Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_66a0777bd8f46ab75b6a9d335335db7c_cryptolocker

  • Size

    39KB

  • Sample

    240521-s4d5faag6s

  • MD5

    66a0777bd8f46ab75b6a9d335335db7c

  • SHA1

    0118df92c53a8e8b434c5bff57b869a912bc21f7

  • SHA256

    85e22e67189a257f8ecef2beecf11bf126f94a132e9156033bf31e7b4ff9b835

  • SHA512

    a2a6b06cfecdd70c4bc04bcc9dd551b55dc5da00ced39219922cc5ff53cf7e250540e91477096800436e2c28f04868541cd2a13e4a3143e2e04d5c156f0a6436

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsWr:qDdFJy3QMOtEvwDpjjWMl7TdTr

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_66a0777bd8f46ab75b6a9d335335db7c_cryptolocker

    • Size

      39KB

    • MD5

      66a0777bd8f46ab75b6a9d335335db7c

    • SHA1

      0118df92c53a8e8b434c5bff57b869a912bc21f7

    • SHA256

      85e22e67189a257f8ecef2beecf11bf126f94a132e9156033bf31e7b4ff9b835

    • SHA512

      a2a6b06cfecdd70c4bc04bcc9dd551b55dc5da00ced39219922cc5ff53cf7e250540e91477096800436e2c28f04868541cd2a13e4a3143e2e04d5c156f0a6436

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsWr:qDdFJy3QMOtEvwDpjjWMl7TdTr

    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