Analysis

  • max time kernel
    128s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 01:07

General

  • Target

    2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431.exe

  • Size

    852KB

  • MD5

    dd800a9d42c8d41146c3f8f53ccd29f9

  • SHA1

    2c2b828705e4ddc314d3a9aee659baad7ca650bd

  • SHA256

    2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431

  • SHA512

    f91712fe8b7a7382de0eb32e0d158be08d807c3868f164603ebbcff9595b74141624dd1c2e571cd4964c8bed018f0796a299a88f23fa70d86192c8367064c38b

  • SSDEEP

    24576:SMu2uO0l+nEXtAdU6xp8flT4zgS4v8PeT/SWmqmo:BuT3upikcS4UmT/Ao

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6224217116:AAGNvwYwFGJq74My50AttE7zm5CocLNeufI/

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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431.exe
    "C:\Users\Admin\AppData\Local\Temp\2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431.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:2036
    • 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\2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4128
    • C:\Users\Admin\AppData\Local\Temp\2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431.exe
      "C:\Users\Admin\AppData\Local\Temp\2e31bfbc51607f142e0413db74ced776bb207448c052b9363250d2b93e718431.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_grfo4lxp.z3i.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2036-6-0x0000000007D50000-0x0000000007DEC000-memory.dmp

    Filesize

    624KB

  • memory/2036-2-0x0000000007F60000-0x0000000008504000-memory.dmp

    Filesize

    5.6MB

  • memory/2036-3-0x0000000007A90000-0x0000000007B22000-memory.dmp

    Filesize

    584KB

  • memory/2036-5-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2036-4-0x0000000005060000-0x000000000506A000-memory.dmp

    Filesize

    40KB

  • memory/2036-15-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2036-7-0x0000000007D20000-0x0000000007D46000-memory.dmp

    Filesize

    152KB

  • memory/2036-8-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/2036-9-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2036-10-0x0000000006630000-0x00000000066B4000-memory.dmp

    Filesize

    528KB

  • memory/2036-0-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/2036-1-0x0000000000B10000-0x0000000000BE6000-memory.dmp

    Filesize

    856KB

  • memory/4128-51-0x0000000007030000-0x000000000703A000-memory.dmp

    Filesize

    40KB

  • memory/4128-47-0x0000000006270000-0x000000000628E000-memory.dmp

    Filesize

    120KB

  • memory/4128-62-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-54-0x00000000071F0000-0x00000000071FE000-memory.dmp

    Filesize

    56KB

  • memory/4128-19-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-21-0x00000000055B0000-0x0000000005616000-memory.dmp

    Filesize

    408KB

  • memory/4128-22-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-16-0x0000000002390000-0x00000000023C6000-memory.dmp

    Filesize

    216KB

  • memory/4128-32-0x00000000056A0000-0x00000000059F4000-memory.dmp

    Filesize

    3.3MB

  • memory/4128-33-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4128-20-0x0000000005510000-0x0000000005532000-memory.dmp

    Filesize

    136KB

  • memory/4128-18-0x0000000004E70000-0x0000000005498000-memory.dmp

    Filesize

    6.2MB

  • memory/4128-34-0x0000000005C70000-0x0000000005C8E000-memory.dmp

    Filesize

    120KB

  • memory/4128-35-0x0000000005D60000-0x0000000005DAC000-memory.dmp

    Filesize

    304KB

  • memory/4128-48-0x0000000006CC0000-0x0000000006D63000-memory.dmp

    Filesize

    652KB

  • memory/4128-56-0x0000000007300000-0x000000000731A000-memory.dmp

    Filesize

    104KB

  • memory/4128-50-0x0000000006FC0000-0x0000000006FDA000-memory.dmp

    Filesize

    104KB

  • memory/4128-49-0x0000000007600000-0x0000000007C7A000-memory.dmp

    Filesize

    6.5MB

  • memory/4128-37-0x0000000070EB0000-0x0000000070EFC000-memory.dmp

    Filesize

    304KB

  • memory/4128-36-0x0000000006C80000-0x0000000006CB2000-memory.dmp

    Filesize

    200KB

  • memory/4128-57-0x00000000072E0000-0x00000000072E8000-memory.dmp

    Filesize

    32KB

  • memory/4128-52-0x0000000007240000-0x00000000072D6000-memory.dmp

    Filesize

    600KB

  • memory/4128-53-0x00000000071C0000-0x00000000071D1000-memory.dmp

    Filesize

    68KB

  • memory/4128-55-0x0000000007200000-0x0000000007214000-memory.dmp

    Filesize

    80KB

  • memory/4892-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/4892-14-0x0000000005200000-0x0000000005266000-memory.dmp

    Filesize

    408KB

  • memory/4892-13-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4892-17-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4892-63-0x0000000006980000-0x00000000069D0000-memory.dmp

    Filesize

    320KB

  • memory/4892-64-0x0000000006BA0000-0x0000000006D62000-memory.dmp

    Filesize

    1.8MB

  • memory/4892-74-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB