Analysis

  • max time kernel
    66s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2024, 15:18

General

  • Target

    5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac.exe

  • Size

    764KB

  • MD5

    bc83d85989ca4b6b145c1ba7f383ef87

  • SHA1

    9081dce833554b73a3947714c2a3560b2410b619

  • SHA256

    5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac

  • SHA512

    970737589f6b351c0269a7dc277de356764d236bfe70aa251449527e60163fe3a1519bbdf9a8fd8a9b197b19448a1c2d93754b69924f4f0570222e3de355da20

  • SSDEEP

    12288:TmN6EPCLLWH+H9mP+B8GJzo9ppiN5WeGhJZZvwgh3yHs3NuY2d/jvIGc2t:TmN6EPgLVH9mP+5ubiNchsHs3NqVxt

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7346810434:AAEXSY3wDhIvNHI42oXOgp-AuGLwZWgKvmY/sendMessage?chat_id=5116181161

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.

  • 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 2 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 WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac.exe
    "C:\Users\Admin\AppData\Local\Temp\5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1360
    • 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\5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
    • C:\Users\Admin\AppData\Local\Temp\5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac.exe
      "C:\Users\Admin\AppData\Local\Temp\5d6e59de735aa24c42ef1e17b51af9a61333921fea22fabfc2be0d3f780f67ac.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1360-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

    Filesize

    4KB

  • memory/1360-1-0x0000000000B80000-0x0000000000C44000-memory.dmp

    Filesize

    784KB

  • memory/1360-2-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/1360-3-0x0000000000370000-0x000000000038A000-memory.dmp

    Filesize

    104KB

  • memory/1360-4-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

    Filesize

    4KB

  • memory/1360-5-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/1360-6-0x00000000003B0000-0x00000000003C0000-memory.dmp

    Filesize

    64KB

  • memory/1360-7-0x00000000059D0000-0x0000000005A5C000-memory.dmp

    Filesize

    560KB

  • memory/1360-22-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2876-16-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-20-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2876-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2876-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-21-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2876-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2876-25-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB

  • memory/2876-26-0x0000000073F80000-0x000000007466E000-memory.dmp

    Filesize

    6.9MB