Analysis

  • max time kernel
    121s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    21/08/2024, 06:59

General

  • Target

    New PO pdf.exe

  • Size

    2.4MB

  • MD5

    39d11d745478344b55a144218834f6b5

  • SHA1

    851e888d46735859f49872013354d27b5129b9b2

  • SHA256

    824f7a0f807faa6c6f1eec5f58291e9671a0f408595778bd699845b2656207ee

  • SHA512

    7ff11910b1fa3537fc8ec0e98ad7d081323a974dece55413431d1ec37aa5b1c959ddea39b02a8c7192df2856fa2d8353d919baefcefc76a5dc9bb31ee0654482

  • SSDEEP

    49152:5I/0Xh92X3FAOkoQgcK1/eVBOHpwIf0bOtW1sLjSfgcuBYp:aO2X33DLp98bObL2yup

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ingermint.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    yhMgQqK2

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).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New PO pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\New PO pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1916
    • 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:1180

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1180-9-0x0000000140000000-0x0000000140046000-memory.dmp

          Filesize

          280KB

        • memory/1916-4-0x000007FEF68AE000-0x000007FEF68AF000-memory.dmp

          Filesize

          4KB

        • memory/1916-5-0x000000001B6B0000-0x000000001B992000-memory.dmp

          Filesize

          2.9MB

        • memory/1916-6-0x0000000001E60000-0x0000000001E68000-memory.dmp

          Filesize

          32KB

        • memory/1916-7-0x000007FEF65F0000-0x000007FEF6F8D000-memory.dmp

          Filesize

          9.6MB

        • memory/1916-8-0x000007FEF65F0000-0x000007FEF6F8D000-memory.dmp

          Filesize

          9.6MB

        • memory/1916-12-0x000007FEF65F0000-0x000007FEF6F8D000-memory.dmp

          Filesize

          9.6MB

        • memory/1916-13-0x000007FEF65F0000-0x000007FEF6F8D000-memory.dmp

          Filesize

          9.6MB