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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06/04/2024, 13:50

General

  • Target

    2024-04-06_ea1e1cfd043c209af266971d73349039_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    ea1e1cfd043c209af266971d73349039

  • SHA1

    90cf60d715371f9a1482415f8d31bab4dc3922d8

  • SHA256

    235affa198e8bf00b2462cfbcd4fcbfa3b4476c8aa2acc97bf562b0ec302f3ed

  • SHA512

    6745e16531128e8746b67f2e066688519169b3ddfc91a6ac075701974be90b486621cd34c932fa05abab8a76f372c9941e82c75504b695b019be29c36bc3ce23

  • SSDEEP

    12288:pXDCAZzP/w24lhGMTmkJR4Do07Y86gw5CtCjX+NLuFhNpBeZT3X:IANw243zSkQ/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\2024-04-06_ea1e1cfd043c209af266971d73349039_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-06_ea1e1cfd043c209af266971d73349039_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2740

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2740-0-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB

  • memory/2740-1-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/2740-8-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/2740-12-0x0000000002340000-0x00000000023A0000-memory.dmp

    Filesize

    384KB

  • memory/2740-13-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB