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General

  • Target

    2024-03-14_5b1952fa40ba7aa71bd5b757b7912841_cryptolocker

  • Size

    78KB

  • Sample

    240314-mmcbmaca92

  • MD5

    5b1952fa40ba7aa71bd5b757b7912841

  • SHA1

    7903cee7db6ce33d95f95e77d154eb0ccdd032bd

  • SHA256

    34ef0e22c2418e90a16c3e0fbd73d978ec3c27e2563fd9b6f953b3c1a13fcdf4

  • SHA512

    fd39d11e628a0ddf4af6aba07cd14da332d0350ad5490cd179b01b89c6d2395f2b716da6c27cb920785e234262864b48d8801d25d64529e6fadff27e1fc677e6

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qu:zCsanOtEvwDpji

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-14_5b1952fa40ba7aa71bd5b757b7912841_cryptolocker

    • Size

      78KB

    • MD5

      5b1952fa40ba7aa71bd5b757b7912841

    • SHA1

      7903cee7db6ce33d95f95e77d154eb0ccdd032bd

    • SHA256

      34ef0e22c2418e90a16c3e0fbd73d978ec3c27e2563fd9b6f953b3c1a13fcdf4

    • SHA512

      fd39d11e628a0ddf4af6aba07cd14da332d0350ad5490cd179b01b89c6d2395f2b716da6c27cb920785e234262864b48d8801d25d64529e6fadff27e1fc677e6

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qu:zCsanOtEvwDpji

    Score
    9/10
    • 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.

MITRE ATT&CK Enterprise v15

Tasks