17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe = "0"	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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.

execution

PowerShell

T1059.001

pid	Process
2828	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe = "0"	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 2540 set thread context of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 1892 set thread context of 3432	1892	aspnet_wp.exe	56
PID 1892 set thread context of 4052	1892	aspnet_wp.exe	104
PID 4052 set thread context of 3432	4052	SecEdit.exe	56
PID 4052 set thread context of 4084	4052	SecEdit.exe	106

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecEdit.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	SecEdit.exe

Suspicious behavior: EnumeratesProcesses 63 IoCs

pid	Process
2828	powershell.exe
2828	powershell.exe
2828	powershell.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
1892	aspnet_wp.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1892	aspnet_wp.exe
3432	Explorer.EXE
3432	Explorer.EXE
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe
4052	SecEdit.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	powershell.exe
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3432	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2828	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	94
PID 2540 wrote to memory of 2828	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	94
PID 2540 wrote to memory of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 2540 wrote to memory of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 2540 wrote to memory of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 2540 wrote to memory of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 2540 wrote to memory of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 2540 wrote to memory of 1892	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	95
PID 2540 wrote to memory of 3588	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	97
PID 2540 wrote to memory of 3588	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	97
PID 2540 wrote to memory of 3588	2540	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe	97
PID 3432 wrote to memory of 4052	3432	Explorer.EXE	104
PID 3432 wrote to memory of 4052	3432	Explorer.EXE	104
PID 3432 wrote to memory of 4052	3432	Explorer.EXE	104
PID 4052 wrote to memory of 4084	4052	SecEdit.exe	106
PID 4052 wrote to memory of 4084	4052	SecEdit.exe	106

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"	17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3432
- C:\Users\Admin\AppData\Local\Temp\17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe
  "C:\Users\Admin\AppData\Local\Temp\17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe"
  2⤵
  - UAC bypass
  - Windows security bypass
  - Checks computer location settings
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2540
- - 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\17b5394a5cea17aa14672179b10eb87f650675bbabb6bbf12e5cb62916c62770.exe" -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2828
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:1892
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
    3⤵
    PID:3588
- C:\Windows\SysWOW64\SecEdit.exe
  "C:\Windows\SysWOW64\SecEdit.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4052
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:4084

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4292,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4328 /prefetch:8
1⤵
PID:4232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry