General

  • Target

    06092024140005092024AMERICANGROUP.7z

  • Size

    1KB

  • Sample

    240906-t2s19axcla

  • MD5

    1fa25bbd281d2c59108d697b7ff78319

  • SHA1

    709709b2cc331f9c6877ccef10df66c2a071d194

  • SHA256

    1d503f8439839103192d3c1649cdfc1d52ee38e9c2a2a34e7a47d1c4310ffe1f

  • SHA512

    6b18c2be04eab8d16c492458798a39feed8292cfbdfd97d480b84af5c9c35ec440c5391b7f63281cd7905fcee7469f963abae1d2a107ded2e7a7072b9929295d

Malware Config

Extracted

Family

remcos

Botnet

ezeife

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-CDP1EM

  • 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

      AMERICAN GROUP.js

    • Size

      5KB

    • MD5

      5be88d052188df8add0940e02e81c7ba

    • SHA1

      f94e8408818fe5537653a25bc30dadd9dd1e274f

    • SHA256

      4858ae3bd1364f5c2246a46b84dc9abc15b1ea5ffc98a15dc5610b976042aea6

    • SHA512

      135e6707323d014de36ed1028ea7a5fd9ca4afcf15f8e5c65dc9bc8b22173f9990e71f1f7be1c693339df48cfb7e3fbc8c9b997b2901069334f4a605ed32c8b7

    • SSDEEP

      96:lkPtC7pMHzQL4hl0m5VqOM/C7yieEPjOQOUQ8CcZJEp6LWQPjwo47f:e879iUCFF9Q8Ccbj94r

    • 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.

    • Drops startup file

    • 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