Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/06/2024, 16:52

General

  • Target

    33b389b3d1b587538cc83e3d9cc51238cb69abd31407162bbfbb74c403543fbd.exe

  • Size

    266KB

  • MD5

    ec59043dc5f22ef05482f5fd7031f337

  • SHA1

    9accc73a1759e37e86178aa497ac65ef148adeeb

  • SHA256

    33b389b3d1b587538cc83e3d9cc51238cb69abd31407162bbfbb74c403543fbd

  • SHA512

    dd42d09d07f9f050c101bf3c56bd72c1be1acf80fdffdfdc3792d02a607952f37f8ec77cbd9850c8075ed1222f03a0762b9c5d1531376e4c0c2631d50278d692

  • SSDEEP

    3072:ONXEGZJWhfNFC4S60+XoLczrVmXLDdpF8MZiEi9ZP7aPQ8ug0x3xS6HkL8Q0mH0W:cXzKdNY49u8rV8/kqMg0x3jpY01net

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\33b389b3d1b587538cc83e3d9cc51238cb69abd31407162bbfbb74c403543fbd.exe
    "C:\Users\Admin\AppData\Local\Temp\33b389b3d1b587538cc83e3d9cc51238cb69abd31407162bbfbb74c403543fbd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2740
    • 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:4928
    • 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:3348

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/2740-0-0x0000000000110000-0x00000000001B0000-memory.dmp

          Filesize

          640KB

        • memory/2740-14-0x0000000000110000-0x00000000001B0000-memory.dmp

          Filesize

          640KB