42c82a811f4eb41e1a6c613c9b017b7e8abf062c3694cb77e671464954facf3b

Analysis

max time kernel
161s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
13-02-2022 10:45

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General

Target

42c82a811f4eb41e1a6c613c9b017b7e8abf062c3694cb77e671464954facf3b.msi
Size

639KB
MD5

4ab860c4a0b02410cd0f5adf80153c3e
SHA1

3983610f2687885b350d259b936a19a3f2c45f6b
SHA256

42c82a811f4eb41e1a6c613c9b017b7e8abf062c3694cb77e671464954facf3b
SHA512

5c982d65f306efc3a37ea97f7e4dc99d95c1f32b19c20e1872df31349ac25f65bd5a6422aa561ababa745d320f8545c94b20a5e85c1d10638f303414eba713c0

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

MsiExec.exe

flow pid process

53 3972 MsiExec.exe
56 3972 MsiExec.exe
Executes dropped EXE 1 IoCs

Processes:

lc98AA.tmp

pid process

920 lc98AA.tmp
Loads dropped DLL 5 IoCs

Processes:

MsiExec.exe

pid process

3972 MsiExec.exe
3972 MsiExec.exe
3972 MsiExec.exe
3972 MsiExec.exe
3972 MsiExec.exe

flow	pid	process
53	3972	MsiExec.exe
56	3972	MsiExec.exe

pid	process
920	lc98AA.tmp

pid	process
3972	MsiExec.exe
3972	MsiExec.exe
3972	MsiExec.exe
3972	MsiExec.exe
3972	MsiExec.exe

Enumerates connected drives 3 TTPs 48 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

T1082

Processes:

msiexec.exemsiexec.exe

description	ioc	process
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe

Drops file in Windows directory 15 IoCs

Processes:

msiexec.exesvchost.exeTiWorker.exe

description	ioc	process
File created	C:\Windows\Installer\1ce7690.msi	msiexec.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\Installer\MSI9232.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI9570.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI7D37.tmp	msiexec.exe
File created	C:\Windows\Installer\SourceHash{3E4D8B80-E20E-4E3E-B099-7D88E1340C8A}	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI937B.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIA81F.tmp	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIC368.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\1ce7690.msi	msiexec.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Modifies data under HKEY_USERS 55 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.013123"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.999930"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893991719585708"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4056"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.227082"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe

Modifies registry class 1 IoCs

Processes:

msedge.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ msedge.exe
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 53 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

msiexec.exemsedge.exemsedge.exe

pid process

672 msiexec.exe
672 msiexec.exe
2320 msedge.exe
2320 msedge.exe
2416 msedge.exe
2416 msedge.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

Processes:

msedge.exe

pid process

2416 msedge.exe
2416 msedge.exe
2416 msedge.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe

description	flow	ioc
HTTP User-Agent header	53	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
672	msiexec.exe
672	msiexec.exe
2320	msedge.exe
2320	msedge.exe
2416	msedge.exe
2416	msedge.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

msiexec.exemsiexec.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3424	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3424	msiexec.exe
Token: SeSecurityPrivilege	672	msiexec.exe
Token: SeCreateTokenPrivilege	3424	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	3424	msiexec.exe
Token: SeLockMemoryPrivilege	3424	msiexec.exe
Token: SeIncreaseQuotaPrivilege	3424	msiexec.exe
Token: SeMachineAccountPrivilege	3424	msiexec.exe
Token: SeTcbPrivilege	3424	msiexec.exe
Token: SeSecurityPrivilege	3424	msiexec.exe
Token: SeTakeOwnershipPrivilege	3424	msiexec.exe
Token: SeLoadDriverPrivilege	3424	msiexec.exe
Token: SeSystemProfilePrivilege	3424	msiexec.exe
Token: SeSystemtimePrivilege	3424	msiexec.exe
Token: SeProfSingleProcessPrivilege	3424	msiexec.exe
Token: SeIncBasePriorityPrivilege	3424	msiexec.exe
Token: SeCreatePagefilePrivilege	3424	msiexec.exe
Token: SeCreatePermanentPrivilege	3424	msiexec.exe
Token: SeBackupPrivilege	3424	msiexec.exe
Token: SeRestorePrivilege	3424	msiexec.exe
Token: SeShutdownPrivilege	3424	msiexec.exe
Token: SeDebugPrivilege	3424	msiexec.exe
Token: SeAuditPrivilege	3424	msiexec.exe
Token: SeSystemEnvironmentPrivilege	3424	msiexec.exe
Token: SeChangeNotifyPrivilege	3424	msiexec.exe
Token: SeRemoteShutdownPrivilege	3424	msiexec.exe
Token: SeUndockPrivilege	3424	msiexec.exe
Token: SeSyncAgentPrivilege	3424	msiexec.exe
Token: SeEnableDelegationPrivilege	3424	msiexec.exe
Token: SeManageVolumePrivilege	3424	msiexec.exe
Token: SeImpersonatePrivilege	3424	msiexec.exe
Token: SeCreateGlobalPrivilege	3424	msiexec.exe
Token: SeRestorePrivilege	672	msiexec.exe
Token: SeTakeOwnershipPrivilege	672	msiexec.exe
Token: SeRestorePrivilege	672	msiexec.exe
Token: SeTakeOwnershipPrivilege	672	msiexec.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe
Token: SeRestorePrivilege	772	TiWorker.exe
Token: SeSecurityPrivilege	772	TiWorker.exe
Token: SeBackupPrivilege	772	TiWorker.exe

Suspicious use of FindShellTrayWindow 20 IoCs

Processes:

msiexec.exemsedge.exe

pid	process
3424	msiexec.exe
3424	msiexec.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe

Suspicious use of SendNotifyMessage 16 IoCs

Processes:

msedge.exe

pid	process
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msiexec.exeMsiExec.execmd.exemsedge.exe

description	pid	process	target process
PID 672 wrote to memory of 3972	672	msiexec.exe	MsiExec.exe
PID 672 wrote to memory of 3972	672	msiexec.exe	MsiExec.exe
PID 672 wrote to memory of 3972	672	msiexec.exe	MsiExec.exe
PID 3972 wrote to memory of 2220	3972	MsiExec.exe	cmd.exe
PID 3972 wrote to memory of 2220	3972	MsiExec.exe	cmd.exe
PID 3972 wrote to memory of 2220	3972	MsiExec.exe	cmd.exe
PID 2220 wrote to memory of 2416	2220	cmd.exe	msedge.exe
PID 2220 wrote to memory of 2416	2220	cmd.exe	msedge.exe
PID 3972 wrote to memory of 920	3972	MsiExec.exe	lc98AA.tmp
PID 3972 wrote to memory of 920	3972	MsiExec.exe	lc98AA.tmp
PID 3972 wrote to memory of 920	3972	MsiExec.exe	lc98AA.tmp
PID 2416 wrote to memory of 644	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 644	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3680	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 2320	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 2320	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe
PID 2416 wrote to memory of 3392	2416	msedge.exe	msedge.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\42c82a811f4eb41e1a6c613c9b017b7e8abf062c3694cb77e671464954facf3b.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3424

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2280

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\syswow64\MsiExec.exe
C:\Windows\syswow64\MsiExec.exe -Embedding 1BBF251AE53A85E843445533C9EA676A
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3972

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C start /MAX https://adobe.ly/2RY5GJR
3⤵
- Suspicious use of WriteProcessMemory
PID:2220

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://adobe.ly/2RY5GJR
4⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2416

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffe65ae46f8,0x7ffe65ae4708,0x7ffe65ae4718
5⤵
PID:644

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2192 /prefetch:2
5⤵
PID:3680

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2260 /prefetch:3
5⤵
- Suspicious behavior: EnumeratesProcesses
PID:2320

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2780 /prefetch:8
5⤵
PID:3392

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3956 /prefetch:1
5⤵
PID:2708

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3960 /prefetch:1
5⤵
PID:2108

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5448 /prefetch:8
5⤵
PID:2276

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,12291705424316491589,18408188821323590599,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4884 /prefetch:1
5⤵
PID:2892

C:\Users\Admin\AppData\Local\Temp\lc98AA.tmp
"C:\Users\Admin\AppData\Local\Temp\lc98AA.tmp"
3⤵
- Executes dropped EXE
PID:920

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1360

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:772

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3112

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\lc98AA.tmp
MD5
55ffee241709ae96cf64cb0b9a96f0d7

SHA1
b191810094dd2ee6b13c0d33458fafcd459681ae

SHA256
64bc6cf6b6e9850cea2a36cabc88982b0b936dd7f0bc169a2f6dd2a5d1e86abf

SHA512
01d05a5f34be950ec660af9e1de5c7d3c0e473f7815c2e13157c0b7bf162ca5a6b34fabc3704ba6e4fb339a53b1a20862fe984e16feca81f45cf4a0f98e01c07

Download Submit
C:\Users\Admin\AppData\Local\Temp\lc98AA.tmp
MD5
55ffee241709ae96cf64cb0b9a96f0d7

SHA1
b191810094dd2ee6b13c0d33458fafcd459681ae

SHA256
64bc6cf6b6e9850cea2a36cabc88982b0b936dd7f0bc169a2f6dd2a5d1e86abf

SHA512
01d05a5f34be950ec660af9e1de5c7d3c0e473f7815c2e13157c0b7bf162ca5a6b34fabc3704ba6e4fb339a53b1a20862fe984e16feca81f45cf4a0f98e01c07

Download Submit
C:\Windows\Installer\MSI7D37.tmp
MD5
318dea4099b577bc51ae5e21eb8c566d

SHA1
e3a4d3245bc40ca956c3a5081dcfd74e98fb1510

SHA256
f335e99ea0a95b99e32d6b60c67621db8e5d096e9d77a0c8f2defcde8f32f54f

SHA512
65d4886bc19c9b9f36d68c07b83f687cdb75f95cde5f5ef02289502518c58f77c99ef2548d25f69bff6f0bfefe7fc7bb18fd010c4341c15114675f80f3d85844

Download Submit
C:\Windows\Installer\MSI7D37.tmp
MD5
318dea4099b577bc51ae5e21eb8c566d

SHA1
e3a4d3245bc40ca956c3a5081dcfd74e98fb1510

SHA256
f335e99ea0a95b99e32d6b60c67621db8e5d096e9d77a0c8f2defcde8f32f54f

SHA512
65d4886bc19c9b9f36d68c07b83f687cdb75f95cde5f5ef02289502518c58f77c99ef2548d25f69bff6f0bfefe7fc7bb18fd010c4341c15114675f80f3d85844

Download Submit
C:\Windows\Installer\MSI9232.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI9232.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI937B.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI937B.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI9570.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI9570.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSIA81F.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSIA81F.tmp
MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\??\pipe\LOCAL\crashpad_2416_FNFYXCFQRBRWIRFM
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/3392-156-0x00007FFE85560000-0x00007FFE85561000-memory.dmp

Filesize
4KB

Download