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General

  • Target

    2024-04-11_8b43dd80c07a44a43e1b5405542cffc6_cryptolocker

  • Size

    84KB

  • Sample

    240411-kqdbzsbb4y

  • MD5

    8b43dd80c07a44a43e1b5405542cffc6

  • SHA1

    5274da1e81e25d0b4db6940debd6193ff694145f

  • SHA256

    61353dc03901181f46ccaad082c480d0537410d55d8c8cfce6f3fb1d168f2c3e

  • SHA512

    f05a5b6abd7221413fcdf615090d529486bc6448c6496fce0d94f7a0fa5274ee349977df3faec6a4266280285e67a4889028209a96b06a0a6ccdc06e52b7622b

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5R0:T6a+rdOOtEvwDpjNZ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-11_8b43dd80c07a44a43e1b5405542cffc6_cryptolocker

    • Size

      84KB

    • MD5

      8b43dd80c07a44a43e1b5405542cffc6

    • SHA1

      5274da1e81e25d0b4db6940debd6193ff694145f

    • SHA256

      61353dc03901181f46ccaad082c480d0537410d55d8c8cfce6f3fb1d168f2c3e

    • SHA512

      f05a5b6abd7221413fcdf615090d529486bc6448c6496fce0d94f7a0fa5274ee349977df3faec6a4266280285e67a4889028209a96b06a0a6ccdc06e52b7622b

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5R0:T6a+rdOOtEvwDpjNZ

    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