Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    142s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 13:42

General

  • Target

    2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker.exe

  • Size

    82KB

  • MD5

    672cbd9ad71ad85c9dcce93e3de93766

  • SHA1

    c1651030b2776893a84faeec62c56e20a0a58f53

  • SHA256

    ced6ec3fd9c9428cfbcf6aeacfe4727438900ff9118b3b560bfe2f8668903ec1

  • SHA512

    2045c64adee57086f36be1a129b41fc66bdedea2baefcbfc493f1c403df9ca9c904aeb20032194642c6675e68b77fffdf7472b10ab71c62859f86aab2254ed13

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7G3:T6a+rdOOtEvwDpjNK

Score
9/10
upx

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 4 IoCs
  • UPX dump on OEP (original entry point) 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 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 use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3660
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2984
  • 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=1408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3168

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\asih.exe

      Filesize

      82KB

      MD5

      c8e4e21839afbefd93543f2cd532cf57

      SHA1

      e8504c4d2ec4e593555fd290ec3ecc5cdc02d4aa

      SHA256

      8bfe3493061f1970e8203e3a0a099da850efff8c615099fe21ad693a38015deb

      SHA512

      f2e7b056017fdaf1c818ec19d6f6f54f31a78592aa2b44c6c338209cc15b0d2dee2f5edf9a411e81b6561baa0c62467289b60cc5f1b271e1c3b8628c12e0ab6f

    • memory/2984-18-0x00000000006C0000-0x00000000006C6000-memory.dmp

      Filesize

      24KB

    • memory/2984-20-0x00000000006A0000-0x00000000006A6000-memory.dmp

      Filesize

      24KB

    • memory/2984-26-0x0000000000500000-0x0000000000510000-memory.dmp

      Filesize

      64KB

    • memory/3660-0-0x0000000000500000-0x0000000000510000-memory.dmp

      Filesize

      64KB

    • memory/3660-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

      Filesize

      24KB

    • memory/3660-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

      Filesize

      24KB

    • memory/3660-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

      Filesize

      24KB

    • memory/3660-25-0x0000000000500000-0x0000000000510000-memory.dmp

      Filesize

      64KB