Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2025 13:25

General

  • Target

    malw.exe

  • Size

    1.2MB

  • MD5

    22d9e4c8cc847c00f6960db7a8c72e5e

  • SHA1

    7d3b6f9cc791e59cb94e7535264bbd341a308816

  • SHA256

    c11d3e952d5ce223ed5ce78b71fcb383faaab5046f3feb38c6b7ad2f85463225

  • SHA512

    bf567707a42f8a774c707324d349323f2a42805d8541b5f610a4b679b3d0a10ffe37a02f1fe51f3d7ae772dee74c6ba133889869cda443ba1a64358a611c9951

  • SSDEEP

    12288:vbholoJNhQ/cWS7stme4I1JoqHUt9LhPceZ1Z/TTE7FR5nLbySOQl:qiJN+UVskaJd0t9LhPPZc7Fnb

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6882044231:AAEdfz6RtcLc5FDAwOwS8UYabnK3tQ7x4bs/

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.

  • 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\malw.exe
    "C:\Users\Admin\AppData\Local\Temp\malw.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:4444
    • 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\malw.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4888
    • C:\Users\Admin\AppData\Local\Temp\malw.exe
      "C:\Users\Admin\AppData\Local\Temp\malw.exe"
      2⤵
        PID:3464
      • C:\Users\Admin\AppData\Local\Temp\malw.exe
        "C:\Users\Admin\AppData\Local\Temp\malw.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2524

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qeoa4nsb.q4u.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2524-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2524-20-0x0000000005650000-0x00000000056B6000-memory.dmp

      Filesize

      408KB

    • memory/2524-33-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2524-49-0x0000000006670000-0x00000000066C0000-memory.dmp

      Filesize

      320KB

    • memory/2524-62-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2524-14-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4444-5-0x0000000002F80000-0x0000000002F8A000-memory.dmp

      Filesize

      40KB

    • memory/4444-9-0x00000000013B0000-0x0000000001436000-memory.dmp

      Filesize

      536KB

    • memory/4444-10-0x000000000E5B0000-0x000000000E64C000-memory.dmp

      Filesize

      624KB

    • memory/4444-8-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4444-7-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/4444-6-0x0000000006460000-0x0000000006486000-memory.dmp

      Filesize

      152KB

    • memory/4444-15-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4444-0-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/4444-4-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4444-3-0x00000000053A0000-0x0000000005432000-memory.dmp

      Filesize

      584KB

    • memory/4444-2-0x00000000058B0000-0x0000000005E54000-memory.dmp

      Filesize

      5.6MB

    • memory/4444-1-0x0000000000810000-0x00000000008DA000-memory.dmp

      Filesize

      808KB

    • memory/4888-21-0x00000000053C0000-0x00000000053E2000-memory.dmp

      Filesize

      136KB

    • memory/4888-18-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-19-0x0000000004D90000-0x00000000053B8000-memory.dmp

      Filesize

      6.2MB

    • memory/4888-32-0x0000000005670000-0x00000000059C4000-memory.dmp

      Filesize

      3.3MB

    • memory/4888-16-0x0000000004680000-0x00000000046B6000-memory.dmp

      Filesize

      216KB

    • memory/4888-34-0x0000000005C20000-0x0000000005C3E000-memory.dmp

      Filesize

      120KB

    • memory/4888-35-0x0000000005F70000-0x0000000005FBC000-memory.dmp

      Filesize

      304KB

    • memory/4888-37-0x0000000070CA0000-0x0000000070CEC000-memory.dmp

      Filesize

      304KB

    • memory/4888-36-0x0000000006BE0000-0x0000000006C12000-memory.dmp

      Filesize

      200KB

    • memory/4888-48-0x0000000006C30000-0x0000000006CD3000-memory.dmp

      Filesize

      652KB

    • memory/4888-47-0x0000000006210000-0x000000000622E000-memory.dmp

      Filesize

      120KB

    • memory/4888-22-0x00000000054E0000-0x0000000005546000-memory.dmp

      Filesize

      408KB

    • memory/4888-50-0x00000000075B0000-0x0000000007C2A000-memory.dmp

      Filesize

      6.5MB

    • memory/4888-51-0x0000000006F60000-0x0000000006F7A000-memory.dmp

      Filesize

      104KB

    • memory/4888-52-0x0000000006FD0000-0x0000000006FDA000-memory.dmp

      Filesize

      40KB

    • memory/4888-53-0x00000000071E0000-0x0000000007276000-memory.dmp

      Filesize

      600KB

    • memory/4888-54-0x0000000007160000-0x0000000007171000-memory.dmp

      Filesize

      68KB

    • memory/4888-55-0x0000000007190000-0x000000000719E000-memory.dmp

      Filesize

      56KB

    • memory/4888-56-0x00000000071A0000-0x00000000071B4000-memory.dmp

      Filesize

      80KB

    • memory/4888-57-0x00000000072A0000-0x00000000072BA000-memory.dmp

      Filesize

      104KB

    • memory/4888-58-0x0000000007280000-0x0000000007288000-memory.dmp

      Filesize

      32KB

    • memory/4888-61-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-17-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB