Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_d5b7c03ffe2052ce48bb700597e5dc17_cryptolocker

  • Size

    38KB

  • Sample

    240521-tfzxnsbb53

  • MD5

    d5b7c03ffe2052ce48bb700597e5dc17

  • SHA1

    c163d56292afd0d06254a4138a7a2253fe340fd9

  • SHA256

    a9a11d025b8bd6bbd58304e7a23b2fbaa412de5a3998e45a5eb07cd36d687893

  • SHA512

    bd3f3e4560ad74cfb18ba801b0082683c4adf3767bfd7f6e86a9c7bcc76ade8dd51ffaa9b2d141462cdcdc4a752e5e1cabbedcddbbe7dc55160c255f6bbb6f74

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK38nn:qUmnpomddpMOtEvwDpjjaYaQ8n

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_d5b7c03ffe2052ce48bb700597e5dc17_cryptolocker

    • Size

      38KB

    • MD5

      d5b7c03ffe2052ce48bb700597e5dc17

    • SHA1

      c163d56292afd0d06254a4138a7a2253fe340fd9

    • SHA256

      a9a11d025b8bd6bbd58304e7a23b2fbaa412de5a3998e45a5eb07cd36d687893

    • SHA512

      bd3f3e4560ad74cfb18ba801b0082683c4adf3767bfd7f6e86a9c7bcc76ade8dd51ffaa9b2d141462cdcdc4a752e5e1cabbedcddbbe7dc55160c255f6bbb6f74

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK38nn:qUmnpomddpMOtEvwDpjjaYaQ8n

    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