Analysis

  • max time kernel
    114s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2023, 07:24

General

  • Target
    Para Transferi Bilgilendirmesi-Dekont 04.exe
  • Size 212KB
  • Sample230401-h8elnagf63
  • SHA256 0498df7766a9d0baf201351f7bd8a2914dbbfb95c8d13a514f53c894e3a47b05
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5947903340:AAGwrx6AH8fIoMQeBa5HDgsc3Ce_i6Zbfek/

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Para Transferi Bilgilendirmesi-Dekont 04.exe
    "C:\Users\Admin\AppData\Local\Temp\Para Transferi Bilgilendirmesi-Dekont 04.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4344

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1180-133-0x0000019A888D0000-0x0000019A88904000-memory.dmp

        memory/4344-134-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/4344-136-0x0000000005FB0000-0x0000000006554000-memory.dmp

        memory/4344-137-0x0000000005920000-0x0000000005986000-memory.dmp

        memory/4344-138-0x00000000058A0000-0x00000000058B0000-memory.dmp

        memory/4344-139-0x00000000070B0000-0x0000000007142000-memory.dmp

        memory/4344-140-0x0000000006E70000-0x0000000006E7A000-memory.dmp

        memory/4344-141-0x0000000007300000-0x0000000007350000-memory.dmp

        memory/4344-142-0x0000000007560000-0x0000000007722000-memory.dmp

        memory/4344-143-0x00000000058A0000-0x00000000058B0000-memory.dmp