Overview

overview

10

Static

static

10

2024-04-05...er.exe

windows7-x64

9

2024-04-05...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-05_c357cfb7aa98c2381eabaf674cafc9b2_cryptolocker

  • Size

    37KB

  • Sample

    240405-ghk53sdd6w

  • MD5

    c357cfb7aa98c2381eabaf674cafc9b2

  • SHA1

    a62c72adba31f62e77dcb0c0acf7ad1e8b3ba3da

  • SHA256

    7bcf5598d5118a1510376b9dd5d1591dad594c66458e8024391abb928f6dbec7

  • SHA512

    7f963963865484f33bd53800caec1a27fca7a334fe85ea1e541a56bfd5dec539273f69f9d5505b6a8411fb5c19b5c9fbf52a5178f022601839183e659323bedc

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITs1:qDdFJy3QMOtEvwDpjjWMl7Ts1

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-05_c357cfb7aa98c2381eabaf674cafc9b2_cryptolocker

    • Size

      37KB

    • MD5

      c357cfb7aa98c2381eabaf674cafc9b2

    • SHA1

      a62c72adba31f62e77dcb0c0acf7ad1e8b3ba3da

    • SHA256

      7bcf5598d5118a1510376b9dd5d1591dad594c66458e8024391abb928f6dbec7

    • SHA512

      7f963963865484f33bd53800caec1a27fca7a334fe85ea1e541a56bfd5dec539273f69f9d5505b6a8411fb5c19b5c9fbf52a5178f022601839183e659323bedc

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITs1:qDdFJy3QMOtEvwDpjjWMl7Ts1

    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