Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 01:31

General

  • Target

    442e91cc6ce49f245c3580c3b1b073466c83ea954239c0440ea5704796356928.exe

  • Size

    1012KB

  • MD5

    55814557bfc6685e517304c4ea52a5c2

  • SHA1

    8a57b789c2a67b2f371b9b30bccf4545f60f6e23

  • SHA256

    442e91cc6ce49f245c3580c3b1b073466c83ea954239c0440ea5704796356928

  • SHA512

    80fc102f21aaf304fdb33e3eb3e4318541f3e70c14b8a95a2455284d0f294522ad888178556d785cf2e28a622a11c1921add64087a309b8a6dc551bde505b1cd

  • SSDEEP

    12288:RKWutRvP9f55k285170PlvGpv4B5UemwOKCNyx5ZMDooZp6nHB3Ld6ettCFoEc9W:RK7RHX5xiKvGdgWZ2sZEx6eckhS

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.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • 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).

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\442e91cc6ce49f245c3580c3b1b073466c83ea954239c0440ea5704796356928.exe
    "C:\Users\Admin\AppData\Local\Temp\442e91cc6ce49f245c3580c3b1b073466c83ea954239c0440ea5704796356928.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3128
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\heCLzWogkeJIUS.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4220
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\heCLzWogkeJIUS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8AA7.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:1796
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3060

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2oaygzgt.l2b.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmp8AA7.tmp

          Filesize

          1KB

          MD5

          35edff861f5fbc4c2ecf7f7e8b222dd3

          SHA1

          f81cab65aec1758d9ed0d00dc99ccc95e18fe3c8

          SHA256

          0302e217385c27115e199cda84ba9a88a0477deefd153d412dbc4ca1d50c66ca

          SHA512

          9cfeaaf72fce95c7dde7b7cfbae805986cfcdf6375fa84ef2316e7b2046ab6c121a91664e580472e86632c524f8953d7390560643ba7c7f3c4d7932e3d9f3f3c

        • memory/3060-34-0x0000026579620000-0x0000026579670000-memory.dmp

          Filesize

          320KB

        • memory/3060-33-0x000002657A440000-0x000002657A602000-memory.dmp

          Filesize

          1.8MB

        • memory/3060-15-0x0000000140000000-0x0000000140046000-memory.dmp

          Filesize

          280KB

        • memory/3128-19-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB

        • memory/3128-0-0x00007FFD99B73000-0x00007FFD99B75000-memory.dmp

          Filesize

          8KB

        • memory/3128-7-0x0000000001790000-0x00000000017A4000-memory.dmp

          Filesize

          80KB

        • memory/3128-8-0x000000001DBE0000-0x000000001DC68000-memory.dmp

          Filesize

          544KB

        • memory/3128-5-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB

        • memory/3128-1-0x0000000000D30000-0x0000000000E30000-memory.dmp

          Filesize

          1024KB

        • memory/3128-4-0x00007FFD99B73000-0x00007FFD99B75000-memory.dmp

          Filesize

          8KB

        • memory/3128-2-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB

        • memory/3128-3-0x00000000017B0000-0x00000000017D4000-memory.dmp

          Filesize

          144KB

        • memory/3128-6-0x000000001C9E0000-0x000000001C9F6000-memory.dmp

          Filesize

          88KB

        • memory/4220-20-0x0000026AD88D0000-0x0000026AD88F2000-memory.dmp

          Filesize

          136KB

        • memory/4220-18-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB

        • memory/4220-32-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB

        • memory/4220-16-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB

        • memory/4220-14-0x00007FFD99B70000-0x00007FFD9A631000-memory.dmp

          Filesize

          10.8MB