Analysis

  • max time kernel
    146s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 02:47

General

  • Target

    97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.exe

  • Size

    723KB

  • MD5

    88398f906322ec15187390184b930a71

  • SHA1

    ad89392d4d6978bdcc006619848e6e66af945326

  • SHA256

    97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0

  • SHA512

    2fe7d3909297df4d90549a56b33949418e095c25808c70f8399f476146ba0ce9789499632264b995a0c86d06973934acf7e27fcae8ca3149129fb53400621fbd

  • SSDEEP

    12288:5c55OHTDPdDzp5Itu0m/ABN+ckfOV7hE1S6wD+vxhnhXdymEFWngluiRHr6QSXOP:5cXOPtzp54C/ABQTfINZcLXdNEFjNrLX

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 3 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 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.exe
    "C:\Users\Admin\AppData\Local\Temp\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.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:3176
    • 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\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4064
    • C:\Users\Admin\AppData\Local\Temp\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.exe
      "C:\Users\Admin\AppData\Local\Temp\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.exe"
      2⤵
        PID:2848
      • C:\Users\Admin\AppData\Local\Temp\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.exe
        "C:\Users\Admin\AppData\Local\Temp\97b8275d582b042ef248a2983905bb23280d609ba51393b7abd58fb7d94e9fd0.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:1180

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_enij3v3s.hr1.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1180-13-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1180-35-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/1180-62-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/1180-63-0x0000000006CD0000-0x0000000006E92000-memory.dmp

      Filesize

      1.8MB

    • memory/1180-64-0x0000000006B70000-0x0000000006BC0000-memory.dmp

      Filesize

      320KB

    • memory/1180-65-0x00000000073D0000-0x00000000078FC000-memory.dmp

      Filesize

      5.2MB

    • memory/1180-15-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3176-5-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3176-7-0x0000000005580000-0x0000000005598000-memory.dmp

      Filesize

      96KB

    • memory/3176-10-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3176-11-0x00000000079B0000-0x0000000007A3E000-memory.dmp

      Filesize

      568KB

    • memory/3176-12-0x000000000A1B0000-0x000000000A24C000-memory.dmp

      Filesize

      624KB

    • memory/3176-8-0x00000000055F0000-0x000000000560E000-memory.dmp

      Filesize

      120KB

    • memory/3176-16-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/3176-9-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

      Filesize

      4KB

    • memory/3176-6-0x0000000004AC0000-0x0000000004ACA000-memory.dmp

      Filesize

      40KB

    • memory/3176-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

      Filesize

      4KB

    • memory/3176-4-0x0000000004B10000-0x0000000004B86000-memory.dmp

      Filesize

      472KB

    • memory/3176-3-0x00000000049F0000-0x0000000004A82000-memory.dmp

      Filesize

      584KB

    • memory/3176-2-0x0000000004EB0000-0x0000000005454000-memory.dmp

      Filesize

      5.6MB

    • memory/3176-1-0x0000000000090000-0x000000000014A000-memory.dmp

      Filesize

      744KB

    • memory/4064-22-0x00000000056C0000-0x0000000005726000-memory.dmp

      Filesize

      408KB

    • memory/4064-51-0x0000000007090000-0x00000000070AA000-memory.dmp

      Filesize

      104KB

    • memory/4064-21-0x0000000004EA0000-0x0000000004EC2000-memory.dmp

      Filesize

      136KB

    • memory/4064-34-0x0000000005D50000-0x0000000005D6E000-memory.dmp

      Filesize

      120KB

    • memory/4064-23-0x0000000005730000-0x0000000005796000-memory.dmp

      Filesize

      408KB

    • memory/4064-36-0x00000000062B0000-0x00000000062FC000-memory.dmp

      Filesize

      304KB

    • memory/4064-37-0x0000000006D20000-0x0000000006D52000-memory.dmp

      Filesize

      200KB

    • memory/4064-38-0x0000000070970000-0x00000000709BC000-memory.dmp

      Filesize

      304KB

    • memory/4064-48-0x0000000006340000-0x000000000635E000-memory.dmp

      Filesize

      120KB

    • memory/4064-49-0x0000000006F60000-0x0000000007003000-memory.dmp

      Filesize

      652KB

    • memory/4064-50-0x00000000076E0000-0x0000000007D5A000-memory.dmp

      Filesize

      6.5MB

    • memory/4064-30-0x00000000057A0000-0x0000000005AF4000-memory.dmp

      Filesize

      3.3MB

    • memory/4064-52-0x0000000007100000-0x000000000710A000-memory.dmp

      Filesize

      40KB

    • memory/4064-53-0x0000000007310000-0x00000000073A6000-memory.dmp

      Filesize

      600KB

    • memory/4064-54-0x0000000007290000-0x00000000072A1000-memory.dmp

      Filesize

      68KB

    • memory/4064-55-0x00000000072C0000-0x00000000072CE000-memory.dmp

      Filesize

      56KB

    • memory/4064-56-0x00000000072D0000-0x00000000072E4000-memory.dmp

      Filesize

      80KB

    • memory/4064-57-0x00000000073D0000-0x00000000073EA000-memory.dmp

      Filesize

      104KB

    • memory/4064-58-0x00000000073B0000-0x00000000073B8000-memory.dmp

      Filesize

      32KB

    • memory/4064-61-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/4064-20-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/4064-19-0x0000000004F20000-0x0000000005548000-memory.dmp

      Filesize

      6.2MB

    • memory/4064-18-0x0000000074EC0000-0x0000000075670000-memory.dmp

      Filesize

      7.7MB

    • memory/4064-17-0x00000000047D0000-0x0000000004806000-memory.dmp

      Filesize

      216KB