Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2025 09:12

General

  • Target

    PO581409029.exe

  • Size

    632KB

  • MD5

    7a63812ad6f56e95a8ab7499a96cb5be

  • SHA1

    a194d62a3908c653fa3b259bc7fc0bf6f6d5b8cc

  • SHA256

    a43a6421f9f5f7ac6ce878ceff99e594fadc983275f4f2f464341e5564784c70

  • SHA512

    c4b258413a101b7c8d6c445bc926e894114e4f4a6ddfa736955297fdf33e160ff0c22667d23573a85e4377388a72305e6313f04a8a378090508f075cea71a19b

  • SSDEEP

    12288:YjhQdV7rjuR62FhKcog3QSai6ceDx9QCRmWrFyD/dKzf:tdVnU62FcJsz8XD7vRmRA7

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.

  • 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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO581409029.exe
    "C:\Users\Admin\AppData\Local\Temp\PO581409029.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4892
    • 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\PO581409029.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3816
    • C:\Users\Admin\AppData\Local\Temp\PO581409029.exe
      "C:\Users\Admin\AppData\Local\Temp\PO581409029.exe"
      2⤵
        PID:3744
      • C:\Users\Admin\AppData\Local\Temp\PO581409029.exe
        "C:\Users\Admin\AppData\Local\Temp\PO581409029.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO581409029.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dpb245qo.r0c.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/432-11-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/432-64-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/432-53-0x0000000006A40000-0x0000000006C02000-memory.dmp

      Filesize

      1.8MB

    • memory/432-52-0x0000000006820000-0x0000000006870000-memory.dmp

      Filesize

      320KB

    • memory/432-21-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/432-17-0x00000000053D0000-0x0000000005436000-memory.dmp

      Filesize

      408KB

    • memory/432-14-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/3816-23-0x00000000055B0000-0x00000000055D2000-memory.dmp

      Filesize

      136KB

    • memory/3816-35-0x0000000006570000-0x000000000658E000-memory.dmp

      Filesize

      120KB

    • memory/3816-63-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/3816-60-0x0000000007BB0000-0x0000000007BB8000-memory.dmp

      Filesize

      32KB

    • memory/3816-59-0x0000000007BD0000-0x0000000007BEA000-memory.dmp

      Filesize

      104KB

    • memory/3816-58-0x0000000007AD0000-0x0000000007AE4000-memory.dmp

      Filesize

      80KB

    • memory/3816-16-0x0000000004FD0000-0x0000000005006000-memory.dmp

      Filesize

      216KB

    • memory/3816-20-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/3816-19-0x0000000005790000-0x0000000005DB8000-memory.dmp

      Filesize

      6.2MB

    • memory/3816-18-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/3816-57-0x0000000007AC0000-0x0000000007ACE000-memory.dmp

      Filesize

      56KB

    • memory/3816-56-0x0000000007A90000-0x0000000007AA1000-memory.dmp

      Filesize

      68KB

    • memory/3816-22-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/3816-55-0x0000000007B10000-0x0000000007BA6000-memory.dmp

      Filesize

      600KB

    • memory/3816-24-0x0000000005E30000-0x0000000005E96000-memory.dmp

      Filesize

      408KB

    • memory/3816-54-0x0000000007900000-0x000000000790A000-memory.dmp

      Filesize

      40KB

    • memory/3816-30-0x0000000005FC0000-0x0000000006314000-memory.dmp

      Filesize

      3.3MB

    • memory/3816-51-0x0000000007890000-0x00000000078AA000-memory.dmp

      Filesize

      104KB

    • memory/3816-36-0x0000000006B10000-0x0000000006B5C000-memory.dmp

      Filesize

      304KB

    • memory/3816-48-0x0000000006AD0000-0x0000000006AEE000-memory.dmp

      Filesize

      120KB

    • memory/3816-37-0x0000000007530000-0x0000000007562000-memory.dmp

      Filesize

      200KB

    • memory/3816-38-0x00000000705E0000-0x000000007062C000-memory.dmp

      Filesize

      304KB

    • memory/3816-49-0x0000000007770000-0x0000000007813000-memory.dmp

      Filesize

      652KB

    • memory/3816-50-0x0000000007EE0000-0x000000000855A000-memory.dmp

      Filesize

      6.5MB

    • memory/4892-10-0x000000000C670000-0x000000000C70C000-memory.dmp

      Filesize

      624KB

    • memory/4892-3-0x0000000005720000-0x00000000057B2000-memory.dmp

      Filesize

      584KB

    • memory/4892-2-0x0000000005D90000-0x0000000006334000-memory.dmp

      Filesize

      5.6MB

    • memory/4892-4-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-0-0x000000007496E000-0x000000007496F000-memory.dmp

      Filesize

      4KB

    • memory/4892-5-0x00000000058F0000-0x00000000058FA000-memory.dmp

      Filesize

      40KB

    • memory/4892-6-0x0000000006940000-0x000000000695E000-memory.dmp

      Filesize

      120KB

    • memory/4892-15-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-7-0x000000007496E000-0x000000007496F000-memory.dmp

      Filesize

      4KB

    • memory/4892-8-0x0000000074960000-0x0000000075110000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-9-0x0000000002FD0000-0x0000000003044000-memory.dmp

      Filesize

      464KB

    • memory/4892-1-0x0000000000CA0000-0x0000000000D44000-memory.dmp

      Filesize

      656KB