Analysis

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

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2025 05:57

General

  • Target

    eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.exe

  • Size

    782KB

  • MD5

    fde82d1738dc1dea67549d767ca3d510

  • SHA1

    448bbbe0820a399bb1953e8ed44134c369e0e95c

  • SHA256

    eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1

  • SHA512

    4998fd5d3ec20407c3be9cf07d46380767ab1884c0be47c7758119553a55b6a617f800649afd8a6e1dd3f40476ae3fe366492c34c649b19117fad2b1ee5d1d08

  • SSDEEP

    12288:9KFt+u3/jtxxFrmKiaLVmq76G4BraIAzbMOy9wFZBWgD8kZc+ino:9uXrWRaLEE6GqWXKwFZMOCf

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\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.exe
    "C:\Users\Admin\AppData\Local\Temp\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.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:2616
    • 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\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4844
    • C:\Users\Admin\AppData\Local\Temp\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.exe
      "C:\Users\Admin\AppData\Local\Temp\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.exe"
      2⤵
        PID:2692
      • C:\Users\Admin\AppData\Local\Temp\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.exe
        "C:\Users\Admin\AppData\Local\Temp\eeaf38c14ff27a1c50d173c3ce5c5803517d8015cf1e6d777c0eaad1eead4af1.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:116

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z2ll3bwl.xwg.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/116-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/116-61-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/116-20-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/116-62-0x0000000006610000-0x00000000067D2000-memory.dmp

      Filesize

      1.8MB

    • memory/116-63-0x00000000064A0000-0x00000000064F0000-memory.dmp

      Filesize

      320KB

    • memory/116-64-0x0000000006D10000-0x000000000723C000-memory.dmp

      Filesize

      5.2MB

    • memory/116-65-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/116-12-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/2616-5-0x0000000004EB0000-0x0000000004EBA000-memory.dmp

      Filesize

      40KB

    • memory/2616-10-0x0000000002730000-0x00000000027BE000-memory.dmp

      Filesize

      568KB

    • memory/2616-9-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/2616-8-0x000000007526E000-0x000000007526F000-memory.dmp

      Filesize

      4KB

    • memory/2616-7-0x00000000062B0000-0x00000000062CE000-memory.dmp

      Filesize

      120KB

    • memory/2616-6-0x00000000051E0000-0x000000000527C000-memory.dmp

      Filesize

      624KB

    • memory/2616-4-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/2616-3-0x0000000004F30000-0x0000000004FC2000-memory.dmp

      Filesize

      584KB

    • memory/2616-2-0x00000000054E0000-0x0000000005A84000-memory.dmp

      Filesize

      5.6MB

    • memory/2616-17-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/2616-1-0x00000000003F0000-0x00000000004B8000-memory.dmp

      Filesize

      800KB

    • memory/2616-0-0x000000007526E000-0x000000007526F000-memory.dmp

      Filesize

      4KB

    • memory/4844-22-0x0000000005950000-0x00000000059B6000-memory.dmp

      Filesize

      408KB

    • memory/4844-52-0x0000000007620000-0x00000000076B6000-memory.dmp

      Filesize

      600KB

    • memory/4844-21-0x0000000005130000-0x0000000005152000-memory.dmp

      Filesize

      136KB

    • memory/4844-33-0x0000000005A30000-0x0000000005D84000-memory.dmp

      Filesize

      3.3MB

    • memory/4844-34-0x0000000006060000-0x000000000607E000-memory.dmp

      Filesize

      120KB

    • memory/4844-35-0x00000000060B0000-0x00000000060FC000-memory.dmp

      Filesize

      304KB

    • memory/4844-37-0x0000000070CE0000-0x0000000070D2C000-memory.dmp

      Filesize

      304KB

    • memory/4844-36-0x00000000071F0000-0x0000000007222000-memory.dmp

      Filesize

      200KB

    • memory/4844-47-0x0000000007230000-0x000000000724E000-memory.dmp

      Filesize

      120KB

    • memory/4844-48-0x0000000007260000-0x0000000007303000-memory.dmp

      Filesize

      652KB

    • memory/4844-49-0x00000000079E0000-0x000000000805A000-memory.dmp

      Filesize

      6.5MB

    • memory/4844-50-0x00000000073A0000-0x00000000073BA000-memory.dmp

      Filesize

      104KB

    • memory/4844-51-0x0000000007410000-0x000000000741A000-memory.dmp

      Filesize

      40KB

    • memory/4844-28-0x00000000059C0000-0x0000000005A26000-memory.dmp

      Filesize

      408KB

    • memory/4844-53-0x00000000075A0000-0x00000000075B1000-memory.dmp

      Filesize

      68KB

    • memory/4844-54-0x00000000075D0000-0x00000000075DE000-memory.dmp

      Filesize

      56KB

    • memory/4844-55-0x00000000075E0000-0x00000000075F4000-memory.dmp

      Filesize

      80KB

    • memory/4844-56-0x00000000076E0000-0x00000000076FA000-memory.dmp

      Filesize

      104KB

    • memory/4844-57-0x00000000076C0000-0x00000000076C8000-memory.dmp

      Filesize

      32KB

    • memory/4844-60-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-16-0x00000000051B0000-0x00000000057D8000-memory.dmp

      Filesize

      6.2MB

    • memory/4844-19-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-18-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-15-0x0000000075260000-0x0000000075A10000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-14-0x00000000026D0000-0x0000000002706000-memory.dmp

      Filesize

      216KB