Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/06/2023, 06:38

General

  • Target
    SecuriteInfo.com.Win32.PWSX-gen.24120.29781.exe
  • Size 418KB
  • Sample230622-hd2spsch62
  • SHA256 b5e595f70f317fc0c3916b7f0294681db744ec05ab7013cfb770c1f656018c8e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.redseatransportuae.com

  • Port

    587

  • Password

    method10@10

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Drops startup file 2 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
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24120.29781.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24120.29781.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24120.29781.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\anydesk.exe.exe'
      2⤵
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1948
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24120.29781.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24120.29781.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4260

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_op1phhop.bn3.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_op1phhop.bn3.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/548-134-0x0000000005690000-0x0000000005C34000-memory.dmp

        memory/548-135-0x0000000005180000-0x0000000005212000-memory.dmp

        memory/548-136-0x0000000005390000-0x000000000542C000-memory.dmp

        memory/548-155-0x0000000005290000-0x00000000052AE000-memory.dmp

        memory/548-154-0x0000000005430000-0x00000000054A6000-memory.dmp

        memory/548-133-0x0000000000720000-0x0000000000790000-memory.dmp

        memory/548-139-0x00000000052E0000-0x00000000052F0000-memory.dmp

        memory/1948-140-0x0000000002B00000-0x0000000002B10000-memory.dmp

        memory/1948-161-0x00000000069C0000-0x00000000069DA000-memory.dmp

        memory/1948-143-0x0000000005E00000-0x0000000005E66000-memory.dmp

        memory/1948-144-0x0000000005EA0000-0x0000000005F06000-memory.dmp

        memory/1948-141-0x0000000002B00000-0x0000000002B10000-memory.dmp

        memory/1948-138-0x0000000005560000-0x0000000005B88000-memory.dmp

        memory/1948-137-0x0000000004EF0000-0x0000000004F26000-memory.dmp

        memory/1948-156-0x0000000006540000-0x000000000655E000-memory.dmp

        memory/1948-162-0x0000000006A10000-0x0000000006A32000-memory.dmp

        memory/1948-142-0x0000000005510000-0x0000000005532000-memory.dmp

        memory/1948-160-0x0000000007530000-0x00000000075C6000-memory.dmp

        memory/4260-159-0x0000000005250000-0x0000000005260000-memory.dmp

        memory/4260-157-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/4260-165-0x0000000005250000-0x0000000005260000-memory.dmp

        memory/4260-166-0x0000000006B60000-0x0000000006B6A000-memory.dmp

        memory/4260-167-0x0000000006DA0000-0x0000000006DF0000-memory.dmp

        memory/4260-168-0x0000000007100000-0x00000000072C2000-memory.dmp