General

  • Target

    https://avalaunch-app.com

  • Sample

    220204-kcm92afhcr

Malware Config

Extracted

Family

remcos

Version

3.3.2 Pro

Botnet

Sys32

C2

157.90.1.54:4783

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

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Logs

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Sys-PVUZ63

  • 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

    notepad;solitaire;

Targets

    • Target

      https://avalaunch-app.com

    • Babadeda

      Babadeda is a crypter delivered as a legitimate installer and used to drop other malware families.

    • Babadeda Crypter

    • Remcos

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets service image path in registry

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

4
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Tasks