Analysis

  • max time kernel
    134s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/02/2024, 08:12

General

  • Target
    PO_#1109273.exe
  • Size 816KB
  • Sample240205-j3vlcsdcgq
  • SHA256 7ab5b0d0820c0e94d5d37d3a30a4ecdbc4eca681f4d48307d9b556bbadb8e0f3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.crane-eletronics.com

  • Port

    587

  • Password

    !rRcoXv3

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 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.

  • 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\PO_#1109273.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_#1109273.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1772
    • 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\PO_#1109273.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4024
    • C:\Users\Admin\AppData\Local\Temp\PO_#1109273.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_#1109273.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2272

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        PO_#1109273.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO_#1109273.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        __PSScriptPolicyTest_hw1pz2ly.5eg.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hw1pz2ly.5eg.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/1772-10-0x0000000006B20000-0x0000000006BA4000-memory.dmp

        memory/1772-15-0x00000000749E0000-0x0000000075190000-memory.dmp

        memory/1772-4-0x0000000004B90000-0x0000000004BA0000-memory.dmp

        memory/1772-5-0x0000000004BA0000-0x0000000004BAA000-memory.dmp

        memory/1772-6-0x0000000004E40000-0x0000000004EDC000-memory.dmp

        memory/1772-7-0x0000000004E10000-0x0000000004E24000-memory.dmp

        memory/1772-8-0x0000000005020000-0x000000000502A000-memory.dmp

        memory/1772-9-0x00000000051C0000-0x00000000051CE000-memory.dmp

        memory/1772-0-0x0000000000200000-0x00000000002D2000-memory.dmp

        memory/1772-1-0x00000000749E0000-0x0000000075190000-memory.dmp

        memory/1772-2-0x0000000005220000-0x00000000057C4000-memory.dmp

        memory/1772-3-0x0000000004BB0000-0x0000000004C42000-memory.dmp

        memory/2272-16-0x0000000005020000-0x0000000005030000-memory.dmp

        memory/2272-14-0x00000000749E0000-0x0000000075190000-memory.dmp

        memory/2272-17-0x0000000004FA0000-0x0000000005006000-memory.dmp

        memory/2272-66-0x0000000005020000-0x0000000005030000-memory.dmp

        memory/2272-65-0x00000000749E0000-0x0000000075190000-memory.dmp

        memory/2272-64-0x0000000006040000-0x0000000006090000-memory.dmp

        memory/2272-11-0x0000000000400000-0x0000000000442000-memory.dmp

        memory/4024-23-0x0000000005980000-0x00000000059A2000-memory.dmp

        memory/4024-52-0x00000000082B0000-0x000000000892A000-memory.dmp

        memory/4024-24-0x0000000005B20000-0x0000000005B86000-memory.dmp

        memory/4024-20-0x0000000005CB0000-0x00000000062D8000-memory.dmp

        memory/4024-34-0x00000000064C0000-0x0000000006814000-memory.dmp

        memory/4024-35-0x0000000006930000-0x000000000694E000-memory.dmp

        memory/4024-36-0x0000000006990000-0x00000000069DC000-memory.dmp

        memory/4024-38-0x0000000006F10000-0x0000000006F42000-memory.dmp

        memory/4024-37-0x000000007F410000-0x000000007F420000-memory.dmp

        memory/4024-51-0x0000000007B10000-0x0000000007BB3000-memory.dmp

        memory/4024-50-0x0000000005670000-0x0000000005680000-memory.dmp

        memory/4024-49-0x0000000006EF0000-0x0000000006F0E000-memory.dmp

        memory/4024-53-0x0000000007C70000-0x0000000007C8A000-memory.dmp

        memory/4024-22-0x0000000005670000-0x0000000005680000-memory.dmp

        memory/4024-39-0x0000000070660000-0x00000000706AC000-memory.dmp

        memory/4024-54-0x0000000007CE0000-0x0000000007CEA000-memory.dmp

        memory/4024-55-0x0000000007EF0000-0x0000000007F86000-memory.dmp

        memory/4024-56-0x0000000007E70000-0x0000000007E81000-memory.dmp

        memory/4024-58-0x0000000007EB0000-0x0000000007EC4000-memory.dmp

        memory/4024-60-0x0000000007F90000-0x0000000007F98000-memory.dmp

        memory/4024-59-0x0000000007FB0000-0x0000000007FCA000-memory.dmp

        memory/4024-57-0x0000000007EA0000-0x0000000007EAE000-memory.dmp

        memory/4024-63-0x00000000749E0000-0x0000000075190000-memory.dmp

        memory/4024-21-0x0000000005670000-0x0000000005680000-memory.dmp

        memory/4024-19-0x00000000749E0000-0x0000000075190000-memory.dmp

        memory/4024-18-0x0000000003020000-0x0000000003056000-memory.dmp