Overview

overview

10

Static

static

10

2024-03-14...er.exe

windows7-x64

9

2024-03-14...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-03-14_b8a431e5f7b2445e8f8418f9dc44e625_cryptolocker

  • Size

    44KB

  • Sample

    240314-feey8adb22

  • MD5

    b8a431e5f7b2445e8f8418f9dc44e625

  • SHA1

    59f0a19531249db18f68179704cfa0da810e8342

  • SHA256

    fbcd4485eb2536e865e6d115467debbd2c0b3f8451b80b1afdb2059a65d15b2a

  • SHA512

    8a92be98bc920557fee65570d8842225341cce96e80d14e1cfbb1b5585cdf7bda757d0d2ff0e6cf5dfe16740205d1b6fdd48541b06aca9c4e984fd9885c66459

  • SSDEEP

    768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05W2MoLz:qmbhXDmjr5MOtEvwDpj5cDtKkQZQ5

Score
10/10

Malware Config

Targets

    • Target

      2024-03-14_b8a431e5f7b2445e8f8418f9dc44e625_cryptolocker

    • Size

      44KB

    • MD5

      b8a431e5f7b2445e8f8418f9dc44e625

    • SHA1

      59f0a19531249db18f68179704cfa0da810e8342

    • SHA256

      fbcd4485eb2536e865e6d115467debbd2c0b3f8451b80b1afdb2059a65d15b2a

    • SHA512

      8a92be98bc920557fee65570d8842225341cce96e80d14e1cfbb1b5585cdf7bda757d0d2ff0e6cf5dfe16740205d1b6fdd48541b06aca9c4e984fd9885c66459

    • SSDEEP

      768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05W2MoLz:qmbhXDmjr5MOtEvwDpj5cDtKkQZQ5

    Score
    9/10

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks