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General

  • Target

    2024-05-21_6d3db44f8894645eee81ee8b136538a4_cryptolocker

  • Size

    71KB

  • Sample

    240521-3n6vmadh35

  • MD5

    6d3db44f8894645eee81ee8b136538a4

  • SHA1

    a9e3ed87eb08b8bae6a344a193e996593cf62903

  • SHA256

    08c3fe318c6ba9beef467e0b745e3dbb00785e0764880836f1d136f5fd178e67

  • SHA512

    889e908c736e33bb71b1961e9b2f0e8dbdbce57aac9b390dc9d42eed3ad7b75d7809bf2288097c49668f1d1e33e78abaff2af914211c7b866b9398c4bf1df0e2

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9Hd:C4Q2c94OtEvwDpj4H8z8

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_6d3db44f8894645eee81ee8b136538a4_cryptolocker

    • Size

      71KB

    • MD5

      6d3db44f8894645eee81ee8b136538a4

    • SHA1

      a9e3ed87eb08b8bae6a344a193e996593cf62903

    • SHA256

      08c3fe318c6ba9beef467e0b745e3dbb00785e0764880836f1d136f5fd178e67

    • SHA512

      889e908c736e33bb71b1961e9b2f0e8dbdbce57aac9b390dc9d42eed3ad7b75d7809bf2288097c49668f1d1e33e78abaff2af914211c7b866b9398c4bf1df0e2

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9Hd:C4Q2c94OtEvwDpj4H8z8

    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