Overview

overview

10

Static

static

10

2024-04-28...er.exe

windows7-x64

9

2024-04-28...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-28_4515a38b2ae73a15c14bc0dd2f153d88_cryptolocker

  • Size

    39KB

  • Sample

    240428-x51gaafb39

  • MD5

    4515a38b2ae73a15c14bc0dd2f153d88

  • SHA1

    a5601c138021d7af8dfda2e8d39fb0ee8ed4dc81

  • SHA256

    7866880e0ce3f5a5d8cd24c0be7bb70bc43a8d01ffbe563b7c6cb6a1febebe12

  • SHA512

    fe45f7ae9ed939932dd8117a4acb6b48110d57e1221b877df0c393008f3eb78a688464bae3251503a2870dcf3ae8f5ed0fd705c39dade0cc4d4fb11349dc1fb0

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaavo:qDdFJy3QMOtEvwDpjjWMl7TdH

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-28_4515a38b2ae73a15c14bc0dd2f153d88_cryptolocker

    • Size

      39KB

    • MD5

      4515a38b2ae73a15c14bc0dd2f153d88

    • SHA1

      a5601c138021d7af8dfda2e8d39fb0ee8ed4dc81

    • SHA256

      7866880e0ce3f5a5d8cd24c0be7bb70bc43a8d01ffbe563b7c6cb6a1febebe12

    • SHA512

      fe45f7ae9ed939932dd8117a4acb6b48110d57e1221b877df0c393008f3eb78a688464bae3251503a2870dcf3ae8f5ed0fd705c39dade0cc4d4fb11349dc1fb0

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaavo:qDdFJy3QMOtEvwDpjjWMl7TdH

    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