Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/06/2024, 11:39

General

  • Target

    bfffea49f72ace813bbfa87c1fd62497fcbc1b10d272f623086a751152c8a2a1.exe

  • Size

    266KB

  • MD5

    2fc043a261b7f877662fae642bed7946

  • SHA1

    b73e1765d7143dd9faf3096f47e6160ffc745e3e

  • SHA256

    bfffea49f72ace813bbfa87c1fd62497fcbc1b10d272f623086a751152c8a2a1

  • SHA512

    3dbebb040ebf13083ce4408173b8e63f76d4fe3bfe818b790a970475d95a78883b71a4d45d9024fa50eb2beb65d29ec8b190c5db2e0ef45f311e7a08fdb8dd10

  • SSDEEP

    6144:8XzKdNY49u8rV0hepugmv+3gkCK2i01net:za4AUnI0D01

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\bfffea49f72ace813bbfa87c1fd62497fcbc1b10d272f623086a751152c8a2a1.exe
    "C:\Users\Admin\AppData\Local\Temp\bfffea49f72ace813bbfa87c1fd62497fcbc1b10d272f623086a751152c8a2a1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1480
    • 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:1632
    • 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:4084
  • 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=3876 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4508

    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/1480-0-0x00000000000E0000-0x0000000000180000-memory.dmp

            Filesize

            640KB

          • memory/1480-14-0x00000000000E0000-0x0000000000180000-memory.dmp

            Filesize

            640KB