General

  • Target

    JaffaCakes118_55ab4ea1700f5770386e06db324f99990b6f2ca42dc339f167c52567226d72f3

  • Size

    238KB

  • Sample

    241224-r6ctqaznek

  • MD5

    35f9cfb5aa8bbc185b3461e3aef129ab

  • SHA1

    020be8206e4ae134f2a23b9c7cd2a4f1e5e63c54

  • SHA256

    55ab4ea1700f5770386e06db324f99990b6f2ca42dc339f167c52567226d72f3

  • SHA512

    acb5aab934ed6b371b17301c5d9203eb20b5465e6ea097f11ef4bc70a97b0ad6a5df095222cc83b4589ce0f92b820384004c2d7cd2336bac8d03d413c86ab7ed

  • SSDEEP

    6144:l0BW7hRIsq1EzccIg3PygjeN7ITsq7igavwVf:l0Y7hRIsqocS3Pyg279

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_55ab4ea1700f5770386e06db324f99990b6f2ca42dc339f167c52567226d72f3

    • Size

      238KB

    • MD5

      35f9cfb5aa8bbc185b3461e3aef129ab

    • SHA1

      020be8206e4ae134f2a23b9c7cd2a4f1e5e63c54

    • SHA256

      55ab4ea1700f5770386e06db324f99990b6f2ca42dc339f167c52567226d72f3

    • SHA512

      acb5aab934ed6b371b17301c5d9203eb20b5465e6ea097f11ef4bc70a97b0ad6a5df095222cc83b4589ce0f92b820384004c2d7cd2336bac8d03d413c86ab7ed

    • SSDEEP

      6144:l0BW7hRIsq1EzccIg3PygjeN7ITsq7igavwVf:l0Y7hRIsqocS3Pyg279

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks