Overview

overview

10

Static

static

10

2024-04-23...er.exe

windows7-x64

9

2024-04-23...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-23_fa253c93b097e49d4896835b36705856_cryptolocker

  • Size

    38KB

  • Sample

    240423-1ptwcacb4t

  • MD5

    fa253c93b097e49d4896835b36705856

  • SHA1

    6b7c45d294dea289d35891404791141d628acc18

  • SHA256

    b9cb8701c8f8ae2f5bf5e98eef3dfeeb64ddf8a4acc2b0c4c3f31215a74a5e2d

  • SHA512

    deb96f5d6dbcb69dcc57c9d9ad06bc859c854d4e43ee00b5b66740659815a044e070cec2527647bb828179712af0636295d6715d0c76aa3be53bfba212a40a23

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYY:qDdFJy3QMOtEvwDpjjWMl7T1

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-23_fa253c93b097e49d4896835b36705856_cryptolocker

    • Size

      38KB

    • MD5

      fa253c93b097e49d4896835b36705856

    • SHA1

      6b7c45d294dea289d35891404791141d628acc18

    • SHA256

      b9cb8701c8f8ae2f5bf5e98eef3dfeeb64ddf8a4acc2b0c4c3f31215a74a5e2d

    • SHA512

      deb96f5d6dbcb69dcc57c9d9ad06bc859c854d4e43ee00b5b66740659815a044e070cec2527647bb828179712af0636295d6715d0c76aa3be53bfba212a40a23

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYY:qDdFJy3QMOtEvwDpjjWMl7T1

    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