Overview

overview

10

Static

static

10

2024-04-21...er.exe

windows7-x64

9

2024-04-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-21_2a51ffaf734a6a0d047e94adef01c471_cryptolocker

  • Size

    89KB

  • Sample

    240421-x646vsab37

  • MD5

    2a51ffaf734a6a0d047e94adef01c471

  • SHA1

    efbc0e03d3aa941c1195704a92fbb90fd38d63d1

  • SHA256

    6fd88485cd561d9f395029b5781fcd6e45a1f6c4444a96eccd9920420592c1da

  • SHA512

    878912c37038741e475b48aadb5b10d914dbbc503df72a4aa47c8d0d001affd046d7257cc566542788b17c829c1dfbdb20ad76d4bda097159e0935155c351289

  • SSDEEP

    1536:H6QFElP6n+gou9cvMOtEvwDpjrYTjipvF2bx1PQAE:H6a+uSEOtEvwDpjrYvQd2PE

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-21_2a51ffaf734a6a0d047e94adef01c471_cryptolocker

    • Size

      89KB

    • MD5

      2a51ffaf734a6a0d047e94adef01c471

    • SHA1

      efbc0e03d3aa941c1195704a92fbb90fd38d63d1

    • SHA256

      6fd88485cd561d9f395029b5781fcd6e45a1f6c4444a96eccd9920420592c1da

    • SHA512

      878912c37038741e475b48aadb5b10d914dbbc503df72a4aa47c8d0d001affd046d7257cc566542788b17c829c1dfbdb20ad76d4bda097159e0935155c351289

    • SSDEEP

      1536:H6QFElP6n+gou9cvMOtEvwDpjrYTjipvF2bx1PQAE:H6a+uSEOtEvwDpjrYvQd2PE

    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