Overview

overview

10

Static

static

10

2024-01-25...er.exe

windows7-x64

9

2024-01-25...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-01-25_a745819bc781d7081ab9e7e1b37583ee_cryptolocker

  • Size

    73KB

  • Sample

    240125-r6k54aaddp

  • MD5

    a745819bc781d7081ab9e7e1b37583ee

  • SHA1

    740e86baebe3821c05d145193d704dc5e24d9d17

  • SHA256

    c7ebb8c5528e38cfd31b60e28305c156f7327c64faad5c3a475f225927243bb3

  • SHA512

    92e13bccac878cd4cd4fa7c667015f02540255537ec6830e3b38b849e51dd72e815da62f7e6f60e188aeaeb915cc9cc553b70812db6573bbdd9d5a24bd2bfd50

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxh:T6a+rdOOtEvwDpjNtHPa

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-25_a745819bc781d7081ab9e7e1b37583ee_cryptolocker

    • Size

      73KB

    • MD5

      a745819bc781d7081ab9e7e1b37583ee

    • SHA1

      740e86baebe3821c05d145193d704dc5e24d9d17

    • SHA256

      c7ebb8c5528e38cfd31b60e28305c156f7327c64faad5c3a475f225927243bb3

    • SHA512

      92e13bccac878cd4cd4fa7c667015f02540255537ec6830e3b38b849e51dd72e815da62f7e6f60e188aeaeb915cc9cc553b70812db6573bbdd9d5a24bd2bfd50

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxh:T6a+rdOOtEvwDpjNtHPa

    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