Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-23_6b1dbd5297ef57b9ada719cd7307e3b0_cryptolocker

  • Size

    59KB

  • Sample

    240523-wr81tsbd4t

  • MD5

    6b1dbd5297ef57b9ada719cd7307e3b0

  • SHA1

    23d1cfb5f18cf87b6a1ebd7c6caef8f39ba97dae

  • SHA256

    9aa52163ef7cd7dc6cb54ed31ea93633f9446da8ebff8402b38a0b47b2413d3b

  • SHA512

    c704236b6dbc2c46354b15872417a73f254fe14f59f668f849d2a49a71b6f34a1e751683917bf2af52233610bc32d5d290b960f6038ddc899b6c5d731d99b0ff

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axK3ZM:z6QFElP6n+gKmddpMOtEvwDpj9aYaQZM

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_6b1dbd5297ef57b9ada719cd7307e3b0_cryptolocker

    • Size

      59KB

    • MD5

      6b1dbd5297ef57b9ada719cd7307e3b0

    • SHA1

      23d1cfb5f18cf87b6a1ebd7c6caef8f39ba97dae

    • SHA256

      9aa52163ef7cd7dc6cb54ed31ea93633f9446da8ebff8402b38a0b47b2413d3b

    • SHA512

      c704236b6dbc2c46354b15872417a73f254fe14f59f668f849d2a49a71b6f34a1e751683917bf2af52233610bc32d5d290b960f6038ddc899b6c5d731d99b0ff

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axK3ZM:z6QFElP6n+gKmddpMOtEvwDpj9aYaQZM

    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