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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    23/04/2024, 19:03

General

  • Target

    2024-04-23_a62bc305bdc0068323b37c9e2474eaab_cobalt-strike_ryuk.exe

  • Size

    781KB

  • MD5

    a62bc305bdc0068323b37c9e2474eaab

  • SHA1

    fc2cdf5896d849741c0f366c491d9434898549a1

  • SHA256

    c81291ec8133f01f85324945132ef3d6afb810f7ded4b549eb4c04704ab0b302

  • SHA512

    60a950c581dc213315f845966981dd194230f04a24b0275e477e6f95a5aa6ba4c600fa98ba1b468ce1dddc0d13428529003f11df354d4fb5d4506580ac733c9a

  • SSDEEP

    24576:HPsJcuiE/i328ab4F+rM/aXq6bJfBUam6:Hwcu3/i3da1YS6ozB

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\2024-04-23_a62bc305bdc0068323b37c9e2474eaab_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-23_a62bc305bdc0068323b37c9e2474eaab_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1516

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1516-0-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/1516-1-0x0000000140000000-0x00000001400CA000-memory.dmp

    Filesize

    808KB

  • memory/1516-7-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/1516-8-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/1516-11-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/1516-13-0x0000000140000000-0x00000001400CA000-memory.dmp

    Filesize

    808KB