Analysis

  • max time kernel
    93s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-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.

  • 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 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⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1724
    • 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:2812
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\heCLzWogkeJIUS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB5F.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2972
    • 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:2692

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpFB5F.tmp

          Filesize

          1KB

          MD5

          b55d93313dea77b435092135a169685f

          SHA1

          d5fed6ea31e146b7d396b4cc540ebd6350e34ba0

          SHA256

          d4db72bd061ef5738b30f45112a933183870d35a708a90993114ea746c2dd876

          SHA512

          c0012f1a6f128ea91a870dd1d3548935ddb65f9f8718b7aed92e94e284c08681abcd8c728912bf25979d6a7930c05a116b227972e9dda0dd94fb3808a3aec841

        • memory/1724-10-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

          Filesize

          9.9MB

        • memory/1724-1-0x0000000000B90000-0x0000000000C90000-memory.dmp

          Filesize

          1024KB

        • memory/1724-3-0x00000000005F0000-0x0000000000614000-memory.dmp

          Filesize

          144KB

        • memory/1724-0-0x000007FEF5CD3000-0x000007FEF5CD4000-memory.dmp

          Filesize

          4KB

        • memory/1724-5-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

          Filesize

          9.9MB

        • memory/1724-6-0x0000000000720000-0x0000000000736000-memory.dmp

          Filesize

          88KB

        • memory/1724-7-0x0000000000610000-0x0000000000624000-memory.dmp

          Filesize

          80KB

        • memory/1724-8-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

          Filesize

          9.9MB

        • memory/1724-2-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

          Filesize

          9.9MB

        • memory/1724-9-0x000000001AE30000-0x000000001AEB8000-memory.dmp

          Filesize

          544KB

        • memory/1724-4-0x000007FEF5CD3000-0x000007FEF5CD4000-memory.dmp

          Filesize

          4KB

        • memory/1724-30-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

          Filesize

          9.9MB

        • memory/2692-27-0x0000000140000000-0x0000000140046000-memory.dmp

          Filesize

          280KB

        • memory/2692-24-0x0000000140000000-0x0000000140046000-memory.dmp

          Filesize

          280KB

        • memory/2692-23-0x0000000140000000-0x0000000140046000-memory.dmp

          Filesize

          280KB

        • memory/2692-20-0x0000000140000000-0x0000000140046000-memory.dmp

          Filesize

          280KB

        • memory/2692-26-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

          Filesize

          4KB

        • memory/2812-29-0x000000001B620000-0x000000001B902000-memory.dmp

          Filesize

          2.9MB

        • memory/2812-31-0x0000000002720000-0x0000000002728000-memory.dmp

          Filesize

          32KB