Analysis

  • max time kernel
    130s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-10-2024 01:11

General

  • Target

    2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe

  • Size

    730KB

  • MD5

    07188bef748562cde18f2b77f76bae94

  • SHA1

    70f3fddd3fb0030e4e7422a41d560374c463e1dc

  • SHA256

    2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395

  • SHA512

    fab75b7746af8b04bda1361737d47e33bb770be79872830722bf4affe2231d222c01032f73f48d92268027a20e0eb230c7c8ff3a94b6813b2ce4dd445e6ddf94

  • SSDEEP

    12288:EYkhMOoltiJE75jOnBtT/6YDr33baequP3y5Mg1YHJGtG3r8Ru4ZiOQkx:EYkh5oDiJftTDzagPfg2pGtQr87Zr

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.

  • 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\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe
    "C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.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:2796
    • 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\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3800
    • C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe
      "C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe"
      2⤵
        PID:872
      • C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe
        "C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.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:1728

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uulgtuot.wgh.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1728-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1728-28-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/1728-61-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/1728-62-0x0000000006B00000-0x0000000006CC2000-memory.dmp

      Filesize

      1.8MB

    • memory/1728-63-0x00000000069A0000-0x00000000069F0000-memory.dmp

      Filesize

      320KB

    • memory/1728-64-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/1728-13-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/2796-5-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/2796-9-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/2796-10-0x0000000008B80000-0x0000000008C0A000-memory.dmp

      Filesize

      552KB

    • memory/2796-8-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

      Filesize

      4KB

    • memory/2796-7-0x00000000054B0000-0x00000000054CC000-memory.dmp

      Filesize

      112KB

    • memory/2796-14-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/2796-6-0x00000000053A0000-0x000000000543C000-memory.dmp

      Filesize

      624KB

    • memory/2796-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

      Filesize

      4KB

    • memory/2796-4-0x0000000005110000-0x000000000511A000-memory.dmp

      Filesize

      40KB

    • memory/2796-3-0x0000000005150000-0x00000000051E2000-memory.dmp

      Filesize

      584KB

    • memory/2796-2-0x0000000005700000-0x0000000005CA4000-memory.dmp

      Filesize

      5.6MB

    • memory/2796-1-0x0000000000650000-0x000000000070C000-memory.dmp

      Filesize

      752KB

    • memory/3800-29-0x0000000006340000-0x0000000006694000-memory.dmp

      Filesize

      3.3MB

    • memory/3800-51-0x0000000007CF0000-0x0000000007CFA000-memory.dmp

      Filesize

      40KB

    • memory/3800-19-0x0000000005990000-0x00000000059B2000-memory.dmp

      Filesize

      136KB

    • memory/3800-20-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/3800-21-0x0000000005AB0000-0x0000000005B16000-memory.dmp

      Filesize

      408KB

    • memory/3800-34-0x0000000006960000-0x000000000697E000-memory.dmp

      Filesize

      120KB

    • memory/3800-35-0x0000000006990000-0x00000000069DC000-memory.dmp

      Filesize

      304KB

    • memory/3800-36-0x0000000006F30000-0x0000000006F62000-memory.dmp

      Filesize

      200KB

    • memory/3800-37-0x00000000706C0000-0x000000007070C000-memory.dmp

      Filesize

      304KB

    • memory/3800-47-0x0000000006F10000-0x0000000006F2E000-memory.dmp

      Filesize

      120KB

    • memory/3800-48-0x0000000007980000-0x0000000007A23000-memory.dmp

      Filesize

      652KB

    • memory/3800-49-0x00000000082D0000-0x000000000894A000-memory.dmp

      Filesize

      6.5MB

    • memory/3800-50-0x0000000007C80000-0x0000000007C9A000-memory.dmp

      Filesize

      104KB

    • memory/3800-22-0x0000000005BA0000-0x0000000005C06000-memory.dmp

      Filesize

      408KB

    • memory/3800-52-0x0000000007F00000-0x0000000007F96000-memory.dmp

      Filesize

      600KB

    • memory/3800-53-0x0000000007E80000-0x0000000007E91000-memory.dmp

      Filesize

      68KB

    • memory/3800-54-0x0000000007EB0000-0x0000000007EBE000-memory.dmp

      Filesize

      56KB

    • memory/3800-55-0x0000000007EC0000-0x0000000007ED4000-memory.dmp

      Filesize

      80KB

    • memory/3800-56-0x0000000007FC0000-0x0000000007FDA000-memory.dmp

      Filesize

      104KB

    • memory/3800-57-0x0000000007FA0000-0x0000000007FA8000-memory.dmp

      Filesize

      32KB

    • memory/3800-60-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/3800-17-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/3800-18-0x0000000005C10000-0x0000000006238000-memory.dmp

      Filesize

      6.2MB

    • memory/3800-16-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/3800-15-0x0000000003070000-0x00000000030A6000-memory.dmp

      Filesize

      216KB