Analysis

  • max time kernel
    52s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/07/2023, 13:34

General

  • Target
    a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe
  • Size 722KB
  • Sample230705-qt3zpseb7z
  • SHA256 a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot6247740573:AAHAmMj-kBEG9PYC4DG80Vta7hJKf5XumfE/

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe
    "C:\Users\Admin\AppData\Local\Temp\a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Users\Admin\AppData\Local\Temp\a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe
      "C:\Users\Admin\AppData\Local\Temp\a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4944

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a47fe52ddf99991ca438cee2924f95abc69f2951f8bb4e52d7d12340e6ab8e1f.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        memory/4764-139-0x0000000008880000-0x000000000891C000-memory.dmp

        memory/4764-135-0x0000000005960000-0x00000000059F2000-memory.dmp

        memory/4764-136-0x0000000005920000-0x0000000005930000-memory.dmp

        memory/4764-137-0x0000000005A20000-0x0000000005A2A000-memory.dmp

        memory/4764-138-0x0000000005920000-0x0000000005930000-memory.dmp

        memory/4764-133-0x0000000000F10000-0x0000000000FCA000-memory.dmp

        memory/4764-134-0x0000000006040000-0x00000000065E4000-memory.dmp

        memory/4944-140-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/4944-143-0x00000000056B0000-0x0000000005716000-memory.dmp

        memory/4944-144-0x00000000057C0000-0x00000000057D0000-memory.dmp

        memory/4944-145-0x0000000006490000-0x00000000064E0000-memory.dmp

        memory/4944-146-0x00000000066B0000-0x0000000006872000-memory.dmp

        memory/4944-147-0x00000000057C0000-0x00000000057D0000-memory.dmp