Analysis

  • max time kernel
    147s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-01-2025 03:16

General

  • Target

    774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe

  • Size

    888KB

  • MD5

    10af07f922ab5c9b698eddb9531fbd1e

  • SHA1

    c45c8c070db6c4d010d94c3eac63cede05f2d54c

  • SHA256

    774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa

  • SHA512

    afa6917e8b6296eccde558cd9d2866ada22c8789d93222595fffd245256163449f2fd01fe91874ef683b04f1c27ba249cf81c0620127cee57523364467ad5078

  • SSDEEP

    12288:gzSggsik2jMBTI5G3LMm1POzWGtCJBjxGA1ZZBEshvUf/VjgDqApOIMoR:gzjZHLfPOKS0fZd0V0+DoR

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 11 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\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
    "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.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:996
    • 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\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4164
    • C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
      "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
      2⤵
        PID:3592
      • C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
        "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
        2⤵
          PID:1212
        • C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
          "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.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:3560

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fletm5z0.ys4.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/996-8-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

        Filesize

        4KB

      • memory/996-7-0x0000000005390000-0x00000000053AE000-memory.dmp

        Filesize

        120KB

      • memory/996-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp

        Filesize

        584KB

      • memory/996-4-0x0000000004D80000-0x0000000004D8A000-memory.dmp

        Filesize

        40KB

      • memory/996-9-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/996-6-0x00000000050C0000-0x000000000515C000-memory.dmp

        Filesize

        624KB

      • memory/996-2-0x00000000053D0000-0x0000000005974000-memory.dmp

        Filesize

        5.6MB

      • memory/996-1-0x00000000002B0000-0x0000000000394000-memory.dmp

        Filesize

        912KB

      • memory/996-5-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/996-10-0x00000000027E0000-0x000000000286E000-memory.dmp

        Filesize

        568KB

      • memory/996-0-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

        Filesize

        4KB

      • memory/996-50-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/3560-60-0x0000000006C40000-0x0000000006E02000-memory.dmp

        Filesize

        1.8MB

      • memory/3560-61-0x0000000006AC0000-0x0000000006B10000-memory.dmp

        Filesize

        320KB

      • memory/3560-46-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB

      • memory/3560-62-0x0000000007340000-0x000000000786C000-memory.dmp

        Filesize

        5.2MB

      • memory/4164-30-0x0000000005FF0000-0x000000000603C000-memory.dmp

        Filesize

        304KB

      • memory/4164-48-0x0000000007280000-0x000000000729A000-memory.dmp

        Filesize

        104KB

      • memory/4164-17-0x0000000004FB0000-0x0000000005016000-memory.dmp

        Filesize

        408KB

      • memory/4164-24-0x00000000058F0000-0x0000000005C44000-memory.dmp

        Filesize

        3.3MB

      • memory/4164-29-0x0000000005F60000-0x0000000005F7E000-memory.dmp

        Filesize

        120KB

      • memory/4164-16-0x0000000004F10000-0x0000000004F32000-memory.dmp

        Filesize

        136KB

      • memory/4164-31-0x0000000006520000-0x0000000006552000-memory.dmp

        Filesize

        200KB

      • memory/4164-43-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/4164-42-0x0000000006500000-0x000000000651E000-memory.dmp

        Filesize

        120KB

      • memory/4164-44-0x0000000006F60000-0x0000000007003000-memory.dmp

        Filesize

        652KB

      • memory/4164-32-0x000000006F5D0000-0x000000006F61C000-memory.dmp

        Filesize

        304KB

      • memory/4164-45-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/4164-47-0x00000000078C0000-0x0000000007F3A000-memory.dmp

        Filesize

        6.5MB

      • memory/4164-20-0x0000000005020000-0x0000000005086000-memory.dmp

        Filesize

        408KB

      • memory/4164-13-0x00000000050C0000-0x00000000056E8000-memory.dmp

        Filesize

        6.2MB

      • memory/4164-14-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/4164-51-0x00000000072F0000-0x00000000072FA000-memory.dmp

        Filesize

        40KB

      • memory/4164-52-0x0000000007500000-0x0000000007596000-memory.dmp

        Filesize

        600KB

      • memory/4164-53-0x0000000007480000-0x0000000007491000-memory.dmp

        Filesize

        68KB

      • memory/4164-54-0x00000000074B0000-0x00000000074BE000-memory.dmp

        Filesize

        56KB

      • memory/4164-55-0x00000000074C0000-0x00000000074D4000-memory.dmp

        Filesize

        80KB

      • memory/4164-56-0x00000000075C0000-0x00000000075DA000-memory.dmp

        Filesize

        104KB

      • memory/4164-57-0x00000000075A0000-0x00000000075A8000-memory.dmp

        Filesize

        32KB

      • memory/4164-59-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/4164-15-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB

      • memory/4164-11-0x00000000025B0000-0x00000000025E6000-memory.dmp

        Filesize

        216KB

      • memory/4164-12-0x0000000074D80000-0x0000000075530000-memory.dmp

        Filesize

        7.7MB