Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
08/06/2024, 02:51
General
- Target 8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe
- Size 978KB
- Sample240608-db6lnafh9v
- SHA256 8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.medicalhome.com.pe
-
Port
587
-
Username
-
Password
MHinfo01
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 1 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).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"C:\Users\Admin\AppData\Local\Temp\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
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\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"C:\Users\Admin\AppData\Local\Temp\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"C:\Users\Admin\AppData\Local\Temp\8db679fe4d6d844ca5e599d8fe6d8daacf115b319634b21b0ec78525a482819f.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_banl4uvz.kw3.ps1
memory/224-10-0x00000000072F0000-0x00000000073A8000-memory.dmp
memory/224-11-0x00000000075A0000-0x000000000763C000-memory.dmp
memory/224-3-0x0000000005850000-0x00000000058E2000-memory.dmp
memory/224-0-0x00000000743CE000-0x00000000743CF000-memory.dmp
memory/224-5-0x0000000005840000-0x000000000584A000-memory.dmp
memory/224-6-0x0000000006EA0000-0x0000000006F90000-memory.dmp
memory/224-7-0x0000000007260000-0x0000000007276000-memory.dmp
memory/224-8-0x0000000007280000-0x000000000728E000-memory.dmp
memory/224-2-0x0000000005D60000-0x0000000006304000-memory.dmp
memory/224-9-0x0000000007290000-0x00000000072A0000-memory.dmp
memory/224-4-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/224-1-0x0000000000D50000-0x0000000000E46000-memory.dmp
memory/224-15-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4016-14-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4016-65-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4016-64-0x0000000006730000-0x0000000006780000-memory.dmp
memory/4016-12-0x0000000000400000-0x0000000000476000-memory.dmp
memory/4016-17-0x00000000052F0000-0x0000000005356000-memory.dmp
memory/4016-20-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4652-23-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4652-49-0x0000000007850000-0x00000000078F3000-memory.dmp
memory/4652-22-0x00000000058E0000-0x0000000005946000-memory.dmp
memory/4652-30-0x00000000061D0000-0x0000000006524000-memory.dmp
memory/4652-18-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4652-24-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4652-35-0x0000000006820000-0x000000000683E000-memory.dmp
memory/4652-36-0x00000000068B0000-0x00000000068FC000-memory.dmp
memory/4652-37-0x0000000006E30000-0x0000000006E62000-memory.dmp
memory/4652-38-0x0000000070040000-0x000000007008C000-memory.dmp
memory/4652-48-0x0000000006DD0000-0x0000000006DEE000-memory.dmp
memory/4652-21-0x0000000005840000-0x0000000005862000-memory.dmp
memory/4652-51-0x0000000007B50000-0x0000000007B6A000-memory.dmp
memory/4652-50-0x0000000008190000-0x000000000880A000-memory.dmp
memory/4652-52-0x0000000007BC0000-0x0000000007BCA000-memory.dmp
memory/4652-53-0x0000000007DD0000-0x0000000007E66000-memory.dmp
memory/4652-54-0x0000000007D50000-0x0000000007D61000-memory.dmp
memory/4652-55-0x0000000007D80000-0x0000000007D8E000-memory.dmp
memory/4652-56-0x0000000007D90000-0x0000000007DA4000-memory.dmp
memory/4652-57-0x0000000007E90000-0x0000000007EAA000-memory.dmp
memory/4652-58-0x0000000007E70000-0x0000000007E78000-memory.dmp
memory/4652-61-0x00000000743C0000-0x0000000074B70000-memory.dmp
memory/4652-19-0x0000000005A10000-0x0000000006038000-memory.dmp
memory/4652-16-0x0000000005260000-0x0000000005296000-memory.dmp