Analysis

  • max time kernel
    123s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/02/2023, 18:03

General

  • Target

    0da750eb7ca83b80e21ba25d07f50bd18af0fc9ba9b4a56322ea7e8afc37baf4.exe

  • Size

    277KB

  • MD5

    b84ba4c616f9334e4d7a33ef59ad0521

  • SHA1

    07bc902155f8f593310425a5dd78cfc1430550e4

  • SHA256

    0da750eb7ca83b80e21ba25d07f50bd18af0fc9ba9b4a56322ea7e8afc37baf4

  • SHA512

    c671971bda52ff58fa8aeaaf625bbeb4734c59750de7d1e8a5d15dee15b9b09a1305ad756dc693831b01deacbe7673610f65bfd38098b353d78abae8b0f22b8b

  • SSDEEP

    6144:QXzKdNY49u8rV1cFJ4wxYBh/P01netynb:Pa4AZ4wxgN01Fnb

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). Likely ransomware behaviour.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\0da750eb7ca83b80e21ba25d07f50bd18af0fc9ba9b4a56322ea7e8afc37baf4.exe
    "C:\Users\Admin\AppData\Local\Temp\0da750eb7ca83b80e21ba25d07f50bd18af0fc9ba9b4a56322ea7e8afc37baf4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:996
    • 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:552
    • 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:3684

Network

MITRE ATT&CK Enterprise v6

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

  • 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/996-132-0x0000000000BD0000-0x0000000000C70000-memory.dmp

    Filesize

    640KB

  • memory/996-137-0x0000000000BD0000-0x0000000000C70000-memory.dmp

    Filesize

    640KB