General

  • Target

    French Group.js

  • Size

    4KB

  • Sample

    240827-ggayqavgqh

  • MD5

    6ee09326b695eb925cb588f356f150b5

  • SHA1

    be4f216545675b93d29155448bd458ee7ac76cc4

  • SHA256

    0af34d9fcef61883a518db6237c7e6b969c21a0b2624b75062e19e7d02bc1120

  • SHA512

    0ba0035a9b89262aa2ac371baff07e2300658d7e8decfa57adeef70783c425a48197d8ed2f596e9df36519c563fd60fc54adc814b91b329b0426c6cb67ec1e8a

  • SSDEEP

    96:Boqd6varXgkeJPAGiWzL4X7ylKRUrX1/dR5AFHBWWQLTIH6HjUfuD:oPAGTzS7GKRUrX1/X5WWrLTIH6HjUuD

Malware Config

Extracted

Family

remcos

Botnet

Akpu idemili

C2

closen.kozow.com:2404

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-3WVVD0

  • 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

      French Group.js

    • Size

      4KB

    • MD5

      6ee09326b695eb925cb588f356f150b5

    • SHA1

      be4f216545675b93d29155448bd458ee7ac76cc4

    • SHA256

      0af34d9fcef61883a518db6237c7e6b969c21a0b2624b75062e19e7d02bc1120

    • SHA512

      0ba0035a9b89262aa2ac371baff07e2300658d7e8decfa57adeef70783c425a48197d8ed2f596e9df36519c563fd60fc54adc814b91b329b0426c6cb67ec1e8a

    • SSDEEP

      96:Boqd6varXgkeJPAGiWzL4X7ylKRUrX1/dR5AFHBWWQLTIH6HjUfuD:oPAGTzS7GKRUrX1/X5WWrLTIH6HjUuD

    • 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

    • Blocklisted process makes network request

    • 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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks