snakekeylogger | dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe = "0"	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.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
1320	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	regasm.exe

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe = "0"	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.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	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.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
13	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4116 set thread context of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89

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 3 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	regasm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1320	powershell.exe
1320	powershell.exe
2468	regasm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1320	powershell.exe
Token: SeDebugPrivilege	2468	regasm.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4116 wrote to memory of 1320	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	87
PID 4116 wrote to memory of 1320	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	87
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2468	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	89
PID 4116 wrote to memory of 2264	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	90
PID 4116 wrote to memory of 2264	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	90
PID 4116 wrote to memory of 2264	4116	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe	90
PID 2468 wrote to memory of 4684	2468	regasm.exe	94
PID 2468 wrote to memory of 4684	2468	regasm.exe	94
PID 2468 wrote to memory of 4684	2468	regasm.exe	94
PID 4684 wrote to memory of 4120	4684	cmd.exe	96
PID 4684 wrote to memory of 4120	4684	cmd.exe	96
PID 4684 wrote to memory of 4120	4684	cmd.exe	96

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"	dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe

C:\Users\Admin\AppData\Local\Temp\dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe
"C:\Users\Admin\AppData\Local\Temp\dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.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 WriteProcessMemory
- System policy modification
PID:4116
- 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\dc0c3587015bbc6fc02f6a9adc3080243a6750b4be47bff2a817b730ee6f67e4.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1320
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2468
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4684
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:4120
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  PID:2264

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

3

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

3

T1082

System Location Discovery

T1614

System Language Discovery