General

  • Target

    kiQazVVhiseOPPw.exe

  • Size

    985KB

  • Sample

    240826-wxjywsyamh

  • MD5

    b772bcef555593a381361860371e6764

  • SHA1

    25d12d87ef49d4f24e78fa04d9e1686643b6e515

  • SHA256

    8599006c1e34bc121bf1951de8c55cba1479b4497f2b2075f6c0db88d5a78f25

  • SHA512

    7056ed05ef4d856217887783f02336e594bcd3341ea95cd8b9908ae903850f0c55347c6899505b4ec27e9e2d949e7fb0409d114d586318f7ede2c4caa24964e2

  • SSDEEP

    24576:s1re+6BzpmYr3XF3i/esVgunqmzj2o41bYrgnp9Hxa:sNe+66PGsVPq2ebYrgp9H0

Malware Config

Extracted

Family

remcos

Botnet

AUG 26

C2

sungito2.ddns.net:6509

154.216.19.222:5532

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-LXAZN2

  • 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

      kiQazVVhiseOPPw.exe

    • Size

      985KB

    • MD5

      b772bcef555593a381361860371e6764

    • SHA1

      25d12d87ef49d4f24e78fa04d9e1686643b6e515

    • SHA256

      8599006c1e34bc121bf1951de8c55cba1479b4497f2b2075f6c0db88d5a78f25

    • SHA512

      7056ed05ef4d856217887783f02336e594bcd3341ea95cd8b9908ae903850f0c55347c6899505b4ec27e9e2d949e7fb0409d114d586318f7ede2c4caa24964e2

    • SSDEEP

      24576:s1re+6BzpmYr3XF3i/esVgunqmzj2o41bYrgnp9Hxa:sNe+66PGsVPq2ebYrgp9H0

    • Remcos

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks