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_34428f5106b42584f42c2e328c98f4ae_cryptolocker

  • Size

    66KB

  • Sample

    240523-cxlmyaag52

  • MD5

    34428f5106b42584f42c2e328c98f4ae

  • SHA1

    37accf3a58603c374bdc937bfe06c72f7c7ba99a

  • SHA256

    cc2d145903dde6d9532b010c1de6039610b961bbdd970d2a98878590801ded87

  • SHA512

    d3522fa824f949e8deffd68d090335cdb17f280e1b2116b53d5d2d715ae5655382f36bd7f31d82fba8ac20640356639e01366a88bf7370ee197df9fef73ed439

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRL:1nK6a+qdOOtEvwDpjq

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_34428f5106b42584f42c2e328c98f4ae_cryptolocker

    • Size

      66KB

    • MD5

      34428f5106b42584f42c2e328c98f4ae

    • SHA1

      37accf3a58603c374bdc937bfe06c72f7c7ba99a

    • SHA256

      cc2d145903dde6d9532b010c1de6039610b961bbdd970d2a98878590801ded87

    • SHA512

      d3522fa824f949e8deffd68d090335cdb17f280e1b2116b53d5d2d715ae5655382f36bd7f31d82fba8ac20640356639e01366a88bf7370ee197df9fef73ed439

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRL:1nK6a+qdOOtEvwDpjq

    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