Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 14:05

General

  • Target

    859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2.exe

  • Size

    585KB

  • MD5

    dd3fba3f07cccaca8c79bcc64a2990d6

  • SHA1

    561ee5c2a12d3336cf9c997bc50fe75ef097cbc0

  • SHA256

    859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2

  • SHA512

    288a24d0f99e19bce4b63248a38456df39b82bb113bfa9359a108c6f90554394237480c452f3f80c22aa9470f81a226cad4173faf8fb1e0b8c1d9740fbd51b67

  • SSDEEP

    12288:IlYifTjl00g/LqWMw0tdjpBfXZ7z2cJlh9j01U9w7wAtxYRWoHn3+:HiN9gDH0JpNX1z2cJlCU9wwu

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2.exe
    "C:\Users\Admin\AppData\Local\Temp\859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2184
    • 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\859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2340
    • C:\Users\Admin\AppData\Local\Temp\859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2.exe
      "C:\Users\Admin\AppData\Local\Temp\859ce543eead04b946a2d77d7d2a9342cfdfad1698fef1d442cb51fe6429eef2.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2184-21-0x00000000749E0000-0x00000000750CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2184-1-0x00000000012D0000-0x0000000001368000-memory.dmp

    Filesize

    608KB

  • memory/2184-2-0x00000000749E0000-0x00000000750CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2184-3-0x0000000000A20000-0x0000000000A3A000-memory.dmp

    Filesize

    104KB

  • memory/2184-4-0x00000000008A0000-0x00000000008B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-5-0x0000000004EC0000-0x0000000004F32000-memory.dmp

    Filesize

    456KB

  • memory/2184-0-0x00000000749EE000-0x00000000749EF000-memory.dmp

    Filesize

    4KB

  • memory/2644-10-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-20-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-18-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-16-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2644-12-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-7-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-8-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB