General

  • Target
    RMS RFQ#2110474566500464 202407231.docx.com.exe
  • Size 537KB
  • Sample240731-mdncjasepg
  • SHA256 fed0ecd2eaf8028eddfefd92b374bf515059a07daf18f30fb1e4faf9b1d4c3c2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      RMS RFQ#2110474566500464 202407231.docx.com.exe
    • Size 537KB
    • SHA256 fed0ecd2eaf8028eddfefd92b374bf515059a07daf18f30fb1e4faf9b1d4c3c2
    • MD5 SHA1 SHA512 SSDEEP
    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • 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

    • 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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Thaiens.Scr
    • Size 416KB
    • SHA256 b0d6688bfee97fb0d32b20434f85a71d80ba47311fe538c3d38547fdf7838af6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks