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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 23:36

General

  • Target

    4235680f091bbca80266f80bffb290c4.exe

  • Size

    47KB

  • MD5

    4235680f091bbca80266f80bffb290c4

  • SHA1

    a52b1fd61a6dae0c782ebafc69023fcca1f3023d

  • SHA256

    3f44ddf7b8cb6b5a145f635d5c5316f08351a99b60bd53a915ec6cf6b587c314

  • SHA512

    f22680925f0a5eaaa1d30614c0d5a9239bae133178322cf7435c44b1ccdd4389f27f6764f3d07f2d0fcf124dee0a3d773e97f0283bd6e2dd6ace74706a6380b7

  • SSDEEP

    768:EyW1yBtObv0U/xwPp0EoooiYECG2nZF5sZVcmxm:24Bobv7aB0EooYEC3rUVcYm

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4235680f091bbca80266f80bffb290c4.exe
    "C:\Users\Admin\AppData\Local\Temp\4235680f091bbca80266f80bffb290c4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2864
    • C:\Users\Admin\AppData\Local\Temp\zbhnd.exe
      "C:\Users\Admin\AppData\Local\Temp\zbhnd.exe"
      2⤵
      • Executes dropped EXE
      PID:2980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\zbhnd.exe

    Filesize

    47KB

    MD5

    b9f246a9ad10110a93fcbab658f2a81d

    SHA1

    1873164bcc6a36d66b9712f43d323b0209c7cc16

    SHA256

    8a4e2c9fc6eb78a4a9e8c998f29f8564f5c2f5607f91bb4f942adda8a372f9fb

    SHA512

    037fc5b9b36c66646cb48f4acd250147ce494bb0798026541e1462568b8164a473fbdf0665903252cc53e3958b109d0ffa793d043093e408cb515580b156775f

  • memory/2864-0-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2864-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2980-9-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2980-11-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB