6e59ea3e3f6d95f

  • SHA512

    d8486745560efc2869477a32afb89477e656ea24e5a6073c03062a42cd61c6315fff9e3a9d36a7c3e3a656c2666e94182026cf24349edc7c0c2c544a60ceba2b

  • SSDEEP

    24576:iANw243y7ozX0j52pMkuLoiSJVlIL29mhNq6:iew2y70jIpM3kiSBM29mhNq

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\2024-01-29_dc8f2c6601a632f7278100d0ae175f9a_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-29_dc8f2c6601a632f7278100d0ae175f9a_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1096

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1096-0-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB

  • memory/1096-1-0x0000000000BC0000-0x0000000000C20000-memory.dmp

    Filesize

    384KB

  • memory/1096-7-0x0000000000BC0000-0x0000000000C20000-memory.dmp

    Filesize

    384KB

  • memory/1096-8-0x0000000000BC0000-0x0000000000C20000-memory.dmp

    Filesize

    384KB

  • memory/1096-13-0x0000000000BC0000-0x0000000000C20000-memory.dmp

    Filesize

    384KB

  • memory/1096-14-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB