General

  • Target
    Fatura.exe
  • Size 664KB
  • Sample260309-kr9ftacs7j
  • SHA256 c301f73e763173ccfec4bef1df2f9ea35e5d483cded5bc6d87813bb0df53d1c8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    webmail.intecsa.pe

  • Port

    587

  • Password

    Intecsa!23

Extracted

Family
  • vipkeylogger

Credentials

Targets

    • Target
      Fatura.exe
    • Size 664KB
    • SHA256 c301f73e763173ccfec4bef1df2f9ea35e5d483cded5bc6d87813bb0df53d1c8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks