Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    13/05/2022, 22:37

General

  • Target
    SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe
  • Size 660KB
  • Sample220513-2jsa1afagl
  • SHA256 6099e48acdfc2f116c21d55e3aff1a1b7bc0d4c5841ee5506f762cd66935ca2e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    webmail.active.by

  • Port

    587

  • Password

    QWErty654321

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    webmail.active.by

  • Port

    587

  • Password

    QWErty654321

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 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\SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3136
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1528
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
    1⤵
      PID:4352

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Trojan.GenericKD.39649730.16343.exe.log
          • Size 1KB
          • SHA256 bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
          • MD5 SHA1 SHA512

          memory/1528-137-0x0000000000400000-0x000000000043A000-memory.dmp

          memory/1528-139-0x0000000006760000-0x00000000067B0000-memory.dmp

          memory/3136-130-0x0000000000980000-0x0000000000A2C000-memory.dmp

          memory/3136-131-0x0000000005A30000-0x0000000005FD4000-memory.dmp

          memory/3136-132-0x00000000053D0000-0x0000000005462000-memory.dmp

          memory/3136-133-0x0000000005480000-0x000000000548A000-memory.dmp

          memory/3136-134-0x0000000008BE0000-0x0000000008C7C000-memory.dmp

          memory/3136-135-0x0000000009260000-0x00000000092C6000-memory.dmp