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Analysis

  • max time kernel
    53s
  • max time network
    64s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08/05/2023, 01:35

General

  • Target

    3a9371ab687b509f68b1b03bb008ff9bec6366de231b4a664bdb2e360805a77e.exe

  • Size

    277KB

  • MD5

    1f0ff73ac6fa56ebdb84a08f71edd4bf

  • SHA1

    dc9287939960c1a4b34fdeb3c3acef60a0af0762

  • SHA256

    3a9371ab687b509f68b1b03bb008ff9bec6366de231b4a664bdb2e360805a77e

  • SHA512

    ca29a75716b027083f37a691db894ae4d9e3b97d6b3ee338100e1cc26077a3c1b227cacfd882515418d14afcece23321a8d1293d68d9007cd62dabe689ed9ce3

  • SSDEEP

    3072:kNXEGZJWhfNFC4S60+XoLczrVmXjqdOUFEi9ZP7aPQ8ug0x3xS6HkLWUAgH01nep:yXzKdNY49u8rVPblqMg0x3ju01netX

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Executes dropped EXE 2 IoCs
  • 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\3a9371ab687b509f68b1b03bb008ff9bec6366de231b4a664bdb2e360805a77e.exe
    "C:\Users\Admin\AppData\Local\Temp\3a9371ab687b509f68b1b03bb008ff9bec6366de231b4a664bdb2e360805a77e.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2284
    • 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:2556
    • 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:2904

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

  • 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/2284-121-0x00000000002E0000-0x0000000000380000-memory.dmp

    Filesize

    640KB

  • memory/2284-129-0x00000000002E0000-0x0000000000380000-memory.dmp

    Filesize

    640KB