Analysis
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max time kernel
167s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:01
Static task
static1
Behavioral task
behavioral1
Sample
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe
Resource
win10v2004-en-20220112
General
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Target
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe
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Size
150KB
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MD5
e462a24b45e91fd7818ad9007d0edc8a
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SHA1
a6d83735ed4708f1b635af121c5bcd07166a6ab6
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SHA256
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c
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SHA512
f2e89b5f41470e49cefb5e6cdc50260136c841472a20efe8dd8af4e1d1fb4722022cd431508e7705b01895d5f62c578db944f7e84bb5e9f7c18214a7237ef9b2
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 2484 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.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 -
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 50 IoCs
Processes:
svchost.exedescription ioc process 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\Usage 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\DownloadMonthlyCacheHostBytes = "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\InternetConnectionCount = "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 = "1.612928" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "24.998800" 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\Usage\DownloadMonthlyRateBkBps = "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\FrDownloadRatePct = "90" 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\MemoryUsageKB = "4340" 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\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\DownlinkUsageBps = "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 = "4136" 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\UploadCount = "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\Usage\UploadMonthlyInternetBytes = "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\DownloadMonthlyRateFrBps = "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\CacheSizeBytes = "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\SwarmCount = "1" 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\PriorityDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "15.383017" 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\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893030949194294" 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\MonthID = "2" 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\LANConnectionCount = "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\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\CDNConnectionCount = "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 = "4348" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe Token: SeBackupPrivilege 952 TiWorker.exe Token: SeRestorePrivilege 952 TiWorker.exe Token: SeSecurityPrivilege 952 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.execmd.exedescription pid process target process PID 3228 wrote to memory of 2484 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe MediaCenter.exe PID 3228 wrote to memory of 2484 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe MediaCenter.exe PID 3228 wrote to memory of 2484 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe MediaCenter.exe PID 3228 wrote to memory of 3888 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe cmd.exe PID 3228 wrote to memory of 3888 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe cmd.exe PID 3228 wrote to memory of 3888 3228 0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe cmd.exe PID 3888 wrote to memory of 3152 3888 cmd.exe PING.EXE PID 3888 wrote to memory of 3152 3888 cmd.exe PING.EXE PID 3888 wrote to memory of 3152 3888 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe"C:\Users\Admin\AppData\Local\Temp\0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3228 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2484 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0be5424bcd08263fa76f69c19086f23986d45a0879befaddff383780a236ab7c.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3888 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3152
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3100
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3980
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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:952
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7f170f69b21ee6c0d2898a1953410105
SHA1f94d6cc9b2bfc930b2225d8c1712fd837c334ab5
SHA2563afce402c2ed0325d1a2e6fb9910ae8bce9eadd74cbe443de83fe16e76a40afc
SHA512f45bf529643d8519d9c06c9bf1e7a7f796d9a742b54f3fbf432efb6d867d602c7e74aff535b07d2b8f423bc40d84b5cdad5b09c8bf8c7f88cabc64b589434214
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MD5
7f170f69b21ee6c0d2898a1953410105
SHA1f94d6cc9b2bfc930b2225d8c1712fd837c334ab5
SHA2563afce402c2ed0325d1a2e6fb9910ae8bce9eadd74cbe443de83fe16e76a40afc
SHA512f45bf529643d8519d9c06c9bf1e7a7f796d9a742b54f3fbf432efb6d867d602c7e74aff535b07d2b8f423bc40d84b5cdad5b09c8bf8c7f88cabc64b589434214