Overview

overview

10

Static

static

10

2024-05-01...er.exe

windows7-x64

9

2024-05-01...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-01_1b3a66c8b37e0c58cd85cb1d42208f5a_cryptolocker

  • Size

    40KB

  • Sample

    240501-tw3cqsba9v

  • MD5

    1b3a66c8b37e0c58cd85cb1d42208f5a

  • SHA1

    bfe0c746ec03ba09df27aab8158efc9477d0644f

  • SHA256

    5719553f8d33d38157a04538ca25349abf575bedd3a0cf5b47a70770de3a5c97

  • SHA512

    2f5c3b0a50b6c59a3d677fd982e62a0edecfc8f618bad6f8c1bfe1e41fcb909f7f29f1c33eeebe3812b012efc5ca18b6f15877a145ed91e85ee999cd372cb0c3

  • SSDEEP

    384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBQ:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKS

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-01_1b3a66c8b37e0c58cd85cb1d42208f5a_cryptolocker

    • Size

      40KB

    • MD5

      1b3a66c8b37e0c58cd85cb1d42208f5a

    • SHA1

      bfe0c746ec03ba09df27aab8158efc9477d0644f

    • SHA256

      5719553f8d33d38157a04538ca25349abf575bedd3a0cf5b47a70770de3a5c97

    • SHA512

      2f5c3b0a50b6c59a3d677fd982e62a0edecfc8f618bad6f8c1bfe1e41fcb909f7f29f1c33eeebe3812b012efc5ca18b6f15877a145ed91e85ee999cd372cb0c3

    • SSDEEP

      384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBQ:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKS

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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