adwind | 497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	build.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	build.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	svchost.exe

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality

UAC bypass 3 TTPs 2 IoCs

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"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	svchost.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

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	svchost.exe

Deletes itself 1 IoCs

pid	Process
4716	build.exe

Executes dropped EXE 7 IoCs

pid	Process
4716	build.exe
4896	buildmgr.exe
5016	svchost.exe
4556	build.exe
4976	buildmgr.exe
1692	svchost.exe
2380	svchostmgr.exe

Loads dropped DLL 3 IoCs

pid	Process
4896	buildmgr.exe
4976	buildmgr.exe
2380	svchostmgr.exe

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

UPX packed file 36 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4716-21-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-38-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-42-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-44-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-55-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-51-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4896-61-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/4716-39-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-32-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-31-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-56-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-63-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-62-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-67-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-69-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-68-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-86-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-87-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/4716-105-0x00000000022D0000-0x000000000335E000-memory.dmp	upx
behavioral2/memory/5016-110-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-118-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-113-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-116-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-119-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-115-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-114-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-112-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-117-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-121-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-120-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-124-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-125-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-126-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-128-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-129-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx
behavioral2/memory/5016-130-0x000000000A150000-0x000000000B1DE000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	build.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	build.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	build.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	build.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	build.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	build.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	build.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	build.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Update = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Update = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	svchost.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

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

Enumerates connected drives 3 TTPs 8 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\E:	build.exe
File opened (read-only)	\??\G:	build.exe
File opened (read-only)	\??\E:	svchost.exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\buildmgr.exe	build.exe
File created	C:\Windows\SysWOW64\server.jar	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
File created	C:\Windows\SysWOW64\server1.jar	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
File created	C:\Windows\SysWOW64\build.exe	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
File created	C:\Windows\SysWOW64\buildmgr.exe	build.exe
File opened for modification	C:\Windows\SysWOW64\server.jar	svchost.exe
File opened for modification	C:\Windows\SysWOW64\server1.jar	svchost.exe
File created	C:\Windows\SysWOW64\build.exe	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5016 set thread context of 1692	5016	svchost.exe	107

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	build.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3920	4896	WerFault.exe	96
4956	4976	WerFault.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchostmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	build.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	buildmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	build.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	buildmgr.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	svchost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4716	build.exe
4716	build.exe
5016	svchost.exe
5016	svchost.exe
5016	svchost.exe
5016	svchost.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	4716	build.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	5016	svchost.exe
Token: SeDebugPrivilege	4556	build.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 744	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	91
PID 1344 wrote to memory of 744	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	91
PID 1344 wrote to memory of 2336	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	94
PID 1344 wrote to memory of 2336	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	94
PID 1344 wrote to memory of 4716	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	95
PID 1344 wrote to memory of 4716	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	95
PID 1344 wrote to memory of 4716	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	95
PID 4716 wrote to memory of 4896	4716	build.exe	96
PID 4716 wrote to memory of 4896	4716	build.exe	96
PID 4716 wrote to memory of 4896	4716	build.exe	96
PID 1344 wrote to memory of 5016	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	97
PID 1344 wrote to memory of 5016	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	97
PID 1344 wrote to memory of 5016	1344	497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe	97
PID 4716 wrote to memory of 780	4716	build.exe	8
PID 4716 wrote to memory of 788	4716	build.exe	9
PID 4716 wrote to memory of 336	4716	build.exe	13
PID 4716 wrote to memory of 2656	4716	build.exe	44
PID 4716 wrote to memory of 2672	4716	build.exe	45
PID 4716 wrote to memory of 2928	4716	build.exe	52
PID 4716 wrote to memory of 3312	4716	build.exe	55
PID 4716 wrote to memory of 3568	4716	build.exe	57
PID 4716 wrote to memory of 3740	4716	build.exe	58
PID 4716 wrote to memory of 3840	4716	build.exe	59
PID 4716 wrote to memory of 3900	4716	build.exe	60
PID 4716 wrote to memory of 3984	4716	build.exe	61
PID 4716 wrote to memory of 4100	4716	build.exe	62
PID 4716 wrote to memory of 4668	4716	build.exe	75
PID 4716 wrote to memory of 2428	4716	build.exe	76
PID 4716 wrote to memory of 1344	4716	build.exe	82
PID 4716 wrote to memory of 1188	4716	build.exe	84
PID 4716 wrote to memory of 4428	4716	build.exe	85
PID 4716 wrote to memory of 744	4716	build.exe	91
PID 4716 wrote to memory of 4896	4716	build.exe	96
PID 4716 wrote to memory of 4896	4716	build.exe	96
PID 4716 wrote to memory of 5016	4716	build.exe	97
PID 4716 wrote to memory of 5016	4716	build.exe	97
PID 5016 wrote to memory of 4904	5016	svchost.exe	101
PID 5016 wrote to memory of 4904	5016	svchost.exe	101
PID 5016 wrote to memory of 780	5016	svchost.exe	8
PID 5016 wrote to memory of 788	5016	svchost.exe	9
PID 5016 wrote to memory of 336	5016	svchost.exe	13
PID 5016 wrote to memory of 2656	5016	svchost.exe	44
PID 5016 wrote to memory of 2672	5016	svchost.exe	45
PID 5016 wrote to memory of 2928	5016	svchost.exe	52
PID 5016 wrote to memory of 3312	5016	svchost.exe	55
PID 5016 wrote to memory of 3568	5016	svchost.exe	57
PID 5016 wrote to memory of 3740	5016	svchost.exe	58
PID 5016 wrote to memory of 3840	5016	svchost.exe	59
PID 5016 wrote to memory of 3900	5016	svchost.exe	60
PID 5016 wrote to memory of 3984	5016	svchost.exe	61
PID 5016 wrote to memory of 4100	5016	svchost.exe	62
PID 5016 wrote to memory of 4668	5016	svchost.exe	75
PID 5016 wrote to memory of 2428	5016	svchost.exe	76
PID 5016 wrote to memory of 1188	5016	svchost.exe	84
PID 5016 wrote to memory of 4428	5016	svchost.exe	85
PID 5016 wrote to memory of 3200	5016	svchost.exe	103
PID 5016 wrote to memory of 3200	5016	svchost.exe	103
PID 5016 wrote to memory of 4556	5016	svchost.exe	104
PID 5016 wrote to memory of 4556	5016	svchost.exe	104
PID 5016 wrote to memory of 4556	5016	svchost.exe	104
PID 4556 wrote to memory of 4976	4556	build.exe	105
PID 4556 wrote to memory of 4976	4556	build.exe	105
PID 4556 wrote to memory of 4976	4556	build.exe	105
PID 5016 wrote to memory of 1692	5016	svchost.exe	107

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

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

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	build.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	build.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:780

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:788

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:336

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2656

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2672

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2928

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3312
- C:\Users\Admin\AppData\Local\Temp\497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe
  "C:\Users\Admin\AppData\Local\Temp\497fa678528f8dc7dfaebe76f73061581f621d5eb2ed06e0c8b937a9131e9191.exe"
  2⤵
  - Checks computer location settings
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1344
- - C:\Program Files\Java\jre-1.8\bin\javaw.exe
    "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Windows\system32\server.jar"
    3⤵
    PID:744
- - C:\Program Files\Java\jre-1.8\bin\javaw.exe
    "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Windows\system32\server1.jar"
    3⤵
    PID:2336
- - C:\Windows\SysWOW64\build.exe
    "C:\Windows\system32\build.exe"
    3⤵
    - Modifies firewall policy service
    - UAC bypass
    - Windows security bypass
    - Deletes itself
    - Executes dropped EXE
    - Windows security modification
    - Accesses Microsoft Outlook profiles
    - Checks whether UAC is enabled
    - Enumerates connected drives
    - Drops file in System32 directory
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:4716
  - - C:\Windows\SysWOW64\buildmgr.exe
      C:\Windows\SysWOW64\buildmgr.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4896
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 220
        5⤵
        Program crash
        
        PID:3920
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe"
    3⤵
    - Modifies firewall policy service
    - UAC bypass
    - Windows security bypass
    - Checks computer location settings
    - Executes dropped EXE
    - Windows security modification
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Enumerates connected drives
    - Drops file in System32 directory
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:5016
  - - C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Windows\system32\server.jar"
      4⤵
      PID:4904
  - - C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Windows\system32\server1.jar"
      4⤵
      PID:3200
  - - C:\Windows\SysWOW64\build.exe
      "C:\Windows\system32\build.exe"
      4⤵
      Executes dropped EXE
      Accesses Microsoft Outlook profiles
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      outlook_office_path
      outlook_win_path
      PID:4556
    - - C:\Windows\SysWOW64\buildmgr.exe
        
        C:\Windows\SysWOW64\buildmgr.exe
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        
        PID:4976
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 500
        6⤵
        Program crash
        
        PID:4956
  - - C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe "
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1692
    - - C:\Users\Admin\AppData\Roaming\svchostmgr.exe
        
        C:\Users\Admin\AppData\Roaming\svchostmgr.exe
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        
        PID:2380

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3568

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3740

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3840

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3900

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3984

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4100

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:4668

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2428

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1188

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4896 -ip 4896
1⤵
PID:4560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4976 -ip 4976
1⤵
PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery