Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 09:57

General

  • Target

    PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe

  • Size

    782KB

  • MD5

    028368ea164039476410d99a0c255171

  • SHA1

    b0a6c175ad5d3af65ba65909a6f063d0623547de

  • SHA256

    61fd5fdd2ecbc361f332c4e23255a0eb6b2fb6f1d3a45403b5248a41185ffa5f

  • SHA512

    694941ee1fde12dc831bd41b3c7ed6a6273a90cc061db67ad62c6d765732f1cd7d8585e93ca6036a197193af764f557af77128d078bb81d359cf7f895a1f46c7

  • SSDEEP

    24576:LqIeesFjCNxpIt6PS0G7P1AKy45Vf27pjI:WBeu2xpY7P/y43f27pj

Malware Config

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe
    "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4344
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:216
    • C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe
      "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
      2⤵
        PID:3640
      • C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe
        "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
        2⤵
          PID:4152
        • C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe
          "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:3112

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pqw3cyeg.oqn.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/216-51-0x0000000007AF0000-0x0000000007B86000-memory.dmp

        Filesize

        600KB

      • memory/216-49-0x0000000007870000-0x000000000788A000-memory.dmp

        Filesize

        104KB

      • memory/216-26-0x0000000005E70000-0x0000000005ED6000-memory.dmp

        Filesize

        408KB

      • memory/216-27-0x0000000005F50000-0x0000000005FB6000-memory.dmp

        Filesize

        408KB

      • memory/216-59-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/216-56-0x0000000007B90000-0x0000000007B98000-memory.dmp

        Filesize

        32KB

      • memory/216-55-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

        Filesize

        104KB

      • memory/216-54-0x0000000007AB0000-0x0000000007AC4000-memory.dmp

        Filesize

        80KB

      • memory/216-53-0x0000000007AA0000-0x0000000007AAE000-memory.dmp

        Filesize

        56KB

      • memory/216-52-0x0000000007A70000-0x0000000007A81000-memory.dmp

        Filesize

        68KB

      • memory/216-50-0x00000000078E0000-0x00000000078EA000-memory.dmp

        Filesize

        40KB

      • memory/216-34-0x0000000006570000-0x00000000065BC000-memory.dmp

        Filesize

        304KB

      • memory/216-48-0x0000000007EC0000-0x000000000853A000-memory.dmp

        Filesize

        6.5MB

      • memory/216-15-0x0000000002C40000-0x0000000002C76000-memory.dmp

        Filesize

        216KB

      • memory/216-16-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/216-32-0x00000000060C0000-0x0000000006414000-memory.dmp

        Filesize

        3.3MB

      • memory/216-47-0x0000000007750000-0x00000000077F3000-memory.dmp

        Filesize

        652KB

      • memory/216-19-0x0000000005DD0000-0x0000000005DF2000-memory.dmp

        Filesize

        136KB

      • memory/216-46-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

        Filesize

        120KB

      • memory/216-20-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/216-36-0x0000000070480000-0x00000000704CC000-memory.dmp

        Filesize

        304KB

      • memory/216-35-0x0000000006B10000-0x0000000006B42000-memory.dmp

        Filesize

        200KB

      • memory/216-18-0x00000000056A0000-0x0000000005CC8000-memory.dmp

        Filesize

        6.2MB

      • memory/216-33-0x0000000006540000-0x000000000655E000-memory.dmp

        Filesize

        120KB

      • memory/3112-13-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/3112-11-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB

      • memory/3112-62-0x0000000006CE0000-0x0000000006D30000-memory.dmp

        Filesize

        320KB

      • memory/3112-63-0x0000000007540000-0x0000000007A6C000-memory.dmp

        Filesize

        5.2MB

      • memory/3112-17-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/3112-61-0x0000000006E40000-0x0000000007002000-memory.dmp

        Filesize

        1.8MB

      • memory/3112-60-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/4344-10-0x000000000C4C0000-0x000000000C55C000-memory.dmp

        Filesize

        624KB

      • memory/4344-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

        Filesize

        4KB

      • memory/4344-4-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/4344-9-0x0000000008F00000-0x0000000008F8E000-memory.dmp

        Filesize

        568KB

      • memory/4344-8-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/4344-7-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

        Filesize

        4KB

      • memory/4344-6-0x00000000078C0000-0x00000000078D8000-memory.dmp

        Filesize

        96KB

      • memory/4344-5-0x0000000002B10000-0x0000000002B1A000-memory.dmp

        Filesize

        40KB

      • memory/4344-2-0x0000000007B50000-0x00000000080F4000-memory.dmp

        Filesize

        5.6MB

      • memory/4344-14-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/4344-3-0x0000000007680000-0x0000000007712000-memory.dmp

        Filesize

        584KB

      • memory/4344-1-0x0000000000720000-0x00000000007EA000-memory.dmp

        Filesize

        808KB