Analysis

  • max time kernel
    121s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2024 10:02

General

  • Target

    PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe

  • Size

    782KB

  • MD5

    028368ea164039476410d99a0c255171

  • SHA1

    b0a6c175ad5d3af65ba65909a6f063d0623547de

  • SHA256

    61fd5fdd2ecbc361f332c4e23255a0eb6b2fb6f1d3a45403b5248a41185ffa5f

  • SHA512

    694941ee1fde12dc831bd41b3c7ed6a6273a90cc061db67ad62c6d765732f1cd7d8585e93ca6036a197193af764f557af77128d078bb81d359cf7f895a1f46c7

  • SSDEEP

    24576:LqIeesFjCNxpIt6PS0G7P1AKy45Vf27pjI:WBeu2xpY7P/y43f27pj

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 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe
    "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2100
    • 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\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1380
    • C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.exe
      "C:\Users\Admin\AppData\Local\Temp\PF-1124-0018- TTR-ASP1 .. 20 adet 0191621.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:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2100-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

    Filesize

    4KB

  • memory/2100-1-0x0000000000E70000-0x0000000000F3A000-memory.dmp

    Filesize

    808KB

  • memory/2100-2-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB

  • memory/2100-3-0x0000000000450000-0x0000000000468000-memory.dmp

    Filesize

    96KB

  • memory/2100-4-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

    Filesize

    4KB

  • memory/2100-5-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB

  • memory/2100-6-0x0000000000D80000-0x0000000000E0E000-memory.dmp

    Filesize

    568KB

  • memory/2100-23-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB

  • memory/2624-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-16-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-18-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2624-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-19-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB

  • memory/2624-22-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB

  • memory/2624-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2624-24-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB

  • memory/2624-25-0x0000000074E90000-0x000000007557E000-memory.dmp

    Filesize

    6.9MB