Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_f4d61a608a2356767c615b09c2b80957_cryptolocker

  • Size

    69KB

  • Sample

    240523-1lzx7ahh5v

  • MD5

    f4d61a608a2356767c615b09c2b80957

  • SHA1

    c8b45521c7a9746f73233ea3939bf74d1b53478f

  • SHA256

    49bffbc03129499d7f4191e8ae42e80f73dc5df9ac6b14a40dcf082cdaf65413

  • SHA512

    8585557e9d4c309f0f0c99e72546b080c4467f22ca1ddde3f058c5b8fe1fadc9bc63a570e184efd0177f79d5900d895e557fbfe4dd0c6a414e5f126304ecbf26

  • SSDEEP

    768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PJ:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAJ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_f4d61a608a2356767c615b09c2b80957_cryptolocker

    • Size

      69KB

    • MD5

      f4d61a608a2356767c615b09c2b80957

    • SHA1

      c8b45521c7a9746f73233ea3939bf74d1b53478f

    • SHA256

      49bffbc03129499d7f4191e8ae42e80f73dc5df9ac6b14a40dcf082cdaf65413

    • SHA512

      8585557e9d4c309f0f0c99e72546b080c4467f22ca1ddde3f058c5b8fe1fadc9bc63a570e184efd0177f79d5900d895e557fbfe4dd0c6a414e5f126304ecbf26

    • SSDEEP

      768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PJ:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAJ

    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