Analysis

  • max time kernel
    92s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 01:21

General

  • Target

    6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe

  • Size

    564KB

  • MD5

    b2ce94f11bffc3fee0b30ca3987e5cb0

  • SHA1

    d81ff3aa6751eb985ee8e8a7b1ce6011cb818698

  • SHA256

    6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1

  • SHA512

    3922f4809e9f7fa2a1423aa37900f59e5f981908ffc6a07db5e92844553771e825793b85b9eeb4594e888ae8c05cd7107a6cd466ca7543a764a854813df92ebb

  • SSDEEP

    12288:glPloOJRYWqut6alEAc4XfyWODtwDKkmsEbAJga05J7yIGKXpl:e9oOJb9thl3ZXfFODtSKR9bAJga05zTj

Malware Config

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.

  • 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).

  • 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\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe
    "C:\Users\Admin\AppData\Local\Temp\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4836
    • 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\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1008
    • C:\Users\Admin\AppData\Local\Temp\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe
      "C:\Users\Admin\AppData\Local\Temp\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe"
      2⤵
        PID:412
      • C:\Users\Admin\AppData\Local\Temp\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe
        "C:\Users\Admin\AppData\Local\Temp\6840f1c71b68d2a43dd14baa643fd4683073ade9512cc673f5040750ae0491a1.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mllvg034.ajt.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1008-50-0x0000000008310000-0x000000000898A000-memory.dmp

      Filesize

      6.5MB

    • memory/1008-48-0x0000000003060000-0x0000000003070000-memory.dmp

      Filesize

      64KB

    • memory/1008-33-0x0000000006960000-0x000000000697E000-memory.dmp

      Filesize

      120KB

    • memory/1008-32-0x0000000006440000-0x0000000006794000-memory.dmp

      Filesize

      3.3MB

    • memory/1008-63-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/1008-58-0x0000000007FB0000-0x0000000007FB8000-memory.dmp

      Filesize

      32KB

    • memory/1008-57-0x0000000007FD0000-0x0000000007FEA000-memory.dmp

      Filesize

      104KB

    • memory/1008-56-0x0000000007ED0000-0x0000000007EE4000-memory.dmp

      Filesize

      80KB

    • memory/1008-55-0x0000000007EC0000-0x0000000007ECE000-memory.dmp

      Filesize

      56KB

    • memory/1008-54-0x0000000007E90000-0x0000000007EA1000-memory.dmp

      Filesize

      68KB

    • memory/1008-53-0x0000000007F10000-0x0000000007FA6000-memory.dmp

      Filesize

      600KB

    • memory/1008-52-0x0000000007D00000-0x0000000007D0A000-memory.dmp

      Filesize

      40KB

    • memory/1008-51-0x0000000007CB0000-0x0000000007CCA000-memory.dmp

      Filesize

      104KB

    • memory/1008-37-0x0000000070F40000-0x0000000070F8C000-memory.dmp

      Filesize

      304KB

    • memory/1008-49-0x0000000007BE0000-0x0000000007C83000-memory.dmp

      Filesize

      652KB

    • memory/1008-19-0x0000000003060000-0x0000000003070000-memory.dmp

      Filesize

      64KB

    • memory/1008-18-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/1008-34-0x0000000006A10000-0x0000000006A5C000-memory.dmp

      Filesize

      304KB

    • memory/1008-20-0x0000000005A10000-0x0000000006038000-memory.dmp

      Filesize

      6.2MB

    • memory/1008-21-0x0000000005920000-0x0000000005942000-memory.dmp

      Filesize

      136KB

    • memory/1008-35-0x000000007FA40000-0x000000007FA50000-memory.dmp

      Filesize

      64KB

    • memory/1008-22-0x0000000006220000-0x0000000006286000-memory.dmp

      Filesize

      408KB

    • memory/1008-47-0x0000000006F60000-0x0000000006F7E000-memory.dmp

      Filesize

      120KB

    • memory/1008-36-0x0000000006F20000-0x0000000006F52000-memory.dmp

      Filesize

      200KB

    • memory/1008-17-0x0000000002FC0000-0x0000000002FF6000-memory.dmp

      Filesize

      216KB

    • memory/4760-64-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/4760-11-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4760-65-0x00000000055E0000-0x00000000055F0000-memory.dmp

      Filesize

      64KB

    • memory/4760-62-0x0000000006AE0000-0x0000000006CA2000-memory.dmp

      Filesize

      1.8MB

    • memory/4760-16-0x00000000054F0000-0x0000000005556000-memory.dmp

      Filesize

      408KB

    • memory/4760-15-0x00000000055E0000-0x00000000055F0000-memory.dmp

      Filesize

      64KB

    • memory/4760-59-0x00000000068C0000-0x0000000006910000-memory.dmp

      Filesize

      320KB

    • memory/4760-13-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/4836-0-0x0000000000750000-0x00000000007E2000-memory.dmp

      Filesize

      584KB

    • memory/4836-2-0x0000000005760000-0x0000000005D04000-memory.dmp

      Filesize

      5.6MB

    • memory/4836-10-0x0000000008BE0000-0x0000000008C7C000-memory.dmp

      Filesize

      624KB

    • memory/4836-9-0x0000000006420000-0x0000000006492000-memory.dmp

      Filesize

      456KB

    • memory/4836-8-0x0000000005730000-0x000000000573C000-memory.dmp

      Filesize

      48KB

    • memory/4836-7-0x0000000005710000-0x0000000005718000-memory.dmp

      Filesize

      32KB

    • memory/4836-6-0x00000000054E0000-0x00000000054F4000-memory.dmp

      Filesize

      80KB

    • memory/4836-14-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/4836-1-0x00000000752C0000-0x0000000075A70000-memory.dmp

      Filesize

      7.7MB

    • memory/4836-5-0x00000000051F0000-0x00000000051FA000-memory.dmp

      Filesize

      40KB

    • memory/4836-3-0x0000000005250000-0x00000000052E2000-memory.dmp

      Filesize

      584KB

    • memory/4836-4-0x0000000005240000-0x0000000005250000-memory.dmp

      Filesize

      64KB