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General

  • Target

    756373e13391ff9e67b3f58aa90abbac_JaffaCakes118

  • Size

    136KB

  • Sample

    240726-x47tzasglg

  • MD5

    756373e13391ff9e67b3f58aa90abbac

  • SHA1

    856d4cccff73f453a027506f9d203a218eedfd23

  • SHA256

    e11568333d719d347fa59527b13e3d1f2bde05fe4fd504d98ea50c74bea9720a

  • SHA512

    c3b9179069c013af62a12ecea0673f221d87dfdff0c8a207063073e908a3c412c9f162456290bc42619d29bdb6ae6707f9257c5cb9ca7740d230bb858fcc4ed1

  • SSDEEP

    1536:IoglLwBJgfDCW5TMavqjBKXi2le5CP60PwfMMPnouy8:Iogx4JDWdMoqjV7AP6wg/fout

Malware Config

Targets

    • Target

      756373e13391ff9e67b3f58aa90abbac_JaffaCakes118

    • Size

      136KB

    • MD5

      756373e13391ff9e67b3f58aa90abbac

    • SHA1

      856d4cccff73f453a027506f9d203a218eedfd23

    • SHA256

      e11568333d719d347fa59527b13e3d1f2bde05fe4fd504d98ea50c74bea9720a

    • SHA512

      c3b9179069c013af62a12ecea0673f221d87dfdff0c8a207063073e908a3c412c9f162456290bc42619d29bdb6ae6707f9257c5cb9ca7740d230bb858fcc4ed1

    • SSDEEP

      1536:IoglLwBJgfDCW5TMavqjBKXi2le5CP60PwfMMPnouy8:Iogx4JDWdMoqjV7AP6wg/fout

    • Modifies firewall policy service

    • Modifies security service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • UAC bypass

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks