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General

  • Target

    2024-05-27_1ccd3ef94200831188acb82d2cd7d8a2_cryptolocker

  • Size

    81KB

  • Sample

    240527-x5lccsgc43

  • MD5

    1ccd3ef94200831188acb82d2cd7d8a2

  • SHA1

    9b9bf0828674fc6bd232c58c43a03664cea04b03

  • SHA256

    e431612cfdc0fc44a910c6265ed78738208ff4f3a449c3600553c687099045a6

  • SHA512

    6d4238267345a1394f7b784983510ccce256df6a3833c40ce724b121aae4f7bfa467e73795e93deba08c67d3342269b7210e011a71a128a0c9444e5fef019787

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpSxO:zCsanOtEvwDpjv

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-27_1ccd3ef94200831188acb82d2cd7d8a2_cryptolocker

    • Size

      81KB

    • MD5

      1ccd3ef94200831188acb82d2cd7d8a2

    • SHA1

      9b9bf0828674fc6bd232c58c43a03664cea04b03

    • SHA256

      e431612cfdc0fc44a910c6265ed78738208ff4f3a449c3600553c687099045a6

    • SHA512

      6d4238267345a1394f7b784983510ccce256df6a3833c40ce724b121aae4f7bfa467e73795e93deba08c67d3342269b7210e011a71a128a0c9444e5fef019787

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpSxO:zCsanOtEvwDpjv

    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