Analysis

  • max time kernel
    146s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2024 02:58

General

  • Target

    7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe

  • Size

    693KB

  • MD5

    58b8590e06f201dd50fc4cec7e1d4845

  • SHA1

    ea6bc1dd129d16849d2915af96fc96416c7a98f4

  • SHA256

    7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8

  • SHA512

    667d77629e0d0e3643c39f3c5d0a00e0d631c47c2b6c0a23102c69ca4f14ab83d75acfe5dd87d0f5fed2a221cab575d87a29ae466bd126f911633d5500859861

  • SSDEEP

    12288:0wAopWvkl5YzDVtBo7TtVBxjA/qRI5YVEwXM0t0MaezxA0p4aRs3tg/+EMyC:0wAUXl5mVkTnsEAYawXXt7vp4H+/9My

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 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\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.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:1968
    • 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\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3184
    • C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe
      "C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe"
      2⤵
        PID:380
      • C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.exe
        "C:\Users\Admin\AppData\Local\Temp\7a0524b3027134a2af262a9675f7277b5ce780128269b8492a5b4421e3629eb8.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:2648

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lzsyxxkh.53s.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1968-10-0x0000000009DC0000-0x0000000009E5C000-memory.dmp

      Filesize

      624KB

    • memory/1968-1-0x00000000001D0000-0x0000000000282000-memory.dmp

      Filesize

      712KB

    • memory/1968-3-0x0000000004CA0000-0x0000000004D32000-memory.dmp

      Filesize

      584KB

    • memory/1968-4-0x0000000004D40000-0x0000000004D4A000-memory.dmp

      Filesize

      40KB

    • memory/1968-5-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/1968-6-0x0000000007650000-0x0000000007662000-memory.dmp

      Filesize

      72KB

    • memory/1968-7-0x000000007466E000-0x000000007466F000-memory.dmp

      Filesize

      4KB

    • memory/1968-9-0x0000000007660000-0x00000000076EE000-memory.dmp

      Filesize

      568KB

    • memory/1968-0-0x000000007466E000-0x000000007466F000-memory.dmp

      Filesize

      4KB

    • memory/1968-2-0x00000000051B0000-0x0000000005754000-memory.dmp

      Filesize

      5.6MB

    • memory/1968-8-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/1968-15-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/2648-60-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/2648-63-0x0000000006CD0000-0x00000000071FC000-memory.dmp

      Filesize

      5.2MB

    • memory/2648-14-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/2648-62-0x0000000006450000-0x00000000064A0000-memory.dmp

      Filesize

      320KB

    • memory/2648-61-0x00000000065D0000-0x0000000006792000-memory.dmp

      Filesize

      1.8MB

    • memory/2648-64-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/2648-27-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/2648-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/3184-22-0x0000000005630000-0x0000000005696000-memory.dmp

      Filesize

      408KB

    • memory/3184-50-0x0000000007170000-0x000000000717A000-memory.dmp

      Filesize

      40KB

    • memory/3184-32-0x0000000005810000-0x0000000005B64000-memory.dmp

      Filesize

      3.3MB

    • memory/3184-33-0x0000000005DC0000-0x0000000005DDE000-memory.dmp

      Filesize

      120KB

    • memory/3184-34-0x0000000005E00000-0x0000000005E4C000-memory.dmp

      Filesize

      304KB

    • memory/3184-35-0x00000000063A0000-0x00000000063D2000-memory.dmp

      Filesize

      200KB

    • memory/3184-36-0x00000000701D0000-0x000000007021C000-memory.dmp

      Filesize

      304KB

    • memory/3184-46-0x00000000063E0000-0x00000000063FE000-memory.dmp

      Filesize

      120KB

    • memory/3184-47-0x0000000006FE0000-0x0000000007083000-memory.dmp

      Filesize

      652KB

    • memory/3184-48-0x0000000007740000-0x0000000007DBA000-memory.dmp

      Filesize

      6.5MB

    • memory/3184-49-0x00000000070F0000-0x000000000710A000-memory.dmp

      Filesize

      104KB

    • memory/3184-26-0x00000000056A0000-0x0000000005706000-memory.dmp

      Filesize

      408KB

    • memory/3184-51-0x0000000007370000-0x0000000007406000-memory.dmp

      Filesize

      600KB

    • memory/3184-52-0x00000000072F0000-0x0000000007301000-memory.dmp

      Filesize

      68KB

    • memory/3184-53-0x0000000007320000-0x000000000732E000-memory.dmp

      Filesize

      56KB

    • memory/3184-54-0x0000000007330000-0x0000000007344000-memory.dmp

      Filesize

      80KB

    • memory/3184-55-0x0000000007430000-0x000000000744A000-memory.dmp

      Filesize

      104KB

    • memory/3184-56-0x0000000007410000-0x0000000007418000-memory.dmp

      Filesize

      32KB

    • memory/3184-59-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/3184-19-0x0000000004E10000-0x0000000004E32000-memory.dmp

      Filesize

      136KB

    • memory/3184-18-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB

    • memory/3184-13-0x00000000024C0000-0x00000000024F6000-memory.dmp

      Filesize

      216KB

    • memory/3184-16-0x0000000004F90000-0x00000000055B8000-memory.dmp

      Filesize

      6.2MB

    • memory/3184-17-0x0000000074660000-0x0000000074E10000-memory.dmp

      Filesize

      7.7MB