Analysis
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max time kernel
164s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
14-02-2022 08:30
Static task
static1
Behavioral task
behavioral1
Sample
0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe
Resource
win10v2004-en-20220112
windows10-2004_x64
0 signatures
0 seconds
General
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Target
0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe
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Size
36KB
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MD5
dbdcc42cd1c662d8e3b984c29ac59a87
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SHA1
120c239072aaf09c31c81840a4a314201af9ff3e
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SHA256
0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e
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SHA512
3acd419cf3e46351f0e6e8ba235a21cf05145d73f7d26c22e909b262b547c1e3140a37484065337b0efad45ed9d3a71512d0a7f0e372676d0cf54637c3383e3a
Score
10/10
Malware Config
Signatures
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Upatre
Upatre is a generic malware downloader.
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Executes dropped EXE 1 IoCs
pid Process 3064 szgfw.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe -
Drops file in Windows directory 2 IoCs
description ioc Process 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.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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 50 IoCs
description ioc Process 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\FrDownloadRatePct = "90" 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 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\Settings 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\NormalDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.026688" 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\SwarmCount = "1" 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\DownloadMonthlyRateBkCnt = "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\LANConnectionCount = "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\UploadRatePct = "100" 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\DownloadMonthlyCdnBytes = "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\SwarmCount = "0" 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 = "132894781454986092" 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\PeerInfoCount = "0" 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\MemoryUsageKB = "3956" 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\Config\DownloadMode_BackCompat = "1" 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\MonthlyUploadRestriction = "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\DownloadMonthlyRateBkBps = "0" 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\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\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.777799" 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\DownloadMonthlyGroupBytes = "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\PriorityDownloadPendingCount = "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\MemoryUsageKB = "4076" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage 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\DownlinkUsageBps = "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\Usage\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" svchost.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1524 wrote to memory of 3064 1524 0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe 75 PID 1524 wrote to memory of 3064 1524 0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe 75 PID 1524 wrote to memory of 3064 1524 0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe 75
Processes
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C:\Users\Admin\AppData\Local\Temp\0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe"C:\Users\Admin\AppData\Local\Temp\0a3c250e9d085ffb1010bdf8f30a78b41617f1bd9780218edcfef00605f9f01e.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:3064
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2556
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Modifies data under HKEY_USERS
PID:2152
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3232