Overview

overview

10

Static

static

10

2024-03-05...er.exe

windows7-x64

9

2024-03-05...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-05_90c5e5c1886ba914b6fe140af8f6146b_cryptolocker

  • Size

    34KB

  • Sample

    240305-yef6dsfd7s

  • MD5

    90c5e5c1886ba914b6fe140af8f6146b

  • SHA1

    803e36241ac87b99b1ff6831ef2efd89cf7abff6

  • SHA256

    7e826f87864a2280549e058321520f0fd96411b9e4a1e07e5c99a0a274cbb033

  • SHA512

    68c0174c62a15e051cd2daa28892be18161075d52bcb0b7b07be98ad352141348d2240f66dd295b9d9c8b99b7bb736f75a4b94da64595f7cf99d43b694911138

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axKuiO:qUmnpomddpMOtEvwDpjjaYadT

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-05_90c5e5c1886ba914b6fe140af8f6146b_cryptolocker

    • Size

      34KB

    • MD5

      90c5e5c1886ba914b6fe140af8f6146b

    • SHA1

      803e36241ac87b99b1ff6831ef2efd89cf7abff6

    • SHA256

      7e826f87864a2280549e058321520f0fd96411b9e4a1e07e5c99a0a274cbb033

    • SHA512

      68c0174c62a15e051cd2daa28892be18161075d52bcb0b7b07be98ad352141348d2240f66dd295b9d9c8b99b7bb736f75a4b94da64595f7cf99d43b694911138

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axKuiO:qUmnpomddpMOtEvwDpjjaYadT

    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