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Analysis

  • max time kernel
    142s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/04/2024, 03:15

General

  • Target

    d78eda19cb70787c24bbc264be183351b707988804be11f1a3d9f2239ce5e760.exe

  • Size

    266KB

  • MD5

    cdbcfe39b896f5b8b503ea2fec401f3b

  • SHA1

    be32c22f9c3b99dd575cd8e408b689b466e4271c

  • SHA256

    d78eda19cb70787c24bbc264be183351b707988804be11f1a3d9f2239ce5e760

  • SHA512

    d40b9a9a24b03d0c2fc7232a425ea119ee82d23be9b5ef7cbfdb088b05497e96cdee2f77c215e7654fecbd4f6c1f033e6c9077fbc3c1a7891086dae945ae0c00

  • SSDEEP

    3072:8NXEGZJWhfNFC4S60+XoLczrVmXbiDeu29ppzWGLiw6Zau4NDBzdrmaDbIdKNH0W:qXzKdNY49u8rV0i32Iwzz9N01net

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 4 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\d78eda19cb70787c24bbc264be183351b707988804be11f1a3d9f2239ce5e760.exe
    "C:\Users\Admin\AppData\Local\Temp\d78eda19cb70787c24bbc264be183351b707988804be11f1a3d9f2239ce5e760.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4036
    • 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:1188
    • 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:4956
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3808 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1772

    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/4036-0-0x00000000002D0000-0x0000000000370000-memory.dmp

      Filesize

      640KB

    • memory/4036-1-0x00000000002D0000-0x0000000000370000-memory.dmp

      Filesize

      640KB

    • memory/4036-11-0x00000000002D0000-0x0000000000370000-memory.dmp

      Filesize

      640KB

    • memory/4036-12-0x00000000002D0000-0x0000000000370000-memory.dmp

      Filesize

      640KB