General

  • Target

    2024-05-27_361b1908c980afac4ff5f222c4a57418_cryptolocker

  • Size

    40KB

  • Sample

    240527-w284ksdb9x

  • MD5

    361b1908c980afac4ff5f222c4a57418

  • SHA1

    148fe878ddddb340141d6776c03e6daddc40fd86

  • SHA256

    a46c82bfc63a5f2d3c853c8cfdda326c898606e3c8282700062b7a1628e7cad2

  • SHA512

    c1d2dd328c280b66769ccbace9625beb8b4e0028657997959c5f672f3e63e68cf54e8cbd0533df68fe64f7acafd512b188b20327eb3d6410783c7a4e2ded6e79

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8W:qDdFJy3QMOtEvwDpjjWMl7Tdn8W

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-27_361b1908c980afac4ff5f222c4a57418_cryptolocker

    • Size

      40KB

    • MD5

      361b1908c980afac4ff5f222c4a57418

    • SHA1

      148fe878ddddb340141d6776c03e6daddc40fd86

    • SHA256

      a46c82bfc63a5f2d3c853c8cfdda326c898606e3c8282700062b7a1628e7cad2

    • SHA512

      c1d2dd328c280b66769ccbace9625beb8b4e0028657997959c5f672f3e63e68cf54e8cbd0533df68fe64f7acafd512b188b20327eb3d6410783c7a4e2ded6e79

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8W:qDdFJy3QMOtEvwDpjjWMl7Tdn8W

    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