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General

  • Target

    2024-06-05_543464aa8a0a6053a963586836da668e_cryptolocker

  • Size

    40KB

  • Sample

    240605-2afwlsaf6s

  • MD5

    543464aa8a0a6053a963586836da668e

  • SHA1

    dcfd97b667bf7f97257f26bf47a1fd9f140ba79d

  • SHA256

    a891c9d79bcc0ee1399d9b2dc7e94c3acd7cda16440884f2cb82d1a668e49e08

  • SHA512

    6363200ba4cab21913d929f0776fa4069f337280f50c956913f042ffe359dedd052e50f729cecfc321287a3a608da90b83f751916cf53afbe437eb5ec11c9225

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8R:qDdFJy3QMOtEvwDpjjWMl7Tdn8R

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-05_543464aa8a0a6053a963586836da668e_cryptolocker

    • Size

      40KB

    • MD5

      543464aa8a0a6053a963586836da668e

    • SHA1

      dcfd97b667bf7f97257f26bf47a1fd9f140ba79d

    • SHA256

      a891c9d79bcc0ee1399d9b2dc7e94c3acd7cda16440884f2cb82d1a668e49e08

    • SHA512

      6363200ba4cab21913d929f0776fa4069f337280f50c956913f042ffe359dedd052e50f729cecfc321287a3a608da90b83f751916cf53afbe437eb5ec11c9225

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8R:qDdFJy3QMOtEvwDpjjWMl7Tdn8R

    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