Analysis
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max time kernel
164s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:44
Static task
static1
Behavioral task
behavioral1
Sample
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe
Resource
win10v2004-en-20220112
General
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Target
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe
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Size
101KB
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MD5
3cd70a92e68e822b0f97a38952f0e737
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SHA1
ec54381764ed3e0d0cec868c1146dd30397c7a65
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SHA256
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247
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SHA512
8d1cc115b0f8d0dd0a57aa562416e75d052f7589400ec0b1073e1cfd39f3a5597b765d59611555c3594f2822d7ee17a3b25f088b0f9d735f59db14aa493ef38e
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 2900 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.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 51 IoCs
Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" 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\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\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 (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\UploadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.941125" 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\DownloadMonthlyLanBytes = "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\UploadRatePct = "100" 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\UploadMonthlyLanBytes = "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\MonthlyUploadRestriction = "0" 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\MemoryUsageKB = "3992" 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 = "132893020424826911" 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\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.013235" 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\CacheSizeBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.088294" 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 (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\LANConnectionCount = "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\UplinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.522822" 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\LinkLocalConnectionCount = "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\MemoryUsageKB = "4320" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "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\DownloadMonthlyCdnBytes = "0" 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\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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe Token: SeRestorePrivilege 3476 TiWorker.exe Token: SeSecurityPrivilege 3476 TiWorker.exe Token: SeBackupPrivilege 3476 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.execmd.exedescription pid process target process PID 3732 wrote to memory of 2900 3732 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe MediaCenter.exe PID 3732 wrote to memory of 2900 3732 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe MediaCenter.exe PID 3732 wrote to memory of 2900 3732 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe MediaCenter.exe PID 3732 wrote to memory of 1956 3732 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe cmd.exe PID 3732 wrote to memory of 1956 3732 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe cmd.exe PID 3732 wrote to memory of 1956 3732 0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe cmd.exe PID 1956 wrote to memory of 3144 1956 cmd.exe PING.EXE PID 1956 wrote to memory of 3144 1956 cmd.exe PING.EXE PID 1956 wrote to memory of 3144 1956 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe"C:\Users\Admin\AppData\Local\Temp\0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3732 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2900 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0cc0bc48fc0606a1b9ac574fc2797d7793565c5ebe4a9dff304b5b1388011247.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3144
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2152
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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:3244
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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:3476
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
f72ee6d64714c8ce472b72f959d9c2c0
SHA12b2cb07d101f8fe4aa7e727d9abad226933eb4e1
SHA256dffd16a5e60f12ef8695b25e19136a6e89ef1ec21d79f582822d138763afe413
SHA5126e40fa060bdb5375a40dda8bafe7ce0696ad002ccc7325b07a918b2cfbdb195d0bec098a8b49d4cb31d6646e8889735b76e37162e13416d2d6e7d54a8ddf4b49
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MD5
f72ee6d64714c8ce472b72f959d9c2c0
SHA12b2cb07d101f8fe4aa7e727d9abad226933eb4e1
SHA256dffd16a5e60f12ef8695b25e19136a6e89ef1ec21d79f582822d138763afe413
SHA5126e40fa060bdb5375a40dda8bafe7ce0696ad002ccc7325b07a918b2cfbdb195d0bec098a8b49d4cb31d6646e8889735b76e37162e13416d2d6e7d54a8ddf4b49