Analysis

  • max time kernel
    121s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26/02/2025, 04:04

General

  • Target

    8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb.exe

  • Size

    903KB

  • MD5

    38031f96c7d473b3983b2ebee3bea4da

  • SHA1

    caf072e0231ff27bdb6cda56e8827f16701e5260

  • SHA256

    8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb

  • SHA512

    2541fa8a67fc5b7af7d0cf46399207603cab7d6e09ef9fdbb9573262f9c660bc3f825ec919847a1c905ffd073ae56d7980ba1260ad794f58d3b9508ee739c1c8

  • SSDEEP

    12288:5dOWSuneCyT2+gGSulAcbFYTph89ubLV+Y1mYtY+sxbfcgJK5eBKCe0BRv8iwBbT:rDnefNblIbL33tY+iEgJK5ew+kND

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7761905719:AAFoSgeBxg11MjKK1qWCOx87Kommp_rrKRk/sendMessage?chat_id=7319393351

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 10 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\8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb.exe
    "C:\Users\Admin\AppData\Local\Temp\8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1664
    • 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\8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2960
    • C:\Users\Admin\AppData\Local\Temp\8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb.exe
      "C:\Users\Admin\AppData\Local\Temp\8e5bf344843fe1296726970d4ca68f6c6d64b57140b4c3f31887c044cdcaedeb.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:2968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1664-0-0x000000007468E000-0x000000007468F000-memory.dmp

    Filesize

    4KB

  • memory/1664-1-0x00000000002D0000-0x00000000003B4000-memory.dmp

    Filesize

    912KB

  • memory/1664-2-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/1664-3-0x0000000000810000-0x0000000000828000-memory.dmp

    Filesize

    96KB

  • memory/1664-4-0x000000007468E000-0x000000007468F000-memory.dmp

    Filesize

    4KB

  • memory/1664-5-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/1664-6-0x00000000047E0000-0x000000000486E000-memory.dmp

    Filesize

    568KB

  • memory/1664-21-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2968-22-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

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

    Filesize

    288KB

  • memory/2968-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

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

    Filesize

    288KB

  • memory/2968-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2968-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

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

    Filesize

    288KB

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

    Filesize

    288KB

  • memory/2968-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2968-23-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2968-26-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2968-27-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB