Overview

overview

10

Static

static

10

2024-05-24...er.exe

windows7-x64

9

2024-05-24...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-24_d80c0813500496c6968b9a3e13f4b685_cryptolocker

  • Size

    40KB

  • Sample

    240524-y48xpsab48

  • MD5

    d80c0813500496c6968b9a3e13f4b685

  • SHA1

    ac447a1f8475c996875049b2ed15b5f17fb6fb1d

  • SHA256

    158aedb9053efda0c4d577400c17e78b0666a0c475f1a312e81c98f7462cfe88

  • SHA512

    c74eb5831faff7d291e0e2108ba43780428a2c4c1538998123eff63e4e68d9d7df11412a2fbee317aa0bbf61300cbea557156e3eb4b42487af6f889f549f40eb

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9h5:qDdFJy3QMOtEvwDpjjWMl7TA

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-24_d80c0813500496c6968b9a3e13f4b685_cryptolocker

    • Size

      40KB

    • MD5

      d80c0813500496c6968b9a3e13f4b685

    • SHA1

      ac447a1f8475c996875049b2ed15b5f17fb6fb1d

    • SHA256

      158aedb9053efda0c4d577400c17e78b0666a0c475f1a312e81c98f7462cfe88

    • SHA512

      c74eb5831faff7d291e0e2108ba43780428a2c4c1538998123eff63e4e68d9d7df11412a2fbee317aa0bbf61300cbea557156e3eb4b42487af6f889f549f40eb

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9h5:qDdFJy3QMOtEvwDpjjWMl7TA

    Score
    9/10
    upx

    • 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.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks