Overview

overview

10

Static

static

10

2024-05-20...er.exe

windows7-x64

9

2024-05-20...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-20_5e4fd549665a84b15d13b7b73d9d71f7_cryptolocker

  • Size

    39KB

  • Sample

    240520-3fagfsbe7v

  • MD5

    5e4fd549665a84b15d13b7b73d9d71f7

  • SHA1

    e5ed2f3522ca7f1ae93c57bb17b7fffdf7914d19

  • SHA256

    978e22d95fc6e134e731ee968e26aef5d629839ef9c646d09019225ec1b19c74

  • SHA512

    a1ec0c3b83ab49c5efe529be364b67e8f1a0181266b34f756fd46ee87b1a108606351472fa44e367f6b20cda8c312a24b324f8e7b1e671f3ffd23c71b6872b51

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB81:qDdFJy3QMOtEvwDpjjWMl7TdG1

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-20_5e4fd549665a84b15d13b7b73d9d71f7_cryptolocker

    • Size

      39KB

    • MD5

      5e4fd549665a84b15d13b7b73d9d71f7

    • SHA1

      e5ed2f3522ca7f1ae93c57bb17b7fffdf7914d19

    • SHA256

      978e22d95fc6e134e731ee968e26aef5d629839ef9c646d09019225ec1b19c74

    • SHA512

      a1ec0c3b83ab49c5efe529be364b67e8f1a0181266b34f756fd46ee87b1a108606351472fa44e367f6b20cda8c312a24b324f8e7b1e671f3ffd23c71b6872b51

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB81:qDdFJy3QMOtEvwDpjjWMl7TdG1

    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