Analysis

  • max time kernel
    128s
  • max time network
    104s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/07/2025, 18:45

General

  • Target
    Requirements_020725.exe
  • Size 615KB
  • Sample250702-xd5xpazvbz
  • SHA256 a21e5885c3e892eb1f2adec7d093935fa7746ea10ca638b3a00a73d67caddf7c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 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).

  • 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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe
    "C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4220
    • 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\Requirements_020725.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2896
    • C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe
      "C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe"
      2⤵
        PID:5672
      • C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe
        "C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe"
        2⤵
          PID:340
        • C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe
          "C:\Users\Admin\AppData\Local\Temp\Requirements_020725.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:5780

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            Requirements_020725.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Requirements_020725.exe.log
            • Size 1KB
            • SHA256 4c17576f64dea465c45a50573ee41771f7be9962ab2d07f961af4df5589bdcce
            • MD5 SHA1 SHA512

            __PSScriptPolicyTest_bg1qzxcd.iuf.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bg1qzxcd.iuf.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            memory/2896-44-0x0000000007250000-0x000000000726A000-memory.dmp

            memory/2896-29-0x0000000005F00000-0x0000000005F1E000-memory.dmp

            memory/2896-53-0x0000000007590000-0x0000000007598000-memory.dmp

            memory/2896-52-0x00000000075A0000-0x00000000075BA000-memory.dmp

            memory/2896-51-0x00000000074A0000-0x00000000074B5000-memory.dmp

            memory/2896-30-0x0000000005F40000-0x0000000005F8C000-memory.dmp

            memory/2896-50-0x0000000007490000-0x000000000749E000-memory.dmp

            memory/2896-49-0x0000000007460000-0x0000000007471000-memory.dmp

            memory/2896-48-0x00000000074E0000-0x0000000007576000-memory.dmp

            memory/2896-45-0x00000000072D0000-0x00000000072DA000-memory.dmp

            memory/2896-14-0x0000000002750000-0x0000000002760000-memory.dmp

            memory/2896-13-0x0000000002750000-0x0000000002760000-memory.dmp

            memory/2896-12-0x00000000026F0000-0x0000000002726000-memory.dmp

            memory/2896-43-0x0000000007890000-0x0000000007F0A000-memory.dmp

            memory/2896-17-0x00000000053B0000-0x00000000059DA000-memory.dmp

            memory/2896-42-0x0000000007110000-0x00000000071B4000-memory.dmp

            memory/2896-24-0x0000000005300000-0x0000000005366000-memory.dmp

            memory/2896-18-0x0000000005260000-0x0000000005282000-memory.dmp

            memory/2896-41-0x00000000064D0000-0x00000000064EE000-memory.dmp

            memory/2896-28-0x0000000005AC0000-0x0000000005E17000-memory.dmp

            memory/2896-31-0x0000000006ED0000-0x0000000006F04000-memory.dmp

            memory/2896-32-0x0000000071200000-0x000000007124C000-memory.dmp

            memory/4220-2-0x00000000053A0000-0x0000000005432000-memory.dmp

            memory/4220-6-0x0000000005790000-0x00000000057A0000-memory.dmp

            memory/4220-1-0x00000000058B0000-0x0000000005E56000-memory.dmp

            memory/4220-0-0x0000000000810000-0x00000000008B0000-memory.dmp

            memory/4220-4-0x0000000005360000-0x000000000536A000-memory.dmp

            memory/4220-7-0x0000000005540000-0x0000000005550000-memory.dmp

            memory/4220-3-0x0000000005540000-0x0000000005550000-memory.dmp

            memory/4220-8-0x0000000006AD0000-0x0000000006B44000-memory.dmp

            memory/4220-5-0x00000000055F0000-0x000000000568C000-memory.dmp

            memory/5780-16-0x00000000051D0000-0x0000000005236000-memory.dmp

            memory/5780-47-0x0000000006740000-0x0000000006902000-memory.dmp

            memory/5780-9-0x0000000000400000-0x0000000000430000-memory.dmp

            memory/5780-15-0x00000000051C0000-0x00000000051D0000-memory.dmp

            memory/5780-46-0x0000000006520000-0x0000000006570000-memory.dmp

            memory/5780-56-0x00000000051C0000-0x00000000051D0000-memory.dmp