snakekeylogger | fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe = "0"	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4860-7-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3480-6-0x000001E5F0650000-0x000001E5F06CA000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4860-7-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables with potential process hoocking 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4860-7-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

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

Processes:

powershell.exe

pid process

4436 powershell.exe

pid	process
4436	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

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

Modify Registry

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe = "0"	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.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.

Processes:

flow ioc

30 checkip.dyndns.org

flow	ioc
30	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	pid	process	target process
PID 3480 set thread context of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exeAddInProcess32.exe

pid process

4436 powershell.exe
4436 powershell.exe
4436 powershell.exe
4860 AddInProcess32.exe
4860 AddInProcess32.exe
4860 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeAddInProcess32.exe

description pid process

Token: SeDebugPrivilege 4436 powershell.exe
Token: SeDebugPrivilege 4860 AddInProcess32.exe

pid	process
4436	powershell.exe
4436	powershell.exe
4436	powershell.exe
4860	AddInProcess32.exe
4860	AddInProcess32.exe
4860	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	4436	powershell.exe
Token: SeDebugPrivilege	4860	AddInProcess32.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	pid	process	target process
PID 3480 wrote to memory of 4436	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	powershell.exe
PID 3480 wrote to memory of 4436	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	powershell.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 4860	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 1328	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 1328	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe
PID 3480 wrote to memory of 1328	3480	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe	AddInProcess32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe

outlook_office_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

outlook_win_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe
"C:\Users\Admin\AppData\Local\Temp\fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.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:3480

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\fb05094101868b60a53e0b1ab21495b514dd51f71fce4db73b3019aaf959ac35.exe" -Force
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4436

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4860

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
2⤵
PID:1328

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 --no-appcompat-clear --field-trial-handle=4016,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8
1⤵
PID:1992

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