Overview

overview

10

Static

static

10

2024-01-23...er.exe

windows7-x64

9

2024-01-23...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-01-23_7f33065d8fc228e892ca2947cd039ba4_cryptolocker

  • Size

    55KB

  • Sample

    240123-tzk8madaa8

  • MD5

    7f33065d8fc228e892ca2947cd039ba4

  • SHA1

    4c10bbb88f9715ab2f40fd7e695ec8736df6709c

  • SHA256

    47b830216b743e4bd7485da72cac8b7b59caaf7321b90507003d96adfe826763

  • SHA512

    69cf196fcd205a0084d28d0bda77494ccc951976b6bd29a851bb2f9e561aafb215e1c2a37706639629e39b5b74d82645d22d45c19224ff39103e9973913c3f56

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5apS:z6QFElP6n+gKmddpMOtEvwDpj9aYaY

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-23_7f33065d8fc228e892ca2947cd039ba4_cryptolocker

    • Size

      55KB

    • MD5

      7f33065d8fc228e892ca2947cd039ba4

    • SHA1

      4c10bbb88f9715ab2f40fd7e695ec8736df6709c

    • SHA256

      47b830216b743e4bd7485da72cac8b7b59caaf7321b90507003d96adfe826763

    • SHA512

      69cf196fcd205a0084d28d0bda77494ccc951976b6bd29a851bb2f9e561aafb215e1c2a37706639629e39b5b74d82645d22d45c19224ff39103e9973913c3f56

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5apS:z6QFElP6n+gKmddpMOtEvwDpj9aYaY

    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