Overview

overview

10

Static

static

10

2024-03-09...er.exe

windows7-x64

9

2024-03-09...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-03-09_f2561ddefe9b3380835f76439f011099_cryptolocker

  • Size

    62KB

  • Sample

    240309-gb18qaea9t

  • MD5

    f2561ddefe9b3380835f76439f011099

  • SHA1

    75e37957c4a9da783258e2cb071ea58cbd4aa7eb

  • SHA256

    47f26b330c8afa32975e937bcb8ebf5a8ab8f22889bf9c309306a7d6965c7344

  • SHA512

    39c44e0e6ceb66958e207d56fcab768bc548f82d577e1cbfd3ce38c13ceeeef99704e18cc02db75e7efe99c4c70572bb86a83a8bc1df7cf5c1360e67dbe933b6

  • SSDEEP

    768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J59+we:T6QFElP6n+gxmddpMOtEvwDpjwa397e

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-09_f2561ddefe9b3380835f76439f011099_cryptolocker

    • Size

      62KB

    • MD5

      f2561ddefe9b3380835f76439f011099

    • SHA1

      75e37957c4a9da783258e2cb071ea58cbd4aa7eb

    • SHA256

      47f26b330c8afa32975e937bcb8ebf5a8ab8f22889bf9c309306a7d6965c7344

    • SHA512

      39c44e0e6ceb66958e207d56fcab768bc548f82d577e1cbfd3ce38c13ceeeef99704e18cc02db75e7efe99c4c70572bb86a83a8bc1df7cf5c1360e67dbe933b6

    • SSDEEP

      768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J59+we:T6QFElP6n+gxmddpMOtEvwDpjwa397e

    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