Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 00:35

General

  • Target

    77bd5e51bdda6314fe9baf1eb686c613cf3e911df153fbc4c17b969378a32c1a.exe

  • Size

    266KB

  • MD5

    24336a21c7107096119cbec8dc00aa9f

  • SHA1

    97f9175b1fd0852766f33def2d968f967c136787

  • SHA256

    77bd5e51bdda6314fe9baf1eb686c613cf3e911df153fbc4c17b969378a32c1a

  • SHA512

    44b42ea9d75d40a515ba54dd563cd168915b707e8267eef43916dc4fdd851677e4c9abc4241ab0eea7820409934d2290e3dd90a02e714522926170c55e14fdef

  • SSDEEP

    6144:iXzKdNY49u8rVGlariGtJjcW83o01net:xa4AEri6JY401

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\77bd5e51bdda6314fe9baf1eb686c613cf3e911df153fbc4c17b969378a32c1a.exe
    "C:\Users\Admin\AppData\Local\Temp\77bd5e51bdda6314fe9baf1eb686c613cf3e911df153fbc4c17b969378a32c1a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:380
    • 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:1552
    • 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:3900

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

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/380-0-0x0000000000ED0000-0x0000000000F70000-memory.dmp
    Filesize

    640KB

  • memory/380-14-0x0000000000ED0000-0x0000000000F70000-memory.dmp
    Filesize

    640KB