Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-22_5498ed55c48db26663a7efeccceb5e0b_cryptolocker

  • Size

    40KB

  • Sample

    240522-r3n3kseg32

  • MD5

    5498ed55c48db26663a7efeccceb5e0b

  • SHA1

    0854cf040dd49ad8c446e0d312245f2b967886b4

  • SHA256

    7a6b5143206e5f52d04de3d51757f7a2acb9665fe3e41d85b6c50a09301179a7

  • SHA512

    d56891af9769e0c1ee907c0af78932f0f4dcc03a86d28d91fa5c83084b92d4678af324341cc9641ad69ced8ffaddc85bf94e92d7b73aa5940e0cbf7a7e46b881

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY5:qDdFJy3QMOtEvwDpjjWMl7TM

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_5498ed55c48db26663a7efeccceb5e0b_cryptolocker

    • Size

      40KB

    • MD5

      5498ed55c48db26663a7efeccceb5e0b

    • SHA1

      0854cf040dd49ad8c446e0d312245f2b967886b4

    • SHA256

      7a6b5143206e5f52d04de3d51757f7a2acb9665fe3e41d85b6c50a09301179a7

    • SHA512

      d56891af9769e0c1ee907c0af78932f0f4dcc03a86d28d91fa5c83084b92d4678af324341cc9641ad69ced8ffaddc85bf94e92d7b73aa5940e0cbf7a7e46b881

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY5:qDdFJy3QMOtEvwDpjjWMl7TM

    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