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General

  • Target

    Specification-Glycyrrhetic Acid 3-O-Glucuronide.exe

  • Size

    926KB

  • Sample

    240328-p6xg1sfg67

  • MD5

    a5116c0a496d4b011dd2afc12147d1b2

  • SHA1

    967e37264a5e0982b21b267211f9c5ccdc1662cf

  • SHA256

    98b668f7457089866b6364c672e8dd35b12a24899eb80fdfcfc2a5aab8d9aa5b

  • SHA512

    1d1922b3cbd0bc2e3e85ce0e787f63819a8f0a76286f58d590fecc3d5753cf78fe17ce3ecf8253117189a8f994e4b7b167aca394721bf3f1acd708f2702ffe87

  • SSDEEP

    24576:8cKhi13lO4V99LzjUdKc7dJ3iPOgrNiFj2+:NKE1hLzjA7Z8Piz

Malware Config

Extracted

Family

remcos

Botnet

JONS

C2

172.245.208.13:4445

Attributes
  • audio_folder

    MicRecords

  • 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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-R7QS5C

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Specification-Glycyrrhetic Acid 3-O-Glucuronide.exe

    • Size

      926KB

    • MD5

      a5116c0a496d4b011dd2afc12147d1b2

    • SHA1

      967e37264a5e0982b21b267211f9c5ccdc1662cf

    • SHA256

      98b668f7457089866b6364c672e8dd35b12a24899eb80fdfcfc2a5aab8d9aa5b

    • SHA512

      1d1922b3cbd0bc2e3e85ce0e787f63819a8f0a76286f58d590fecc3d5753cf78fe17ce3ecf8253117189a8f994e4b7b167aca394721bf3f1acd708f2702ffe87

    • SSDEEP

      24576:8cKhi13lO4V99LzjUdKc7dJ3iPOgrNiFj2+:NKE1hLzjA7Z8Piz

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks