General

  • Target

    NEAS.1f44771226b744bd8598eb3dd880faf0_JC.exe

  • Size

    112KB

  • Sample

    231103-g35p8adc6v

  • MD5

    1f44771226b744bd8598eb3dd880faf0

  • SHA1

    e612dce3d232240cc11a5198c6f93d50b67db2ab

  • SHA256

    ba2276ac216abdf8508c426db19f4edc9d7ae129868ef844f88f61949e74c465

  • SHA512

    f3624b10b7016721253c684b7eaa3b27b47672a95ddb76c5d4b0f513c121cb74a890bf3fb9a99cc3017998e3ed50bc330f8ab6f06bae8c666383919204a2746e

  • SSDEEP

    3072:CvBgUbfcsQvVqRlkM4OAD/KLznBuB2JA2Bj31fIf:oBgecsQvMRlkM4RD/qzMfU5If

Malware Config

Targets

    • Target

      NEAS.1f44771226b744bd8598eb3dd880faf0_JC.exe

    • Size

      112KB

    • MD5

      1f44771226b744bd8598eb3dd880faf0

    • SHA1

      e612dce3d232240cc11a5198c6f93d50b67db2ab

    • SHA256

      ba2276ac216abdf8508c426db19f4edc9d7ae129868ef844f88f61949e74c465

    • SHA512

      f3624b10b7016721253c684b7eaa3b27b47672a95ddb76c5d4b0f513c121cb74a890bf3fb9a99cc3017998e3ed50bc330f8ab6f06bae8c666383919204a2746e

    • SSDEEP

      3072:CvBgUbfcsQvVqRlkM4OAD/KLznBuB2JA2Bj31fIf:oBgecsQvMRlkM4RD/qzMfU5If

    • Modifies WinLogon for persistence

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Disables RegEdit via registry modification

    • Modifies AppInit DLL entries

    • Sets file execution options in registry

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • 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.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks