Analysis
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max time kernel
159s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:36
Static task
static1
Behavioral task
behavioral1
Sample
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe
Resource
win10v2004-en-20220112
General
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Target
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe
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Size
99KB
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MD5
2600283d5171c2f4bda7befc2f2d1583
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SHA1
81612cd2b34a6d69509c042f8125bcca3c9ff393
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SHA256
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5
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SHA512
6b7f70834f4441071e2ff89b2fc7489978d8dbdf5d73739f5cedc8ab9c1a3746b2d410383e192e114928e0de3770435993cca60c5acfe686073d77ff7b54504d
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3004 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe -
Drops file in Windows directory 2 IoCs
Processes:
TiWorker.exedescription 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.
Processes:
MusNotifyIcon.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 -
Modifies data under HKEY_USERS 46 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\DownloadMode_BackCompat = "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\MemoryUsageKB = "4204" 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\MonthID = "2" 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\DownloadMonthlyRateBkCnt = "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\DownlinkUsageBps = "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\PriorityDownloadPendingCount = "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\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\SwarmCount = "1" 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\UplinkBps = "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\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4084" 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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateBkBps = "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\NormalDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" 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\LinkLocalConnectionCount = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.486395" 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\UploadMonthlyLanBytes = "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\DownloadMonthlyLinkLocalBytes = "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\PeerInfoCount = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.136665" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe Token: SeBackupPrivilege 2464 TiWorker.exe Token: SeRestorePrivilege 2464 TiWorker.exe Token: SeSecurityPrivilege 2464 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.execmd.exedescription pid process target process PID 1960 wrote to memory of 3004 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe MediaCenter.exe PID 1960 wrote to memory of 3004 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe MediaCenter.exe PID 1960 wrote to memory of 3004 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe MediaCenter.exe PID 1960 wrote to memory of 2828 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe cmd.exe PID 1960 wrote to memory of 2828 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe cmd.exe PID 1960 wrote to memory of 2828 1960 0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe cmd.exe PID 2828 wrote to memory of 528 2828 cmd.exe PING.EXE PID 2828 wrote to memory of 528 2828 cmd.exe PING.EXE PID 2828 wrote to memory of 528 2828 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe"C:\Users\Admin\AppData\Local\Temp\0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3004 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d1e31d8639d4d1725b479d544b94df52870eb474353bb1e238c2504fa1984d5.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:528
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2528
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Modifies data under HKEY_USERS
PID:460
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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:2464
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
474f4cb1cf3a21ef0ff61e9751aca375
SHA1eb8c6b946f2260ef27e6828bb17e76e6160120d2
SHA256a9bdd36f10f31eaedc19bb958b6cadb3d6607a47ad367d528965e8fd79e660f6
SHA512c9ce4ba990dcee2ade428fdbb87667fe34a846e0bc10470a3f84f3b50420632222a3ee18ff0b53a847f6a470ba468dded1e8c8ced905386f85904715e5f4c1d2
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MD5
474f4cb1cf3a21ef0ff61e9751aca375
SHA1eb8c6b946f2260ef27e6828bb17e76e6160120d2
SHA256a9bdd36f10f31eaedc19bb958b6cadb3d6607a47ad367d528965e8fd79e660f6
SHA512c9ce4ba990dcee2ade428fdbb87667fe34a846e0bc10470a3f84f3b50420632222a3ee18ff0b53a847f6a470ba468dded1e8c8ced905386f85904715e5f4c1d2