Analysis

  • max time kernel
    135s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    18/10/2021, 10:57

General

  • Target
    Order_0182PDF.exe
  • Size 457KB
  • Sample211018-m19t2sedam
  • SHA256 2728be4adab2d8fb44d7b076c1beace4142d2996d72b0f2af0f27d7aa9133505
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot1968500169:AAHyFfTHMojfg0XGRFraaMexoQIFtILzuxU/sendDocument

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • 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\Order_0182PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Order_0182PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Users\Admin\AppData\Local\Temp\Order_0182PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\Order_0182PDF.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3244

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2268-122-0x00000000053F0000-0x00000000053F8000-memory.dmp

        memory/2268-117-0x0000000005460000-0x0000000005461000-memory.dmp

        memory/2268-119-0x0000000004F40000-0x0000000004F41000-memory.dmp

        memory/2268-120-0x0000000004F60000-0x000000000545E000-memory.dmp

        memory/2268-121-0x0000000007460000-0x0000000007461000-memory.dmp

        memory/2268-115-0x0000000000690000-0x0000000000691000-memory.dmp

        memory/2268-123-0x0000000007760000-0x00000000077B8000-memory.dmp

        memory/2268-118-0x0000000005000000-0x0000000005001000-memory.dmp

        memory/3244-124-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3244-131-0x0000000004D00000-0x00000000051FE000-memory.dmp

        memory/3244-132-0x0000000005150000-0x0000000005151000-memory.dmp

        memory/3244-133-0x00000000059F0000-0x00000000059F1000-memory.dmp

        memory/3244-136-0x0000000004D00000-0x00000000051FE000-memory.dmp