Analysis

  • max time kernel
    134s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 13:20

General

  • Target

    PO-000001376.exe

  • Size

    678KB

  • MD5

    5cdffbc158d92ba63a98e4c66993b9d3

  • SHA1

    63fa640b24994bdb7ffa0ef894582aef7c7a4ed8

  • SHA256

    4b669a9882308c41461e55b5c429cad387b139f10c73bf23bf4181a6b42544f9

  • SHA512

    d327a71a7bdaf9ef5740897010bec764cd16834ac5287e49406ff712e568724f6cd3bf5d856233ba1d89edbb6e6de2fa36ed0861d84db4958c896b223c25b0ff

  • SSDEEP

    12288:pEX9fTePp7Vf59KrK/NduOlBh65jK9NWPVUfmt3vOFRCtNT1x0G:eX9f6pxf59eKNXzweAPmAMCt3O

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO-000001376.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-000001376.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5876
    • 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\PO-000001376.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4972
    • C:\Users\Admin\AppData\Local\Temp\PO-000001376.exe
      "C:\Users\Admin\AppData\Local\Temp\PO-000001376.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_11wwskyj.cu5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3088-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/3088-63-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/3088-58-0x0000000006C10000-0x0000000006C60000-memory.dmp

    Filesize

    320KB

  • memory/3088-59-0x0000000006E40000-0x0000000007002000-memory.dmp

    Filesize

    1.8MB

  • memory/3088-17-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/3088-16-0x0000000005710000-0x0000000005776000-memory.dmp

    Filesize

    408KB

  • memory/3088-13-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-20-0x0000000005680000-0x00000000056A2000-memory.dmp

    Filesize

    136KB

  • memory/4972-35-0x0000000006790000-0x00000000067DC000-memory.dmp

    Filesize

    304KB

  • memory/4972-62-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-57-0x0000000007DA0000-0x0000000007DA8000-memory.dmp

    Filesize

    32KB

  • memory/4972-56-0x0000000007DC0000-0x0000000007DDA000-memory.dmp

    Filesize

    104KB

  • memory/4972-55-0x0000000007CC0000-0x0000000007CD4000-memory.dmp

    Filesize

    80KB

  • memory/4972-54-0x0000000007CB0000-0x0000000007CBE000-memory.dmp

    Filesize

    56KB

  • memory/4972-15-0x00000000051D0000-0x0000000005206000-memory.dmp

    Filesize

    216KB

  • memory/4972-53-0x0000000007C80000-0x0000000007C91000-memory.dmp

    Filesize

    68KB

  • memory/4972-18-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-19-0x0000000005950000-0x0000000005F78000-memory.dmp

    Filesize

    6.2MB

  • memory/4972-21-0x0000000005F80000-0x0000000005FE6000-memory.dmp

    Filesize

    408KB

  • memory/4972-22-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-52-0x0000000007D00000-0x0000000007D96000-memory.dmp

    Filesize

    600KB

  • memory/4972-51-0x0000000007AF0000-0x0000000007AFA000-memory.dmp

    Filesize

    40KB

  • memory/4972-32-0x0000000006100000-0x0000000006454000-memory.dmp

    Filesize

    3.3MB

  • memory/4972-33-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-49-0x00000000080C0000-0x000000000873A000-memory.dmp

    Filesize

    6.5MB

  • memory/4972-34-0x0000000006750000-0x000000000676E000-memory.dmp

    Filesize

    120KB

  • memory/4972-37-0x0000000070CF0000-0x0000000070D3C000-memory.dmp

    Filesize

    304KB

  • memory/4972-36-0x0000000007720000-0x0000000007752000-memory.dmp

    Filesize

    200KB

  • memory/4972-48-0x0000000007960000-0x0000000007A03000-memory.dmp

    Filesize

    652KB

  • memory/4972-47-0x0000000006D20000-0x0000000006D3E000-memory.dmp

    Filesize

    120KB

  • memory/4972-50-0x0000000007A80000-0x0000000007A9A000-memory.dmp

    Filesize

    104KB

  • memory/5876-9-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/5876-0-0x000000007507E000-0x000000007507F000-memory.dmp

    Filesize

    4KB

  • memory/5876-4-0x00000000051C0000-0x00000000051CA000-memory.dmp

    Filesize

    40KB

  • memory/5876-5-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/5876-6-0x00000000052C0000-0x000000000535C000-memory.dmp

    Filesize

    624KB

  • memory/5876-14-0x0000000075070000-0x0000000075820000-memory.dmp

    Filesize

    7.7MB

  • memory/5876-7-0x0000000007DD0000-0x0000000007DE8000-memory.dmp

    Filesize

    96KB

  • memory/5876-8-0x000000007507E000-0x000000007507F000-memory.dmp

    Filesize

    4KB

  • memory/5876-3-0x0000000005020000-0x00000000050B2000-memory.dmp

    Filesize

    584KB

  • memory/5876-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

    Filesize

    5.6MB

  • memory/5876-10-0x00000000062E0000-0x0000000006354000-memory.dmp

    Filesize

    464KB

  • memory/5876-1-0x00000000006D0000-0x0000000000780000-memory.dmp

    Filesize

    704KB