General

  • Target

    JaffaCakes118_3224118b5814907ef48bc26dad0d2bc7

  • Size

    3.3MB

  • Sample

    250228-g3wsbatrs8

  • MD5

    3224118b5814907ef48bc26dad0d2bc7

  • SHA1

    8fb9a4eda0e1ce9093597aca84a119402a5dbeac

  • SHA256

    44d7c4b4420f4f8c90c05a9559f02bc6dbfcfa9eec47fb69e5a29e790bbd6d2b

  • SHA512

    1903314323bfdf804fe1c9d71952cd08e5d3a55c46fbc8d8d48cf1f312caa954298aaa1fe956d5eafb69cdcf3f2365cc5c3f68604fd6b142ce8960745333310c

  • SSDEEP

    98304:7JYXdAwP4unYP+0O8NPKDUDpQCOfCJ+N4dP5CVSBF:7JOOo8DDpS6Y4cY

Malware Config

Targets

    • Target

      JaffaCakes118_3224118b5814907ef48bc26dad0d2bc7

    • Size

      3.3MB

    • MD5

      3224118b5814907ef48bc26dad0d2bc7

    • SHA1

      8fb9a4eda0e1ce9093597aca84a119402a5dbeac

    • SHA256

      44d7c4b4420f4f8c90c05a9559f02bc6dbfcfa9eec47fb69e5a29e790bbd6d2b

    • SHA512

      1903314323bfdf804fe1c9d71952cd08e5d3a55c46fbc8d8d48cf1f312caa954298aaa1fe956d5eafb69cdcf3f2365cc5c3f68604fd6b142ce8960745333310c

    • SSDEEP

      98304:7JYXdAwP4unYP+0O8NPKDUDpQCOfCJ+N4dP5CVSBF:7JOOo8DDpS6Y4cY

    • Disables service(s)

    • RMS

      Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.

    • Rms family

    • Indicator Removal: Network Share Connection Removal

      Adversaries may remove share connections that are no longer useful in order to clean up traces of their operation.

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks