Overview

overview

10

Static

static

10

2024-02-04...er.exe

windows7-x64

9

2024-02-04...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-04_d651f180e5861f52194842a44c87b7ec_cryptolocker

  • Size

    55KB

  • Sample

    240204-zhmb9accfr

  • MD5

    d651f180e5861f52194842a44c87b7ec

  • SHA1

    1a9f2f3f025083ff7faddd693f67de8d11e3f766

  • SHA256

    5f7b353711cdd087338a43ecda7a71c56dec3f5df65a647b3484fc7e73c7f07d

  • SHA512

    1ec96130bec2de4fe6887810017260270f2af30b344b05b34a4eb0633c9fd292f9198e69348ebb0ee77caabaa850451d9ad04354d7eef5394dfbbe3e80aae2b8

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axca:z6QFElP6n+gKmddpMOtEvwDpj9aYaT

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-04_d651f180e5861f52194842a44c87b7ec_cryptolocker

    • Size

      55KB

    • MD5

      d651f180e5861f52194842a44c87b7ec

    • SHA1

      1a9f2f3f025083ff7faddd693f67de8d11e3f766

    • SHA256

      5f7b353711cdd087338a43ecda7a71c56dec3f5df65a647b3484fc7e73c7f07d

    • SHA512

      1ec96130bec2de4fe6887810017260270f2af30b344b05b34a4eb0633c9fd292f9198e69348ebb0ee77caabaa850451d9ad04354d7eef5394dfbbe3e80aae2b8

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axca:z6QFElP6n+gKmddpMOtEvwDpj9aYaT

    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