Analysis
- max time kernel
129s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
12/11/2024, 12:56
General
- Target d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9.exe
- Size 824KB
- Sample241112-p6b63stalk
- SHA256 d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.pgsu.co.id
-
Port
587
-
Username
-
Password
Vecls16@Vezs
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.pgsu.co.id
-
Port
587
-
Username
-
Password
Vecls16@Vezs
-
Email to
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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9.exe"C:\Users\Admin\AppData\Local\Temp\d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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\Roaming\oYeNbxyP.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oYeNbxyP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpED0.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9.exe"C:\Users\Admin\AppData\Local\Temp\d0063dabacc1569353b846cd664cf979784b4855d03e6ed4fc0ef7f013a0bad9.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_xphcnhp4.jpm.ps1
tmpED0.tmp
memory/4140-52-0x00000000079D0000-0x0000000007A73000-memory.dmp
memory/4140-55-0x0000000007B70000-0x0000000007B7A000-memory.dmp
memory/4140-65-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4140-62-0x0000000007E20000-0x0000000007E28000-memory.dmp
memory/4140-61-0x0000000007E40000-0x0000000007E5A000-memory.dmp
memory/4140-60-0x0000000007D40000-0x0000000007D54000-memory.dmp
memory/4140-59-0x0000000007D30000-0x0000000007D3E000-memory.dmp
memory/4140-58-0x0000000007D00000-0x0000000007D11000-memory.dmp
memory/4140-56-0x0000000007D80000-0x0000000007E16000-memory.dmp
memory/4140-15-0x0000000002EB0000-0x0000000002EE6000-memory.dmp
memory/4140-17-0x0000000005A70000-0x0000000006098000-memory.dmp
memory/4140-18-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4140-16-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4140-54-0x0000000007B00000-0x0000000007B1A000-memory.dmp
memory/4140-21-0x0000000005710000-0x0000000005732000-memory.dmp
memory/4140-20-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4140-23-0x00000000058B0000-0x0000000005916000-memory.dmp
memory/4140-53-0x0000000008150000-0x00000000087CA000-memory.dmp
memory/4140-32-0x00000000061C0000-0x0000000006514000-memory.dmp
memory/4140-51-0x0000000006DF0000-0x0000000006E0E000-memory.dmp
memory/4140-41-0x0000000075850000-0x000000007589C000-memory.dmp
memory/4140-40-0x0000000006DB0000-0x0000000006DE2000-memory.dmp
memory/4140-24-0x0000000006110000-0x0000000006176000-memory.dmp
memory/4140-38-0x00000000067E0000-0x00000000067FE000-memory.dmp
memory/4140-39-0x0000000006810000-0x000000000685C000-memory.dmp
memory/4644-57-0x0000000006560000-0x00000000065B0000-memory.dmp
memory/4644-33-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4644-66-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4644-22-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4824-10-0x00000000063A0000-0x0000000006426000-memory.dmp
memory/4824-2-0x00000000055F0000-0x0000000005B94000-memory.dmp
memory/4824-3-0x0000000004F40000-0x0000000004FD2000-memory.dmp
memory/4824-0-0x0000000074FBE000-0x0000000074FBF000-memory.dmp
memory/4824-9-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4824-1-0x0000000000440000-0x0000000000512000-memory.dmp
memory/4824-8-0x0000000074FBE000-0x0000000074FBF000-memory.dmp
memory/4824-7-0x00000000050B0000-0x00000000050C2000-memory.dmp
memory/4824-6-0x00000000051E0000-0x000000000527C000-memory.dmp
memory/4824-5-0x0000000004F10000-0x0000000004F1A000-memory.dmp
memory/4824-4-0x0000000074FB0000-0x0000000075760000-memory.dmp
memory/4824-34-0x0000000074FB0000-0x0000000075760000-memory.dmp