Overview

overview

10

Static

static

10

2024-05-03...er.exe

windows7-x64

9

2024-05-03...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-03_38c75dfee07f816c353637b66f06f03a_cryptolocker

  • Size

    38KB

  • Sample

    240503-yt8h7aeb9w

  • MD5

    38c75dfee07f816c353637b66f06f03a

  • SHA1

    651dbf737966519caf5eab6742ef950e6eca995f

  • SHA256

    05d8e47e20bd3b13915ef0cb77901ea33c52b56f520ddbe71c71fef09c0c8f80

  • SHA512

    314145782f745ca6e4526d3cb2ccfd444ac2ab9f993447dbd0c5b2f1cf17f41d23495577c521a949ec69cd319bbe9d4c7a53fd2820eabed261cd7aabbfdff7f9

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9O:qDdFJy3QMOtEvwDpjjWMl7T9

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-03_38c75dfee07f816c353637b66f06f03a_cryptolocker

    • Size

      38KB

    • MD5

      38c75dfee07f816c353637b66f06f03a

    • SHA1

      651dbf737966519caf5eab6742ef950e6eca995f

    • SHA256

      05d8e47e20bd3b13915ef0cb77901ea33c52b56f520ddbe71c71fef09c0c8f80

    • SHA512

      314145782f745ca6e4526d3cb2ccfd444ac2ab9f993447dbd0c5b2f1cf17f41d23495577c521a949ec69cd319bbe9d4c7a53fd2820eabed261cd7aabbfdff7f9

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9O:qDdFJy3QMOtEvwDpjjWMl7T9

    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