General

  • Target
    rFACTURA25-00897.exe
  • Size 580KB
  • Sample250930-rbdsjaxxe1
  • SHA256 966fae15977591dcc0cbb59722997dcc6093e56c4de02f5b20644c4dfe05d2ea
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vipkeylogger

Credentials

Targets

    • Target
      rFACTURA25-00897.exe
    • Size 580KB
    • SHA256 966fae15977591dcc0cbb59722997dcc6093e56c4de02f5b20644c4dfe05d2ea
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • 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
    Score
    3/10
    • Target
      $PLUGINSDIR/nsDialogs.dll
    • Size 9KB
    • SHA256 1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks