General

  • Target

    2024-06-13_ffd1b63002821d9cc5a79f70838b8476_cryptolocker

  • Size

    80KB

  • Sample

    240613-b7tkvstdlk

  • MD5

    ffd1b63002821d9cc5a79f70838b8476

  • SHA1

    11f5c5b57fa00ca69d5728763e8246425fc3a7d9

  • SHA256

    471c46cc53402f73058be0c1f2c810bf407becec8f8cc12162b091ca9d12dec2

  • SHA512

    1202cb1a2ddab78ad4d062a2513b362b6fbd2d9e3927d2b58f14adaeef0a5f25bde7e87616cf786034542bf982d2c4dcc1c22f7a3719edccaf2b1bb8eb11b1bd

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB12:T6a+rdOOtEvwDpjNtHPx

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-13_ffd1b63002821d9cc5a79f70838b8476_cryptolocker

    • Size

      80KB

    • MD5

      ffd1b63002821d9cc5a79f70838b8476

    • SHA1

      11f5c5b57fa00ca69d5728763e8246425fc3a7d9

    • SHA256

      471c46cc53402f73058be0c1f2c810bf407becec8f8cc12162b091ca9d12dec2

    • SHA512

      1202cb1a2ddab78ad4d062a2513b362b6fbd2d9e3927d2b58f14adaeef0a5f25bde7e87616cf786034542bf982d2c4dcc1c22f7a3719edccaf2b1bb8eb11b1bd

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB12:T6a+rdOOtEvwDpjNtHPx

    Score
    9/10
    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks