snakekeylogger | 1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159

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"	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe = "0"	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

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
884	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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe = "0"	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.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	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
23	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1124 set thread context of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
884	powershell.exe
884	powershell.exe
1900	regasm.exe
884	powershell.exe
1900	regasm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
Token: SeDebugPrivilege	884	powershell.exe
Token: SeDebugPrivilege	1900	regasm.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 884	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	92
PID 1124 wrote to memory of 884	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	92
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 1900	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	93
PID 1124 wrote to memory of 4444	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	94
PID 1124 wrote to memory of 4444	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	94
PID 1124 wrote to memory of 4444	1124	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe	94

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"	1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe

C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
"C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe"
1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1124
- 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\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:884
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1900
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  PID:4444

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