Analysis

  • max time kernel
    128s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 04:22

General

  • Target

    4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe

  • Size

    817KB

  • MD5

    907268cbf218e72fadc5518e995cd724

  • SHA1

    7e44655044d4af5100617ac497a1c53171976258

  • SHA256

    4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca

  • SHA512

    e395e09c9050ca962988edac1ad521c157ac16b0b5bb8720795d5acbdd40345acfaf9ec41cf60f67c402089642023f849bab6e2fd8964fcd8ecfcb435fe7d33f

  • SSDEEP

    24576:jRmJkcoQricOIQxiZY1iaxbUa7DZkRtJxx2h:QJZoQrbTFZY1iaxw0DZknJxO

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ksp-ljutomer.si
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    zQVxG9sSH7R3

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe
    "C:\Users\Admin\AppData\Local\Temp\4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\4a4ba7d3ee33b946c726769f6251c1adb4bfd6bc90e679ea3ae394c9117174ca.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2352
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 744
      2⤵
      • Program crash
      PID:3520
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2836 -ip 2836
    1⤵
      PID:3200

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2352-17-0x0000000073DDE000-0x0000000073DDF000-memory.dmp

      Filesize

      4KB

    • memory/2352-12-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2352-13-0x0000000073DDE000-0x0000000073DDF000-memory.dmp

      Filesize

      4KB

    • memory/2352-14-0x0000000005AB0000-0x0000000006054000-memory.dmp

      Filesize

      5.6MB

    • memory/2352-15-0x0000000005500000-0x000000000559C000-memory.dmp

      Filesize

      624KB

    • memory/2352-16-0x0000000073DD0000-0x0000000074580000-memory.dmp

      Filesize

      7.7MB

    • memory/2352-18-0x0000000073DD0000-0x0000000074580000-memory.dmp

      Filesize

      7.7MB

    • memory/2352-19-0x00000000067F0000-0x00000000069B2000-memory.dmp

      Filesize

      1.8MB

    • memory/2352-20-0x0000000006680000-0x00000000066D0000-memory.dmp

      Filesize

      320KB

    • memory/2352-21-0x0000000006EF0000-0x000000000741C000-memory.dmp

      Filesize

      5.2MB

    • memory/2352-22-0x0000000006A60000-0x0000000006AF2000-memory.dmp

      Filesize

      584KB

    • memory/2352-23-0x00000000069C0000-0x00000000069CA000-memory.dmp

      Filesize

      40KB

    • memory/2836-11-0x0000000004120000-0x0000000004320000-memory.dmp

      Filesize

      2.0MB