Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-22_4fba0e7362dce7933eb8b172998d7968_cryptolocker

  • Size

    40KB

  • Sample

    240522-ylhb2aed43

  • MD5

    4fba0e7362dce7933eb8b172998d7968

  • SHA1

    88e28e95d1707c4562f3704c3b4e9587165772e5

  • SHA256

    13f5f5d4ce5863d74559d48f4363e8aa93fd0760c5d47cbde587c4286e3008bf

  • SHA512

    c6677809dbb5adf291012f18308009d71b592463e42cd0df86f85a95bab587eb604bf35228868bca50e09e0f266ffc71989027455478ed5d87e750fb8630b711

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYo/:qDdFJy3QMOtEvwDpjjWMl7Tl/

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_4fba0e7362dce7933eb8b172998d7968_cryptolocker

    • Size

      40KB

    • MD5

      4fba0e7362dce7933eb8b172998d7968

    • SHA1

      88e28e95d1707c4562f3704c3b4e9587165772e5

    • SHA256

      13f5f5d4ce5863d74559d48f4363e8aa93fd0760c5d47cbde587c4286e3008bf

    • SHA512

      c6677809dbb5adf291012f18308009d71b592463e42cd0df86f85a95bab587eb604bf35228868bca50e09e0f266ffc71989027455478ed5d87e750fb8630b711

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYo/:qDdFJy3QMOtEvwDpjjWMl7Tl/

    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