General

  • Target

    b42012601023ac829ab3b568d2d99102

  • Size

    466KB

  • Sample

    220809-rne65abdgk

  • MD5

    b42012601023ac829ab3b568d2d99102

  • SHA1

    b87eea6cabd70792a76600352c620648a9c728d2

  • SHA256

    549fe9a927aac026017a15738e4e4f82ec626a4396472eed653095cbe760a79a

  • SHA512

    0d7a7ad3cde0e6d9dfa98667e349cab35b8e588329dd0b325c52e87a0ba3a19028b20cab7f34127809882de1e58b15ee37cd6afa23ef3bd69561721fc11de390

Malware Config

Extracted

Family

remcos

Botnet

msmpeng

C2

191.101.30.16:4444

securewebareaxxx.ddns.net:4444

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

    true

  • 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-TB4KIC

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    svchost

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      b42012601023ac829ab3b568d2d99102

    • Size

      466KB

    • MD5

      b42012601023ac829ab3b568d2d99102

    • SHA1

      b87eea6cabd70792a76600352c620648a9c728d2

    • SHA256

      549fe9a927aac026017a15738e4e4f82ec626a4396472eed653095cbe760a79a

    • SHA512

      0d7a7ad3cde0e6d9dfa98667e349cab35b8e588329dd0b325c52e87a0ba3a19028b20cab7f34127809882de1e58b15ee37cd6afa23ef3bd69561721fc11de390

    • AdWind

      A Java-based RAT family operated as malware-as-a-service.

    • Remcos

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

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks