upatre | 7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66

General

Target

7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe
Size

62KB
MD5

01469677d34a1584b601265f59f4c62d
SHA1

9f5b182fb79ffb722dc05c931c839d1301ac2a17
SHA256

7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66
SHA512

74d6de17f401319fc5c47d93864c6553f5a3cc461188fd80237b9a784714738c1ee8432b0f287c41f8299f09621c8fec33bdbc3b85517abb0292f518bbc63bb3

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

1820 szgfw.exe

pid	process
1820	szgfw.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:

7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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\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

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\PeerInfoCount = "0"	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 (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\GroupConnectionCount = "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\UploadMonthlyLanBytes = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4060"	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\LANConnectionCount = "0"	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\CDNConnectionCount = "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\MemoryUsageKB = "3920"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132899516326951484"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.999983"	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\DownloadMonthlyLanBytes = "0"	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\InternetConnectionCount = "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\Config	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\MonthID = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.664178"	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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	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\MonthlyUploadRestriction = "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\DownloadMonthlyRateBkCnt = "0"	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\DownloadMonthlyRateFrCnt = "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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.846254"	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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.013101"	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\NormalDownloadPendingCount = "0"	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\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe
Token: SeRestorePrivilege	2904	TiWorker.exe
Token: SeSecurityPrivilege	2904	TiWorker.exe
Token: SeBackupPrivilege	2904	TiWorker.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe

description	pid	process	target process
PID 3008 wrote to memory of 1820	3008	7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe	szgfw.exe
PID 3008 wrote to memory of 1820	3008	7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe	szgfw.exe
PID 3008 wrote to memory of 1820	3008	7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe
"C:\Users\Admin\AppData\Local\Temp\7f6cda2e1094d7a23335de71c9aef0d3adf5fb2a82c50defc31b9cb9b277ab66.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3008

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:1820

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1152

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:3664

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:2904

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
MD5
39b8f0e5ef86a324eeafa339a91bcae4

SHA1
a8d726961840c472f0d8ee878aa672d0b9073562

SHA256
41c609eed42b798a1586af044a3cf91a51c22f60eeb38bddf2e4441bc60f646f

SHA512
e5f7941e13945449a350cf2cae57bc25b07312e4d5c33e3a5f901131df737ff536067cc76dbf6b9df58b868b2d55842672d56f0a8801ece1528cff701c61bf5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
MD5
39b8f0e5ef86a324eeafa339a91bcae4

SHA1
a8d726961840c472f0d8ee878aa672d0b9073562

SHA256
41c609eed42b798a1586af044a3cf91a51c22f60eeb38bddf2e4441bc60f646f

SHA512
e5f7941e13945449a350cf2cae57bc25b07312e4d5c33e3a5f901131df737ff536067cc76dbf6b9df58b868b2d55842672d56f0a8801ece1528cff701c61bf5e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads