General

  • Target

    ac54e815c731ab52c0c57a4433ac428b_JaffaCakes118

  • Size

    926KB

  • Sample

    240819-yg2j4swfpq

  • MD5

    ac54e815c731ab52c0c57a4433ac428b

  • SHA1

    10ecbc642ce6b8dd8b912088c1643627fb2467af

  • SHA256

    610aec487270d875f4c6a5fb4f128d636f817a36e40dc4db55c52505258d785f

  • SHA512

    db5b6b7da532e07f8a7129ea33084eb721bf855fa2fd5542b395e1dcf87e37b21446caaf8f4435a623ed12e9718548b7c146f6a3af6f627ad6b9523b8b801732

  • SSDEEP

    12288:KfULlQY6hJA/AXa03mZnf1pcbWVVVPFCMf/M/cFW+Ws+IdXOfwrJVQCK8sPjBUDo:1pQBrzi1pLLdRHM0FAs+iefwbKAT

Malware Config

Extracted

Family

remcos

Version

3.1.0 Pro

Botnet

RemoteHost

C2

berryttttiere.duckdns.org:6553

asddskfjjer.duckdns.org:6553

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-Q3VG56

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      ac54e815c731ab52c0c57a4433ac428b_JaffaCakes118

    • Size

      926KB

    • MD5

      ac54e815c731ab52c0c57a4433ac428b

    • SHA1

      10ecbc642ce6b8dd8b912088c1643627fb2467af

    • SHA256

      610aec487270d875f4c6a5fb4f128d636f817a36e40dc4db55c52505258d785f

    • SHA512

      db5b6b7da532e07f8a7129ea33084eb721bf855fa2fd5542b395e1dcf87e37b21446caaf8f4435a623ed12e9718548b7c146f6a3af6f627ad6b9523b8b801732

    • SSDEEP

      12288:KfULlQY6hJA/AXa03mZnf1pcbWVVVPFCMf/M/cFW+Ws+IdXOfwrJVQCK8sPjBUDo:1pQBrzi1pLLdRHM0FAs+iefwbKAT

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks