General

  • Target

    orderspecification.pif.exe

  • Size

    862KB

  • Sample

    240917-n1t92a1epb

  • MD5

    32fdfac1be3eeb287976d70b621ba718

  • SHA1

    2dd9ced6021c1f1e8f772ead665e70ee4250c238

  • SHA256

    c1f36f8ad9a6360ed406ff3e84dd9b9a765e6edea3d9beb7e5c303230001fd13

  • SHA512

    a77441898821e5f84c860c05ea62357851330693d1566ff60ea47676efef0846e99192d1ba51d8a5569b2b93acf697eccb0ecf047ed17ab58a9453fd5af32cba

  • SSDEEP

    24576:PYZIth8N9PnPo2SxApB3x8uYU66U25BL:Pvth8N5Po2rpH8uYUOA

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

www.drechftankholding.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

    dfgh

  • mouse_option

    false

  • mutex

    Rmc-8J6PG9

  • 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

      orderspecification.pif.exe

    • Size

      862KB

    • MD5

      32fdfac1be3eeb287976d70b621ba718

    • SHA1

      2dd9ced6021c1f1e8f772ead665e70ee4250c238

    • SHA256

      c1f36f8ad9a6360ed406ff3e84dd9b9a765e6edea3d9beb7e5c303230001fd13

    • SHA512

      a77441898821e5f84c860c05ea62357851330693d1566ff60ea47676efef0846e99192d1ba51d8a5569b2b93acf697eccb0ecf047ed17ab58a9453fd5af32cba

    • SSDEEP

      24576:PYZIth8N9PnPo2SxApB3x8uYU66U25BL:Pvth8N5Po2rpH8uYUOA

    • 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.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks