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General

  • Target

    2024-05-14_640a5faa4726c713812985713b914c8a_cryptolocker

  • Size

    71KB

  • Sample

    240514-x9rd6sdb68

  • MD5

    640a5faa4726c713812985713b914c8a

  • SHA1

    ccd4f65e6c455df0f257a3a770d957059768ade4

  • SHA256

    16a87cfd63f228e6be5d08b1c1813ecf778c1dcc033da1d4608acbc9210073c4

  • SHA512

    4538d9eb92ed235a200ed1e67d7bb1156875c5bf791907ad6756dfa756054ad4d64e1915d56283ab80480f7efe2c4083a4c5d7c1026e019390d14299240fffc5

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9Mn:C4Q2c94OtEvwDpj4H8zH

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-14_640a5faa4726c713812985713b914c8a_cryptolocker

    • Size

      71KB

    • MD5

      640a5faa4726c713812985713b914c8a

    • SHA1

      ccd4f65e6c455df0f257a3a770d957059768ade4

    • SHA256

      16a87cfd63f228e6be5d08b1c1813ecf778c1dcc033da1d4608acbc9210073c4

    • SHA512

      4538d9eb92ed235a200ed1e67d7bb1156875c5bf791907ad6756dfa756054ad4d64e1915d56283ab80480f7efe2c4083a4c5d7c1026e019390d14299240fffc5

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9Mn:C4Q2c94OtEvwDpj4H8zH

    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