Analysis

  • max time kernel
    133s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/05/2024, 18:49

General

  • Target

    8e3e013b8ac0e0740edc32af6f24be812602eec8852d0b6a2f6a76408eca97a4.exe

  • Size

    266KB

  • MD5

    f856a460dc63d1a2b9dcbfc8b332642d

  • SHA1

    0441bc4ec6392a5228fcf40c6a04821c260cb4c5

  • SHA256

    8e3e013b8ac0e0740edc32af6f24be812602eec8852d0b6a2f6a76408eca97a4

  • SHA512

    a67e2b87d7a5ebca12ca5f982448ea51625aea66d68a0abd1e57d3abf2f4373d2517edfd6a105f8b9e0f6a216c7eff7baed303aed40cd6e9773ede0650a65115

  • SSDEEP

    6144:XXzKdNY49u8rVQ/RmczSlUHURoda01net:oa4A5mczSLoE01

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\8e3e013b8ac0e0740edc32af6f24be812602eec8852d0b6a2f6a76408eca97a4.exe
    "C:\Users\Admin\AppData\Local\Temp\8e3e013b8ac0e0740edc32af6f24be812602eec8852d0b6a2f6a76408eca97a4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1516
    • 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:2116
    • 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:996

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/1516-0-0x0000000000BB0000-0x0000000000C50000-memory.dmp

    Filesize

    640KB

  • memory/1516-14-0x0000000000BB0000-0x0000000000C50000-memory.dmp

    Filesize

    640KB