Analysis
-
max time kernel
168s -
max time network
184s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:07
Static task
static1
Behavioral task
behavioral1
Sample
0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe
Resource
win10v2004-en-20220112
General
-
Target
0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe
-
Size
100KB
-
MD5
9e42d2fda7ed33631be2ef53a74ff20c
-
SHA1
dcfb6240090bcbfa75f936af72f5327d1dbcabb7
-
SHA256
0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b
-
SHA512
bc683b9d70b2d6b82ede9960ac43e5e801fcbe93d7b6a797226105c81daa77497df4b2348bdb45c0ff314f6f95108aa53c863cdd29dc82d12e8628bc5b88046b
Malware Config
Signatures
-
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 3832 created 2572 3832 WerFault.exe 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe -
Drops file in Windows directory 3 IoCs
Processes:
svchost.exeTiWorker.exedescription 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 -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3836 2572 WerFault.exe 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe 3248 2572 WerFault.exe 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe -
Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MusNotifyIcon.exeWerFault.exedescription 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WerFault.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
WerFault.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WerFault.exe -
Modifies data under HKEY_USERS 49 IoCs
Processes:
svchost.exedescription 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\LANConnectionCount = "0" 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\DownloadMonthlyGroupBytes = "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\DownloadMonthlyRateFrCnt = "0" 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\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" 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\DODownloadMode = "1" 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\InternetConnectionCount = "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\UploadRatePct = "100" 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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.936921" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4336" 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\Usage 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\DownlinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.125209" 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\DownloadMode_BackCompat = "1" 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\MonthID = "2" 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\UplinkBps = "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\UploadCount = "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\DownloadMonthlyLanBytes = "0" 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\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893034442109950" 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\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\DownloadMonthlyRateBkBps = "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 (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\PriorityDownloadCount = "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\MemoryUsageKB = "4116" svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
WerFault.exepid process 3836 WerFault.exe 3836 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WerFault.exeTiWorker.exedescription pid process Token: SeRestorePrivilege 3836 WerFault.exe Token: SeBackupPrivilege 3836 WerFault.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe Token: SeSecurityPrivilege 2612 TiWorker.exe Token: SeBackupPrivilege 2612 TiWorker.exe Token: SeRestorePrivilege 2612 TiWorker.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exeWerFault.exedescription pid process target process PID 2572 wrote to memory of 3836 2572 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe WerFault.exe PID 2572 wrote to memory of 3836 2572 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe WerFault.exe PID 2572 wrote to memory of 3836 2572 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe WerFault.exe PID 3832 wrote to memory of 2572 3832 WerFault.exe 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe PID 3832 wrote to memory of 2572 3832 WerFault.exe 0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe"C:\Users\Admin\AppData\Local\Temp\0ba7547b860406d9d4de9fe872ec8a2f607bb306bd64c2120217807780d7853b.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 3402⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3836 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 3402⤵
- Program crash
PID:3248
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2572 -ip 25721⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:3832
-
C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3300
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2796
-
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:2612