Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-11-2024 16:58

General

  • Target

    8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe

  • Size

    777KB

  • MD5

    08d2ee7c3cead0986e3d6be9c7e89b63

  • SHA1

    83ed8ca1f6ebf71df3a0f111295012fcb893008d

  • SHA256

    8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9

  • SHA512

    40cd31f97fb93df6ae0d299afdd34c1480272f4826aa4d342e4be977a2f8f95f22f51e065163679594217c4445d4efac8661f3041bc44965a3f8a69415f9c829

  • SSDEEP

    24576:gmhCJVcWkoW1c6Sub7GqUxnxl+Iriqss6:sqFoW1c63G5ebI6

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\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe
    "C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1956
    • 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\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:628
    • C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe
      "C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.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:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1956-21-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1956-1-0x00000000001A0000-0x0000000000268000-memory.dmp

    Filesize

    800KB

  • memory/1956-2-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1956-3-0x0000000000390000-0x00000000003A2000-memory.dmp

    Filesize

    72KB

  • memory/1956-4-0x000000007487E000-0x000000007487F000-memory.dmp

    Filesize

    4KB

  • memory/1956-5-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1956-6-0x0000000005D40000-0x0000000005DCE000-memory.dmp

    Filesize

    568KB

  • memory/1956-0-0x000000007487E000-0x000000007487F000-memory.dmp

    Filesize

    4KB

  • memory/2688-23-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-27-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2688-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2688-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2688-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2688-22-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2688-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2688-20-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2688-26-0x0000000074870000-0x0000000074F5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB