Overview

overview

10

Static

static

10

2024-04-20...er.exe

windows7-x64

9

2024-04-20...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-20_fe77620b88535394a82f1ec7d08c6e33_cryptolocker

  • Size

    40KB

  • Sample

    240420-xrmchaga81

  • MD5

    fe77620b88535394a82f1ec7d08c6e33

  • SHA1

    68e01f194efc617fed72f687bd392688ca32299e

  • SHA256

    9f63cbda8a53c2fcc9c9a2a1124ba881b41372ebdbc3597375d6577391e3e235

  • SHA512

    85afd47c1e1e07b5b9001dcb36ae292714e9cc9ad37b38386038595d1fbaf7c0e38ebb2c7990d0c05258ca5b7e868ccec746900c66b9d0bd11de50491ccee768

  • SSDEEP

    384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHR:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKx

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-20_fe77620b88535394a82f1ec7d08c6e33_cryptolocker

    • Size

      40KB

    • MD5

      fe77620b88535394a82f1ec7d08c6e33

    • SHA1

      68e01f194efc617fed72f687bd392688ca32299e

    • SHA256

      9f63cbda8a53c2fcc9c9a2a1124ba881b41372ebdbc3597375d6577391e3e235

    • SHA512

      85afd47c1e1e07b5b9001dcb36ae292714e9cc9ad37b38386038595d1fbaf7c0e38ebb2c7990d0c05258ca5b7e868ccec746900c66b9d0bd11de50491ccee768

    • SSDEEP

      384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHR:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKx

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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