Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-11-2024 02:10

General

  • Target

    5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf.exe

  • Size

    619KB

  • MD5

    67fb76e6f8689dfe10b8a2c8125a1c99

  • SHA1

    1d5888f6e93edc8e10ace872ebfc5c6dd84065b8

  • SHA256

    5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf

  • SHA512

    a9bf33ae61670786dc376bebaf2a79e3f62c5cc0be46f48346166995c6f465643d28f426db8da36150ef4ed3797eb6e7fa73ed0fa659324f3cb619bf5e9d5e5d

  • SSDEEP

    12288:q+mbcP9Nn3KG1HO2U2leTbtilHjxzlcP7FhMQsC6dHcnR2dMstiZJpNGz5dFgMF5:qV4P9B3KMHfDkZilHjc8CMHvd/tiZJ

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    polar.argondns.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    r_z3nttsB1+u

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf.exe
    "C:\Users\Admin\AppData\Local\Temp\5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4892
    • C:\Users\Admin\AppData\Local\Temp\5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf.exe
      "{path}"
      2⤵
        PID:728
      • C:\Users\Admin\AppData\Local\Temp\5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:4644
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          PID:1528

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\5787a3ab58641ddee9522f5dd92b78f0faa3f6e6e0e95747aa7f061ec21c06cf.exe.log

      Filesize

      496B

      MD5

      7baa6583f69f63f7230df9bf98448356

      SHA1

      fe9eb85b57192362da704a3c130377fe83862320

      SHA256

      a632504621b4cac1d5ba5465c7ad9b30f3d036e9838682506782124a211bed4f

      SHA512

      0e72541791281c0fdac1f5fc6beea0b9eb8766b2a386aecb92cb8a44e5b59b7114c79194393ddeff957ffe86021a311caed7ce2731b863d97ad441870efbc051

    • memory/4644-3-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/4644-6-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4644-8-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4644-9-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4644-10-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4644-11-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4644-12-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4892-0-0x00000000749C2000-0x00000000749C3000-memory.dmp

      Filesize

      4KB

    • memory/4892-1-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4892-2-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/4892-7-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB