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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2024, 21:42

General

  • Target

    8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe

  • Size

    975KB

  • MD5

    a5deab985f7e9fbdfa07a048effafbc4

  • SHA1

    9aa8b079047ad97334161055406061475e3721b4

  • SHA256

    8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87

  • SHA512

    f0c7166a3867f8cefc9ba3ba2dfdad3a39120cb8132b91f4465ab9794855648854c945f512e8b750335568f3644565905b80a37d31bdd712a7e78e436f32b583

  • SSDEEP

    24576:bSLcL4Q0w+97NqlPLM4lZmuMaWa2y7VDsR:bj8QM9Moc+a2y7m

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe
    "C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4492
    • C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe
      "C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2992
      • C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe
        "C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2196
    • C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe
      "C:\Users\Admin\AppData\Local\Temp\8ce7bceeb052888440fc39060a77914295b8d8285ea3df761bda5a3e2e869e87.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\american kicking fucking [free] hole femdom (Melissa).avi.exe

    Filesize

    665KB

    MD5

    5fe049f1817f59baff4f5cff2ca1e588

    SHA1

    5796bd03c798bcdd5d4ba597657c13f90099416b

    SHA256

    982330462b87b0300df488220adbd497adfe5caadc06692b44f7bc3fc9413adb

    SHA512

    1fa841c67c73ce29f688c068ec3abfe9dd5ab936f835e0d845805dd0fa37e8bb026c4e51ba1fcde549cc96dbdb27820810b575ad709e2ba219741fa5a90f2230

  • memory/1152-25-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/1152-196-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/2196-33-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/2196-198-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/2992-10-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/2992-193-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4492-0-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4492-190-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB