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Analysis

  • max time kernel
    53s
  • max time network
    61s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/02/2023, 16:51

General

  • Target

    99ab1f332469bbaf505ea34468dfbbb17cc346688b8649a07a284bf5ade71247.exe

  • Size

    277KB

  • MD5

    d81e185d5e6659aa02b23b90e591538c

  • SHA1

    10e8340a7e79730e5e4b01f56e4a9ba33b7b12b3

  • SHA256

    99ab1f332469bbaf505ea34468dfbbb17cc346688b8649a07a284bf5ade71247

  • SHA512

    f4446b4055ba3a703700c25e6f23fea19c9890eb7eff85cf333426ef855f9f8d0c60fd63d2a2d86011c3d70d82e6f2ca3c41930bce3e60dc3a53e395be8e81f0

  • SSDEEP

    6144:5XzKdNY49u8rVz6btCNjYkx2/bQcFO01netQ:ia4Ae6bsNjYZFO013

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • UPX packed file 3 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\99ab1f332469bbaf505ea34468dfbbb17cc346688b8649a07a284bf5ade71247.exe
    "C:\Users\Admin\AppData\Local\Temp\99ab1f332469bbaf505ea34468dfbbb17cc346688b8649a07a284bf5ade71247.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2968
    • 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:5000
    • 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:2196

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/2196-179-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-178-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-185-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-187-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-184-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-182-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-181-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-180-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-183-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-175-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-174-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-173-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-171-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-168-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-167-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-177-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2196-169-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-135-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-129-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-140-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-142-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-143-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-145-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-146-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-147-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-148-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-149-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-144-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-151-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-150-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-141-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-152-0x0000000000D80000-0x0000000000E20000-memory.dmp

    Filesize

    640KB

  • memory/2968-153-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-154-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-155-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-156-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-157-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-158-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-159-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-160-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-161-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-219-0x0000000000D80000-0x0000000000E20000-memory.dmp

    Filesize

    640KB

  • memory/2968-138-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-119-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-137-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-136-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-118-0x0000000000D80000-0x0000000000E20000-memory.dmp

    Filesize

    640KB

  • memory/2968-134-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-170-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-133-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-132-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-131-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-130-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-176-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-139-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-128-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-127-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-126-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-125-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-124-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-186-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-123-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-122-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-121-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-120-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/2968-172-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB

  • memory/5000-164-0x0000000077220000-0x00000000773AE000-memory.dmp

    Filesize

    1.6MB