Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-01-2025 03:16

General

  • Target

    774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe

  • Size

    888KB

  • MD5

    10af07f922ab5c9b698eddb9531fbd1e

  • SHA1

    c45c8c070db6c4d010d94c3eac63cede05f2d54c

  • SHA256

    774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa

  • SHA512

    afa6917e8b6296eccde558cd9d2866ada22c8789d93222595fffd245256163449f2fd01fe91874ef683b04f1c27ba249cf81c0620127cee57523364467ad5078

  • SSDEEP

    12288:gzSggsik2jMBTI5G3LMm1POzWGtCJBjxGA1ZZBEshvUf/VjgDqApOIMoR:gzjZHLfPOKS0fZd0V0+DoR

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.

  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
    "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2096
    • 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\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2264
    • C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
      "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
      2⤵
        PID:2688
      • C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe
        "C:\Users\Admin\AppData\Local\Temp\774b328fd5904bd0a7d3954bf9321948b43dcc3091db995c27fe47e360d2b7aa.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2968

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2096-0-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

      Filesize

      4KB

    • memory/2096-1-0x0000000000020000-0x0000000000104000-memory.dmp

      Filesize

      912KB

    • memory/2096-2-0x0000000073FE0000-0x00000000746CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2096-3-0x0000000000720000-0x000000000073E000-memory.dmp

      Filesize

      120KB

    • memory/2096-4-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

      Filesize

      4KB

    • memory/2096-5-0x0000000073FE0000-0x00000000746CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2096-6-0x0000000000680000-0x000000000070E000-memory.dmp

      Filesize

      568KB

    • memory/2096-21-0x0000000073FE0000-0x00000000746CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2968-9-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2968-18-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2968-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2968-19-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2968-15-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2968-13-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2968-20-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2968-11-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB