General

  • Target

    RFQ-Order_Sheet#43254363-Sept-21_signed-copy.exe

  • Size

    774KB

  • Sample

    210908-g6n7mshbap

  • MD5

    68038cd6686e726c8d5fcfdf5b62d37a

  • SHA1

    3540f781ed5720b4d3a71f964e6e5142748fb182

  • SHA256

    b70ee93e9f63d90785264d45dae48012a1d00b92f63c21ccae0f5d2003c00554

  • SHA512

    58af96f1b666552f6bea4fac6bbb94215da373090ff6f027ddaa214f4625aa720d76f2455d3cb30c7ee585e6f6b695ebaf52f1e556dc4bcf2413043412609351

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

septttt

C2

204.44.86.179:49151

123qwegus.duckdns.org:49151

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-ZXIQGD

  • 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

      RFQ-Order_Sheet#43254363-Sept-21_signed-copy.exe

    • Size

      774KB

    • MD5

      68038cd6686e726c8d5fcfdf5b62d37a

    • SHA1

      3540f781ed5720b4d3a71f964e6e5142748fb182

    • SHA256

      b70ee93e9f63d90785264d45dae48012a1d00b92f63c21ccae0f5d2003c00554

    • SHA512

      58af96f1b666552f6bea4fac6bbb94215da373090ff6f027ddaa214f4625aa720d76f2455d3cb30c7ee585e6f6b695ebaf52f1e556dc4bcf2413043412609351

    • Remcos

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

    • suricata: ET MALWARE Remocs 3.x Unencrypted Checkin

      suricata: ET MALWARE Remocs 3.x Unencrypted Checkin

    • suricata: ET MALWARE Remocs 3.x Unencrypted Server Response

      suricata: ET MALWARE Remocs 3.x Unencrypted Server Response

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Tasks