Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2023, 01:42

General

  • Target

    352792629eaac100681ce89809d85c0d80ef27e912cec4604909d68ecf3db24a.exe

  • Size

    277KB

  • MD5

    5dddd1daa3eeffffd26c7ca8ba528d3d

  • SHA1

    b62b50f7e533fbf46b5bbf1b50eaa88c53dde4cd

  • SHA256

    352792629eaac100681ce89809d85c0d80ef27e912cec4604909d68ecf3db24a

  • SHA512

    369ad19c8056e8aa9d26f6055043bf528e28b4f1ae21082a8e2e172f66e3d99726bcec09f3c76e4f61a866bd1a9bb1978d312fba317bb61c4250cf52531058bd

  • SSDEEP

    3072:RNXEGZJWhfNFC4S60+XoLczrVmXhEhKRuK8St97GxepFlBLPBZTBQcFn83BDH017:vXzKdNY49u8rVW2Ikx2/bQcFk01netA

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\352792629eaac100681ce89809d85c0d80ef27e912cec4604909d68ecf3db24a.exe
    "C:\Users\Admin\AppData\Local\Temp\352792629eaac100681ce89809d85c0d80ef27e912cec4604909d68ecf3db24a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3144
    • 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:4916
    • 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

Network

MITRE ATT&CK Enterprise v6

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

  • 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/3144-132-0x0000000000220000-0x00000000002C0000-memory.dmp

    Filesize

    640KB

  • memory/3144-137-0x0000000000220000-0x00000000002C0000-memory.dmp

    Filesize

    640KB