sakula | 105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc

General

Target

105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe
Size

58KB
MD5

b861b218107de70af0ae880a7c123224
SHA1

4b0fea0b12fe37c9651236050efb38fa0dbdb18a
SHA256

105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc
SHA512

adc116afc9106ee790a201e7868aca78002e7d609f77ae5d25bb033d43543490de81363a050394585b2b688471eaa9df1ffc8cd03bfd238995a2abfaff072ebe

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3732 MediaCenter.exe

pid	process
3732	MediaCenter.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	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.

System Information Discovery
T1082

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\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 = "0.742855"	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\DownloadMonthlyLinkLocalBytes = "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\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 (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
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\UploadMonthlyInternetBytes = "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\DownloadMonthlyRateFrBps = "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
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\Config	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\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\NormalDownloadCount = "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\DownloadMonthlyRateBkBps = "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\UploadRatePct = "100"	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\MonthID = "2"	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\CacheSizeBytes = "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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.304354"	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\DownloadMonthlyCacheHostBytes = "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\BkDownloadRatePct = "45"	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\MemoryUsageKB = "4148"	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\UplinkBps = "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\MemoryUsageKB = "4268"	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 = "132892968524764480"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3348 PING.EXE

pid	process
3348	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.execmd.exe

description	pid	process	target process
PID 3676 wrote to memory of 3732	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe	MediaCenter.exe
PID 3676 wrote to memory of 3732	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe	MediaCenter.exe
PID 3676 wrote to memory of 3732	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe	MediaCenter.exe
PID 3676 wrote to memory of 3240	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe	cmd.exe
PID 3676 wrote to memory of 3240	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe	cmd.exe
PID 3676 wrote to memory of 3240	3676	105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe	cmd.exe
PID 3240 wrote to memory of 3348	3240	cmd.exe	PING.EXE
PID 3240 wrote to memory of 3348	3240	cmd.exe	PING.EXE
PID 3240 wrote to memory of 3348	3240	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe
"C:\Users\Admin\AppData\Local\Temp\105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3676

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3732

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\105d824d65eb535a2fa3523ed4917ea7c368d512a31023abf857bff582a5b2fc.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3240

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3348

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3492

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1352

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
c7dee8c64e488392067b5d9ec0dd9082

SHA1
66c32e5f68158dc43c63cd16bc8a4fcba7afd4ad

SHA256
443f7de406690f1e0d977b54b8b8341eee4a132d0531d55dd0915990e6666b5d

SHA512
2545a66d8b4db464dff67e59c696a9fb8b69e2cd0833aacdca4b47630dff7430b52874541601c44f28657bec6b03027360ae20e7b893a7dfeed7a9c0655a54b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
c7dee8c64e488392067b5d9ec0dd9082

SHA1
66c32e5f68158dc43c63cd16bc8a4fcba7afd4ad

SHA256
443f7de406690f1e0d977b54b8b8341eee4a132d0531d55dd0915990e6666b5d

SHA512
2545a66d8b4db464dff67e59c696a9fb8b69e2cd0833aacdca4b47630dff7430b52874541601c44f28657bec6b03027360ae20e7b893a7dfeed7a9c0655a54b2

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads