Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 07:56

General

  • Target

    a74b1bbf3e3dcb9b399c5732733e2f69f2aae59056d890ee3c67d92859b9b03c.exe

  • Size

    266KB

  • MD5

    30c56b3ff7cf0ed85c0fe6f180d82c1a

  • SHA1

    30b3c716ed0f98ff160034d637d3f789c0c3637d

  • SHA256

    a74b1bbf3e3dcb9b399c5732733e2f69f2aae59056d890ee3c67d92859b9b03c

  • SHA512

    b159354a050e2feaaad283d6d766b16101d4c328cb74c860491795dc7601b49da2378027aef19fa0c36df4d2d3db94845a2db40948ba6723f7c79ae5e3a0f790

  • SSDEEP

    3072:aNXEGZJWhfNFC4S60+XoLczrVmXRAxPJRjHXEi9ZP7aPQ8ug0x3xS6HkLWPH01nQ:oXzKdNY49u8rVXRDDqMg0x3jL01net

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\a74b1bbf3e3dcb9b399c5732733e2f69f2aae59056d890ee3c67d92859b9b03c.exe
    "C:\Users\Admin\AppData\Local\Temp\a74b1bbf3e3dcb9b399c5732733e2f69f2aae59056d890ee3c67d92859b9b03c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4988
    • 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:1328
    • 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:1944

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/4988-0-0x0000000000EF0000-0x0000000000F90000-memory.dmp

    Filesize

    640KB

  • memory/4988-15-0x0000000000EF0000-0x0000000000F90000-memory.dmp

    Filesize

    640KB