Analysis

  • max time kernel
    114s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 10:06

General

  • Target
    UPDATED SOA.exe
  • Size 840KB
  • Sample240229-l43dpseb52
  • SHA256 41aeef7e77c0898fa3183101a024b865a1f7df23834ea4adff7c52b8c669391b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.bulletproofprotections.com

  • Port

    587

  • Password

    pay2024password$$

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UPDATED SOA.exe
    "C:\Users\Admin\AppData\Local\Temp\UPDATED SOA.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4788
    • 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\UPDATED SOA.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3068
    • C:\Users\Admin\AppData\Local\Temp\UPDATED SOA.exe
      "C:\Users\Admin\AppData\Local\Temp\UPDATED SOA.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4748

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_0v54one4.sug.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0v54one4.sug.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/3068-51-0x0000000007150000-0x000000000716A000-memory.dmp

        memory/3068-48-0x0000000004920000-0x0000000004930000-memory.dmp

        memory/3068-62-0x00000000752C0000-0x0000000075A70000-memory.dmp

        memory/3068-58-0x0000000007470000-0x0000000007478000-memory.dmp

        memory/3068-57-0x0000000007490000-0x00000000074AA000-memory.dmp

        memory/3068-56-0x0000000007390000-0x00000000073A4000-memory.dmp

        memory/3068-55-0x0000000007380000-0x000000000738E000-memory.dmp

        memory/3068-54-0x0000000007350000-0x0000000007361000-memory.dmp

        memory/3068-53-0x00000000073D0000-0x0000000007466000-memory.dmp

        memory/3068-52-0x00000000071C0000-0x00000000071CA000-memory.dmp

        memory/3068-50-0x00000000077A0000-0x0000000007E1A000-memory.dmp

        memory/3068-49-0x0000000007000000-0x00000000070A3000-memory.dmp

        memory/3068-47-0x00000000063E0000-0x00000000063FE000-memory.dmp

        memory/3068-36-0x0000000006FB0000-0x0000000006FE2000-memory.dmp

        memory/3068-37-0x0000000071020000-0x000000007106C000-memory.dmp

        memory/3068-17-0x00000000752C0000-0x0000000075A70000-memory.dmp

        memory/3068-18-0x0000000004850000-0x0000000004886000-memory.dmp

        memory/3068-19-0x0000000004920000-0x0000000004930000-memory.dmp

        memory/3068-20-0x0000000004F60000-0x0000000005588000-memory.dmp

        memory/3068-21-0x0000000004D50000-0x0000000004D72000-memory.dmp

        memory/3068-32-0x0000000005960000-0x0000000005CB4000-memory.dmp

        memory/3068-35-0x000000007FC10000-0x000000007FC20000-memory.dmp

        memory/3068-22-0x0000000004EF0000-0x0000000004F56000-memory.dmp

        memory/3068-33-0x0000000005E20000-0x0000000005E3E000-memory.dmp

        memory/3068-34-0x0000000005E60000-0x0000000005EAC000-memory.dmp

        memory/4748-12-0x00000000752C0000-0x0000000075A70000-memory.dmp

        memory/4748-59-0x0000000006630000-0x0000000006680000-memory.dmp

        memory/4748-64-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

        memory/4748-14-0x0000000004F80000-0x0000000004FE6000-memory.dmp

        memory/4748-15-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

        memory/4748-63-0x00000000752C0000-0x0000000075A70000-memory.dmp

        memory/4748-11-0x0000000000400000-0x0000000000442000-memory.dmp

        memory/4788-9-0x0000000006650000-0x00000000066D2000-memory.dmp

        memory/4788-10-0x0000000010C90000-0x0000000010D2C000-memory.dmp

        memory/4788-2-0x00000000056F0000-0x0000000005C94000-memory.dmp

        memory/4788-8-0x0000000004B30000-0x0000000004B42000-memory.dmp

        memory/4788-7-0x00000000056E0000-0x00000000056EC000-memory.dmp

        memory/4788-6-0x0000000007CF0000-0x0000000007D0C000-memory.dmp

        memory/4788-5-0x0000000005100000-0x000000000510A000-memory.dmp

        memory/4788-4-0x00000000052F0000-0x0000000005300000-memory.dmp

        memory/4788-0-0x0000000000630000-0x0000000000704000-memory.dmp

        memory/4788-3-0x0000000005140000-0x00000000051D2000-memory.dmp

        memory/4788-1-0x00000000752C0000-0x0000000075A70000-memory.dmp

        memory/4788-16-0x00000000752C0000-0x0000000075A70000-memory.dmp