Overview

overview

10

Static

static

10

2024-05-11...er.exe

windows7-x64

9

2024-05-11...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-11_39a4ba3598f0db72db0f7e6f2eca5908_cryptolocker

  • Size

    88KB

  • Sample

    240511-r5wv7sfb33

  • MD5

    39a4ba3598f0db72db0f7e6f2eca5908

  • SHA1

    c32780d5a05bcec883b20d4e1bb097250f3b933d

  • SHA256

    de6f2ed28b4de0bc5c6c6f72e20d64e678c275e7d4782bd06ccf6f38c87284ef

  • SHA512

    a75a35a30bbf1421b80cb74086af0ed66496988752dbd98287a09214eaee0fb25be9c0e0168ebc6fb5763f6a829aa810c986ef386c218bcb374d5ca1835b36c5

  • SSDEEP

    768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIODa:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgw

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-11_39a4ba3598f0db72db0f7e6f2eca5908_cryptolocker

    • Size

      88KB

    • MD5

      39a4ba3598f0db72db0f7e6f2eca5908

    • SHA1

      c32780d5a05bcec883b20d4e1bb097250f3b933d

    • SHA256

      de6f2ed28b4de0bc5c6c6f72e20d64e678c275e7d4782bd06ccf6f38c87284ef

    • SHA512

      a75a35a30bbf1421b80cb74086af0ed66496988752dbd98287a09214eaee0fb25be9c0e0168ebc6fb5763f6a829aa810c986ef386c218bcb374d5ca1835b36c5

    • SSDEEP

      768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIODa:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgw

    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