Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 12:50

General

  • Target

    36bf2da5563fc52b905d8a29734fd64d.exe

  • Size

    835KB

  • MD5

    36bf2da5563fc52b905d8a29734fd64d

  • SHA1

    4954cae44dc6d030c6fad69bfa406ffa1211e48d

  • SHA256

    481d0eb03ae2ccf71fb5b41bb3608bb19ffd6a07d32dbc7b939cdd519e45476b

  • SHA512

    a7e4d493fd5fffc988ff544993941040d6eb8f0c4c6ba5cdb39c7859b5d0de91060a99b123cfc91335dc8c2a84ca4965f70ea2695a83f7a8859442269e8faef6

  • SSDEEP

    24576:qKeyxTAJj7P+yW6mc1YCwuv6ez8KTHjTV6LN:qKeyRA0y9fWCw28YFmN

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36bf2da5563fc52b905d8a29734fd64d.exe
    "C:\Users\Admin\AppData\Local\Temp\36bf2da5563fc52b905d8a29734fd64d.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Program Files (x86)\gekdodco\ygmyuso.exe
      "C:\Program Files (x86)\gekdodco\ygmyuso.exe"
      2⤵
      • Executes dropped EXE
      PID:3868

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Program Files (x86)\gekdodco\ygmyuso.exe

    Filesize

    173KB

    MD5

    8570dcfff33ffdc69e2c0d0b393d5133

    SHA1

    18cc75919236e4fb89a4e260b521b70514c3b0f9

    SHA256

    1654227fa618a8b6c849540cba9f83f09d156ffe805c6def4bbf47796d2bc671

    SHA512

    c7331f170a8799259c4231b2b7c9360387fd9b4c87291e15f8ec4471d410efc5803e0f79be0b89db41fde0b131f466bdddcec5b36b53be1610dc63b880ba04b5

  • C:\Program Files (x86)\gekdodco\ygmyuso.exe

    Filesize

    74KB

    MD5

    28c3ba3d8dd097ef90d1aa20f38430aa

    SHA1

    b1c04c64e5b969bdb88891fd26d4b580c361bad7

    SHA256

    5e9589d0bb5dd3bdca41645fc70ad453953174a2ac688744b522cc898e81d48f

    SHA512

    7b5f8f5a1c5513d9e19dde2c90bf89134064d7d4fbce9cd4eb0095665a04a36445e7a23083c80bae47a680d51a5468a9a67e74aaaf7cebd79037d02733341c14

  • memory/3868-7-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/3868-8-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/4648-0-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/4648-1-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/4648-6-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB