Analysis

  • max time kernel
    140s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/05/2024, 10:47

General

  • Target

    c8b01d0017e9213c10a0839cf8f2b65e13a071f378a7eb49b8cb0de3f1eff90a.exe

  • Size

    266KB

  • MD5

    4941e8386158e2108ff3b72df7c09643

  • SHA1

    4ea7be3bb4c4f14abdeb9c12c2cda98da2153c9a

  • SHA256

    c8b01d0017e9213c10a0839cf8f2b65e13a071f378a7eb49b8cb0de3f1eff90a

  • SHA512

    50815f6d75ed0c17ba26f26dfcf89af7621eab4ae98de87c5424c1bc8d8eb496bcc8771d590347ef92dc0f45dac6eb2594e8b0fa37341165d307801ca60b6984

  • SSDEEP

    6144:mXzKdNY49u8rVI4H76w+atfHcHx1SFeg01net:9a4Ae6jatfHuxAD01

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8b01d0017e9213c10a0839cf8f2b65e13a071f378a7eb49b8cb0de3f1eff90a.exe
    "C:\Users\Admin\AppData\Local\Temp\c8b01d0017e9213c10a0839cf8f2b65e13a071f378a7eb49b8cb0de3f1eff90a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:2332
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:1400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

    Filesize

    87KB

    MD5

    368332fca74f48697d842c5f4698ae1d

    SHA1

    0275153a1e62bd0eca0b02168895517ed66aac56

    SHA256

    3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

    SHA512

    fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

  • memory/2416-0-0x0000000000900000-0x00000000009A0000-memory.dmp

    Filesize

    640KB

  • memory/2416-14-0x0000000000900000-0x00000000009A0000-memory.dmp

    Filesize

    640KB