sakula | 10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c

General

Target

10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe
Size

60KB
MD5

539e2c76ce632ef959e17b4c6e52ac72
SHA1

b4e8844de8208c1f9b18c03f0c9fe9f93c5abce6
SHA256

10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c
SHA512

c4c8e09e6dc1da1db22c1b23f2281e037ebe09004d2be5b83d2362d2a8e2303c76c8f59c0e74ec03add00b6261af646c61145d8a575e79c0a9b9478fe60c40fb

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

3048 MediaCenter.exe

pid	process
3048	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:

10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.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"	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.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

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe

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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "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\BkDownloadRatePct = "45"	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\PriorityDownloadPendingCount = "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\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\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.189107"	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\MonthID = "2"	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\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\Config\DODownloadMode = "1"	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\Config\KVFileExpirationTime = "132892962665555322"	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\PeerInfoCount = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.141545"	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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\MemoryUsageKB = "4304"	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\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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	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\DownloadMonthlyLanBytes = "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\LANConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.333367"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3508 PING.EXE

pid	process
3508	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe
Token: SeBackupPrivilege	2624	TiWorker.exe
Token: SeRestorePrivilege	2624	TiWorker.exe
Token: SeSecurityPrivilege	2624	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.execmd.exe

description	pid	process	target process
PID 2400 wrote to memory of 3048	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe	MediaCenter.exe
PID 2400 wrote to memory of 3048	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe	MediaCenter.exe
PID 2400 wrote to memory of 3048	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe	MediaCenter.exe
PID 2400 wrote to memory of 3252	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe	cmd.exe
PID 2400 wrote to memory of 3252	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe	cmd.exe
PID 2400 wrote to memory of 3252	2400	10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe	cmd.exe
PID 3252 wrote to memory of 3508	3252	cmd.exe	PING.EXE
PID 3252 wrote to memory of 3508	3252	cmd.exe	PING.EXE
PID 3252 wrote to memory of 3508	3252	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe
"C:\Users\Admin\AppData\Local\Temp\10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2400

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3048

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10d15f3cdcc378493ee1fa1721186344edd1515ed9d96870364dfaac165db30c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3252

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3508

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2852

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:3996

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:2624

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

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
011d0cb0500d4c0c283ca345022bbfdc

SHA1
4b270e8d3abd543190f3cedf195eb41dd63ddafa

SHA256
97d1cf55681265676cb51612069e59fe564665cdd23e10e60c2059cffa788bc5

SHA512
e195240ff3179ced0d2449c26e71b669d1608739c920d998af23028790d5cf55b5f5ca759bccec59c32d1bd612886170e5a682837ff393bfbf8fae036a5cdb2d

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

MD5
011d0cb0500d4c0c283ca345022bbfdc

SHA1
4b270e8d3abd543190f3cedf195eb41dd63ddafa

SHA256
97d1cf55681265676cb51612069e59fe564665cdd23e10e60c2059cffa788bc5

SHA512
e195240ff3179ced0d2449c26e71b669d1608739c920d998af23028790d5cf55b5f5ca759bccec59c32d1bd612886170e5a682837ff393bfbf8fae036a5cdb2d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads