Overview

overview

10

Static

static

10

2024-04-06...er.exe

windows7-x64

9

2024-04-06...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-06_42fb798aa18c679050fa0c180549d3f2_cryptolocker

  • Size

    62KB

  • Sample

    240406-avkxhsga88

  • MD5

    42fb798aa18c679050fa0c180549d3f2

  • SHA1

    e45df1b0f232cdc5bbcb951e32e7ac4684e84be1

  • SHA256

    43eb255b1fadb710f52cef59c1012c20c10af2c01c71690b546e3b0b8fb2b92f

  • SHA512

    107f785d56e3cdfcde3c1a729aebaeaf1b2fa13af30d5f028a5eb72aa0cc3465cd3be20d11c1afea01d2664b09d3523d1804bcadde778f043602616f0763b549

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5Siu:zj+soPSMOtEvwDpj4kpmeLmNu

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-06_42fb798aa18c679050fa0c180549d3f2_cryptolocker

    • Size

      62KB

    • MD5

      42fb798aa18c679050fa0c180549d3f2

    • SHA1

      e45df1b0f232cdc5bbcb951e32e7ac4684e84be1

    • SHA256

      43eb255b1fadb710f52cef59c1012c20c10af2c01c71690b546e3b0b8fb2b92f

    • SHA512

      107f785d56e3cdfcde3c1a729aebaeaf1b2fa13af30d5f028a5eb72aa0cc3465cd3be20d11c1afea01d2664b09d3523d1804bcadde778f043602616f0763b549

    • SSDEEP

      768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5Siu:zj+soPSMOtEvwDpj4kpmeLmNu

    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