General

  • Target

    2024-06-03_902b8a1b89afcf32338f316a3b53110b_cryptolocker

  • Size

    79KB

  • Sample

    240603-mm98nacg49

  • MD5

    902b8a1b89afcf32338f316a3b53110b

  • SHA1

    b533518162b28439f0d8730e6b2c2e529e5ed8fe

  • SHA256

    57cba19d72a1083a589bacd7b296f2b73dea429011897d880c46b889098e5a76

  • SHA512

    68303170a4c73413f68dbe7f329a9514f4fde187a0dd6d65235fbf9b5e8294f8b34fb64409cb96ce0752e674b3182a405150163fbaf1cc4c35a65cef2f760a64

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnV:T6a+rdOOtEvwDpjNtHPW

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-03_902b8a1b89afcf32338f316a3b53110b_cryptolocker

    • Size

      79KB

    • MD5

      902b8a1b89afcf32338f316a3b53110b

    • SHA1

      b533518162b28439f0d8730e6b2c2e529e5ed8fe

    • SHA256

      57cba19d72a1083a589bacd7b296f2b73dea429011897d880c46b889098e5a76

    • SHA512

      68303170a4c73413f68dbe7f329a9514f4fde187a0dd6d65235fbf9b5e8294f8b34fb64409cb96ce0752e674b3182a405150163fbaf1cc4c35a65cef2f760a64

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnV:T6a+rdOOtEvwDpjNtHPW

    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