Analysis

  • max time kernel
    135s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-11-2024 07:42

General

  • Target

    d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.exe

  • Size

    783KB

  • MD5

    4f80565082ea4d95d933decf9cd50c61

  • SHA1

    2830f9d5f41bbecd2ae105ed0b9a8d49327c8594

  • SHA256

    d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3

  • SHA512

    9dcdae5c7a5b4181ade738884e208508bf317742ca2be0726716aa71236670a50dae2bec947b3fcc12cfc85c756810f18a9f403de4eb428b4a73a4759037f227

  • SSDEEP

    24576:cmCJVCABws3ok2B3KE0cZICs/dZvo7sK:cJ0ABsB1P0wICsVIs

Malware Config

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
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.exe
    "C:\Users\Admin\AppData\Local\Temp\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.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:1196
    • 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\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3392
    • C:\Users\Admin\AppData\Local\Temp\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.exe
      "C:\Users\Admin\AppData\Local\Temp\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.exe"
      2⤵
        PID:3424
      • C:\Users\Admin\AppData\Local\Temp\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.exe
        "C:\Users\Admin\AppData\Local\Temp\d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3.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:3428

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0zdalmtf.zq1.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1196-1-0x00000000007D0000-0x000000000089A000-memory.dmp

      Filesize

      808KB

    • memory/1196-2-0x00000000057D0000-0x0000000005D74000-memory.dmp

      Filesize

      5.6MB

    • memory/1196-3-0x00000000052C0000-0x0000000005352000-memory.dmp

      Filesize

      584KB

    • memory/1196-4-0x0000000005400000-0x000000000549C000-memory.dmp

      Filesize

      624KB

    • memory/1196-5-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/1196-6-0x00000000052A0000-0x00000000052AA000-memory.dmp

      Filesize

      40KB

    • memory/1196-7-0x0000000005620000-0x0000000005632000-memory.dmp

      Filesize

      72KB

    • memory/1196-8-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

      Filesize

      4KB

    • memory/1196-9-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/1196-10-0x00000000086A0000-0x000000000872E000-memory.dmp

      Filesize

      568KB

    • memory/1196-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

      Filesize

      4KB

    • memory/1196-14-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3392-51-0x0000000007240000-0x000000000724A000-memory.dmp

      Filesize

      40KB

    • memory/3392-37-0x0000000070800000-0x000000007084C000-memory.dmp

      Filesize

      304KB

    • memory/3392-16-0x0000000005010000-0x0000000005638000-memory.dmp

      Filesize

      6.2MB

    • memory/3392-17-0x0000000004ED0000-0x0000000004EF2000-memory.dmp

      Filesize

      136KB

    • memory/3392-18-0x00000000057B0000-0x0000000005816000-memory.dmp

      Filesize

      408KB

    • memory/3392-20-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3392-21-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3392-19-0x0000000005820000-0x0000000005886000-memory.dmp

      Filesize

      408KB

    • memory/3392-22-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3392-60-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3392-29-0x0000000005890000-0x0000000005BE4000-memory.dmp

      Filesize

      3.3MB

    • memory/3392-33-0x0000000005EB0000-0x0000000005ECE000-memory.dmp

      Filesize

      120KB

    • memory/3392-57-0x00000000074F0000-0x00000000074F8000-memory.dmp

      Filesize

      32KB

    • memory/3392-35-0x0000000006340000-0x000000000638C000-memory.dmp

      Filesize

      304KB

    • memory/3392-36-0x0000000006490000-0x00000000064C2000-memory.dmp

      Filesize

      200KB

    • memory/3392-15-0x0000000004900000-0x0000000004936000-memory.dmp

      Filesize

      216KB

    • memory/3392-47-0x0000000006470000-0x000000000648E000-memory.dmp

      Filesize

      120KB

    • memory/3392-48-0x0000000006E80000-0x0000000006F23000-memory.dmp

      Filesize

      652KB

    • memory/3392-49-0x0000000007820000-0x0000000007E9A000-memory.dmp

      Filesize

      6.5MB

    • memory/3392-50-0x00000000071D0000-0x00000000071EA000-memory.dmp

      Filesize

      104KB

    • memory/3392-56-0x0000000007510000-0x000000000752A000-memory.dmp

      Filesize

      104KB

    • memory/3392-52-0x0000000007450000-0x00000000074E6000-memory.dmp

      Filesize

      600KB

    • memory/3392-53-0x00000000073D0000-0x00000000073E1000-memory.dmp

      Filesize

      68KB

    • memory/3392-54-0x0000000007400000-0x000000000740E000-memory.dmp

      Filesize

      56KB

    • memory/3392-55-0x0000000007410000-0x0000000007424000-memory.dmp

      Filesize

      80KB

    • memory/3428-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/3428-34-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3428-13-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3428-61-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3428-62-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3428-63-0x0000000006CB0000-0x0000000006E72000-memory.dmp

      Filesize

      1.8MB

    • memory/3428-64-0x0000000006B40000-0x0000000006B90000-memory.dmp

      Filesize

      320KB