Analysis
- max time kernel
131s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
11/11/2024, 02:46
General
- Target 9cd7438958ebc2fd54b69944e111165a98002937ada73d4969cf1a5b914dcb43.exe
- Size 863KB
- Sample241111-c9d4ma1fja
- SHA256 9cd7438958ebc2fd54b69944e111165a98002937ada73d4969cf1a5b914dcb43
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\9cd7438958ebc2fd54b69944e111165a98002937ada73d4969cf1a5b914dcb43.exe"C:\Users\Admin\AppData\Local\Temp\9cd7438958ebc2fd54b69944e111165a98002937ada73d4969cf1a5b914dcb43.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\KbvTYlDJ.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\KbvTYlDJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1CAB.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\9cd7438958ebc2fd54b69944e111165a98002937ada73d4969cf1a5b914dcb43.exe"C:\Users\Admin\AppData\Local\Temp\9cd7438958ebc2fd54b69944e111165a98002937ada73d4969cf1a5b914dcb43.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_22pp4kgc.wif.ps1
tmp1CAB.tmp
memory/3484-66-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3484-37-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3484-19-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3484-58-0x0000000006310000-0x0000000006360000-memory.dmp
memory/4796-4-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4796-7-0x000000007520E000-0x000000007520F000-memory.dmp
memory/4796-8-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4796-9-0x00000000060B0000-0x00000000060CC000-memory.dmp
memory/4796-10-0x0000000004600000-0x0000000004682000-memory.dmp
memory/4796-6-0x0000000004ED0000-0x0000000004F6C000-memory.dmp
memory/4796-5-0x0000000004DE0000-0x0000000004DEA000-memory.dmp
memory/4796-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp
memory/4796-2-0x0000000005150000-0x00000000056F4000-memory.dmp
memory/4796-26-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4796-1-0x0000000000180000-0x000000000025E000-memory.dmp
memory/4796-0-0x000000007520E000-0x000000007520F000-memory.dmp
memory/4864-27-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4864-53-0x00000000075E0000-0x0000000007C5A000-memory.dmp
memory/4864-21-0x0000000004F60000-0x0000000004FC6000-memory.dmp
memory/4864-24-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4864-22-0x0000000004FD0000-0x0000000005036000-memory.dmp
memory/4864-16-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4864-25-0x0000000005780000-0x0000000005AD4000-memory.dmp
memory/4864-38-0x0000000005C80000-0x0000000005C9E000-memory.dmp
memory/4864-39-0x0000000005F80000-0x0000000005FCC000-memory.dmp
memory/4864-40-0x0000000006260000-0x0000000006292000-memory.dmp
memory/4864-41-0x00000000713B0000-0x00000000713FC000-memory.dmp
memory/4864-51-0x0000000006220000-0x000000000623E000-memory.dmp
memory/4864-52-0x0000000006E50000-0x0000000006EF3000-memory.dmp
memory/4864-20-0x0000000004DC0000-0x0000000004DE2000-memory.dmp
memory/4864-54-0x0000000006FA0000-0x0000000006FBA000-memory.dmp
memory/4864-55-0x0000000007010000-0x000000000701A000-memory.dmp
memory/4864-56-0x0000000007220000-0x00000000072B6000-memory.dmp
memory/4864-57-0x00000000071A0000-0x00000000071B1000-memory.dmp
memory/4864-17-0x0000000005150000-0x0000000005778000-memory.dmp
memory/4864-59-0x00000000071D0000-0x00000000071DE000-memory.dmp
memory/4864-60-0x00000000071E0000-0x00000000071F4000-memory.dmp
memory/4864-61-0x00000000072E0000-0x00000000072FA000-memory.dmp
memory/4864-62-0x00000000072C0000-0x00000000072C8000-memory.dmp
memory/4864-65-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4864-15-0x0000000002350000-0x0000000002386000-memory.dmp