Overview

overview

10

Static

static

10

2024-01-28...er.exe

windows7-x64

9

2024-01-28...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-01-28_c20de4e81b1f8ab996d0b4e0451cbd45_cryptolocker

  • Size

    60KB

  • Sample

    240128-klm1mahaen

  • MD5

    c20de4e81b1f8ab996d0b4e0451cbd45

  • SHA1

    6befd0e7fc0c6d8ea9ef92c321050878e9665097

  • SHA256

    f4d97d0fcad44173f4e4bb8b6dfcab179a6d99ab4e4bd2fcd2419af5c472bfe0

  • SHA512

    1a5a56717ccf3c6d0642942594218dd21c80ae77ea0a34221637d47c2aeded33a105295d8ce6b660aa66150e8fd2ac9a4dcc7181958cbe7e16ef10b68505f617

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAuZv:z6a+CdOOtEvwDpjQz

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-28_c20de4e81b1f8ab996d0b4e0451cbd45_cryptolocker

    • Size

      60KB

    • MD5

      c20de4e81b1f8ab996d0b4e0451cbd45

    • SHA1

      6befd0e7fc0c6d8ea9ef92c321050878e9665097

    • SHA256

      f4d97d0fcad44173f4e4bb8b6dfcab179a6d99ab4e4bd2fcd2419af5c472bfe0

    • SHA512

      1a5a56717ccf3c6d0642942594218dd21c80ae77ea0a34221637d47c2aeded33a105295d8ce6b660aa66150e8fd2ac9a4dcc7181958cbe7e16ef10b68505f617

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAuZv:z6a+CdOOtEvwDpjQz

    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