sakula | 1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e

General

Target

1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe
Size

58KB
MD5

7b41b95ef5d58b1f808af2509ca5cfe3
SHA1

3d3c9b76cfb6d8f1824435d69d03c152931d35f6
SHA256

1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e
SHA512

c8e7cd26c078217e8658eaa06a5c2eb8e81b223a89d71215a1915b3f24c2a43ff277129e245a275c7c4d1e94790763dddac2a54b164bb3dd6266a5eb04123cfc

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

2080 MediaCenter.exe

pid	process
2080	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:

1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.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"	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
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

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 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 47 IoCs

Processes:

svchost.exe

description	ioc	process
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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4164"	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\GroupConnectionCount = "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\Usage\UploadMonthlyLanBytes = "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\Config\KVFileExpirationTime = "132892929007741060"	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\DownlinkUsageBps = "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\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\DownloadMonthlyRateFrCnt = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.019201"	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\DownloadMonthlyRateFrBps = "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\UploadRatePct = "100"	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\MonthlyUploadRestriction = "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\MonthID = "2"	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\LANConnectionCount = "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\Config\DODownloadMode = "1"	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\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 (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\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.939851"	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\DownloadMonthlyRateBkCnt = "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
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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4368"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3708 PING.EXE

pid	process
3708	PING.EXE

Suspicious use of AdjustPrivilegeToken 34 IoCs

Processes:

1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe
Token: SeBackupPrivilege	1292	TiWorker.exe
Token: SeRestorePrivilege	1292	TiWorker.exe
Token: SeSecurityPrivilege	1292	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.execmd.exe

description	pid	process	target process
PID 1308 wrote to memory of 2080	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe	MediaCenter.exe
PID 1308 wrote to memory of 2080	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe	MediaCenter.exe
PID 1308 wrote to memory of 2080	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe	MediaCenter.exe
PID 1308 wrote to memory of 3060	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe	cmd.exe
PID 1308 wrote to memory of 3060	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe	cmd.exe
PID 1308 wrote to memory of 3060	1308	1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe	cmd.exe
PID 3060 wrote to memory of 3708	3060	cmd.exe	PING.EXE
PID 3060 wrote to memory of 3708	3060	cmd.exe	PING.EXE
PID 3060 wrote to memory of 3708	3060	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe
"C:\Users\Admin\AppData\Local\Temp\1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1308

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2080

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1365d82c9a4393c181f31a076e3b60b85b3eb65a731cdce90edc2588d3ead17e.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3060

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3708

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2604

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:2636

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:1292

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
f7ca6d57476b93f77bd2b6c208398c42

SHA1
150933c8d9f933f9e89ee1fb3cc8475c231b6741

SHA256
8955f2bf7eb96fb1e703143e3bdf84b5e9978cd0c6000b8e6ee58d253162e9c8

SHA512
39dca98a6ee1055d29e2a9f2dce3817c6b917b4de7a6f3acb0e2a5f80b5ab1b8d82614d3d493f19e69b2bcfdfc0fda97055723e23f9adfb26fd5a9f0faf78358

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

MD5
f7ca6d57476b93f77bd2b6c208398c42

SHA1
150933c8d9f933f9e89ee1fb3cc8475c231b6741

SHA256
8955f2bf7eb96fb1e703143e3bdf84b5e9978cd0c6000b8e6ee58d253162e9c8

SHA512
39dca98a6ee1055d29e2a9f2dce3817c6b917b4de7a6f3acb0e2a5f80b5ab1b8d82614d3d493f19e69b2bcfdfc0fda97055723e23f9adfb26fd5a9f0faf78358

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads