agenttesla | 01b10e69f2bf67fdd929c4cb584dd248a71ad447eb460787f9e2ba34129ac4c3

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\TaskKill\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\Иисус.sys"	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows\CurrentVersion\Run\887520F186994FFBB6ECD965C1E49874 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe\""	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
1	api.ipify.org
2	api.ipify.org

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4528 set thread context of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3176	powershell.exe
3176	powershell.exe
3176	powershell.exe
3064	CasPol.exe
3064	CasPol.exe
3064	CasPol.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

description	pid	Process
Token: SeDebugPrivilege	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
Token: SeDebugPrivilege	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
Token: SeLoadDriverPrivilege	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
Token: SeDebugPrivilege	3176	powershell.exe
Token: SeIncreaseQuotaPrivilege	3176	powershell.exe
Token: SeSecurityPrivilege	3176	powershell.exe
Token: SeTakeOwnershipPrivilege	3176	powershell.exe
Token: SeLoadDriverPrivilege	3176	powershell.exe
Token: SeSystemProfilePrivilege	3176	powershell.exe
Token: SeSystemtimePrivilege	3176	powershell.exe
Token: SeProfSingleProcessPrivilege	3176	powershell.exe
Token: SeIncBasePriorityPrivilege	3176	powershell.exe
Token: SeCreatePagefilePrivilege	3176	powershell.exe
Token: SeBackupPrivilege	3176	powershell.exe
Token: SeRestorePrivilege	3176	powershell.exe
Token: SeShutdownPrivilege	3176	powershell.exe
Token: SeDebugPrivilege	3176	powershell.exe
Token: SeSystemEnvironmentPrivilege	3176	powershell.exe
Token: SeRemoteShutdownPrivilege	3176	powershell.exe
Token: SeUndockPrivilege	3176	powershell.exe
Token: SeManageVolumePrivilege	3176	powershell.exe
Token: 33	3176	powershell.exe
Token: 34	3176	powershell.exe
Token: 35	3176	powershell.exe
Token: 36	3176	powershell.exe
Token: SeDebugPrivilege	3064	CasPol.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3064	CasPol.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 3176	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	68
PID 4528 wrote to memory of 3176	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	68
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70
PID 4528 wrote to memory of 3064	4528	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe	70

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe"
1⤵
- UAC bypass
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Sets service image path in registry
- Checks BIOS information in registry
- Adds Run key to start application
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4528
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.RATX-gen.30948.8275.exe" -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3176
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3064

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion