Analysis

  • max time kernel
    139s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/05/2024, 01:16

General

  • Target

    155904c767bdcb38e39013ecf701149663edd7a95dbf90ec6e23eaecdee9307a.exe

  • Size

    266KB

  • MD5

    fec8a3e849b98476790b0bdb46c63d5a

  • SHA1

    e4c9ebae5f262465277e873524897f9816f48987

  • SHA256

    155904c767bdcb38e39013ecf701149663edd7a95dbf90ec6e23eaecdee9307a

  • SHA512

    a77194b1422c8c1354fb2fd99f2e91e8777151d8354367b3abf8ae46efcb17342694ccda640bad7d7c99d796ebf55383b657291002033b958a351f403f9583e7

  • SSDEEP

    6144:PXzKdNY49u8rVOcFd7jLHu8DcGv01net:Qa4AujzvcGv01

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\155904c767bdcb38e39013ecf701149663edd7a95dbf90ec6e23eaecdee9307a.exe
    "C:\Users\Admin\AppData\Local\Temp\155904c767bdcb38e39013ecf701149663edd7a95dbf90ec6e23eaecdee9307a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2148
    • 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:3728
    • 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:4844

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/2148-0-0x0000000000E80000-0x0000000000F20000-memory.dmp

    Filesize

    640KB

  • memory/2148-14-0x0000000000E80000-0x0000000000F20000-memory.dmp

    Filesize

    640KB