Analysis

  • max time kernel
    132s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2024 22:42

General

  • Target

    f659a0b854f182f81c7eb2b5a741cd63c44af618618b6a133bf00f8063764431.exe

  • Size

    266KB

  • MD5

    a522fee5584dff1c2b07511460cdb3b2

  • SHA1

    df463a1e80cee18c3084e2fd2759ceb249ef6df7

  • SHA256

    f659a0b854f182f81c7eb2b5a741cd63c44af618618b6a133bf00f8063764431

  • SHA512

    3f3b8d52bd26d6aaf0934b11590ed072ec4309cf3304468b72391649f17d18daf3c3b21558b4b35a3a75d6e12e19051bd1416a775b0172a19e2833d6ded79c90

  • SSDEEP

    3072:yNXEGZJWhfNFC4S60+XoLczrVmXSRAA8k4Rt97GxepFlBLPBZTBQcFn8AdnH01nQ:gXzKdNY49u8rV5Ofkx2/bQcF/J01net

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\f659a0b854f182f81c7eb2b5a741cd63c44af618618b6a133bf00f8063764431.exe
    "C:\Users\Admin\AppData\Local\Temp\f659a0b854f182f81c7eb2b5a741cd63c44af618618b6a133bf00f8063764431.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1924
    • 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:4376
    • 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:1944
  • 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 --field-trial-handle=4132,i,8998666007764333392,14724298544432336038,262144 --variations-seed-version --mojo-platform-channel-handle=3960 /prefetch:8
    1⤵
      PID:2552

    Network

    MITRE ATT&CK Enterprise v15

    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

    • memory/1924-0-0x0000000000260000-0x0000000000300000-memory.dmp
      Filesize

      640KB

    • memory/1924-14-0x0000000000260000-0x0000000000300000-memory.dmp
      Filesize

      640KB