sakula | 02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8

General

Target

02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe
Size

191KB
MD5

415050c1ccf39194f597730c8c81ca03
SHA1

43d8610ea1630570f0ba5e831ad2f9c48cfcd7da
SHA256

02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8
SHA512

cfbc61f49712195270bd8312bc53d7859247ba80b9add53773b31a998335691dcf79869d93b43216a51bf082c7f4d95a76c7d3210f44c9f7546fff91d8499739

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

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.exe

pid process

1340 MediaCenter.exe

pid	process
1340	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:

02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.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"	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
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

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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\SwarmCount = "1"	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\NormalDownloadPendingCount = "0"	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\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\GroupConnectionCount = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4236"	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\Config\DownloadMode_BackCompat = "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\InternetConnectionCount = "0"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.259719"	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	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\DownloadMonthlyCacheHostBytes = "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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4072"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\CDNConnectionCount = "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\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.092645"	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\DODownloadMode = "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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893187343268266"	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\LinkLocalConnectionCount = "0"	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\UploadMonthlyLanBytes = "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 = "2.884410"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2760 PING.EXE

pid	process
2760	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe
Token: SeBackupPrivilege	2400	TiWorker.exe
Token: SeRestorePrivilege	2400	TiWorker.exe
Token: SeSecurityPrivilege	2400	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.execmd.exe

description	pid	process	target process
PID 4088 wrote to memory of 1340	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe	MediaCenter.exe
PID 4088 wrote to memory of 1340	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe	MediaCenter.exe
PID 4088 wrote to memory of 1340	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe	MediaCenter.exe
PID 4088 wrote to memory of 2812	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe	cmd.exe
PID 4088 wrote to memory of 2812	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe	cmd.exe
PID 4088 wrote to memory of 2812	4088	02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe	cmd.exe
PID 2812 wrote to memory of 2760	2812	cmd.exe	PING.EXE
PID 2812 wrote to memory of 2760	2812	cmd.exe	PING.EXE
PID 2812 wrote to memory of 2760	2812	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe
"C:\Users\Admin\AppData\Local\Temp\02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4088

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1340

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\02d81de1a48a06bd3cc4fcd81a550edc42f531be9ae8c7bc56e6bae53187c2f8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2812

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2760

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3432

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:972

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:2400

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
1266c5e5166ade9a03893cd1ce78a1ba

SHA1
9c16824f48cc9c65c989d1054585bf3f53f6619d

SHA256
e2fe6bf5b2d69888a8eca3b9be00c5d5b675a03eefb7cde25e9465a9d66d72e5

SHA512
d8db0e296047ea071769af7c6ee3c771bf148417df211c1c5943184bfd6e4bd8b705b6d959031ff5e58f151e55af752c6e912787677b04b649253a59e037d0d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
1266c5e5166ade9a03893cd1ce78a1ba

SHA1
9c16824f48cc9c65c989d1054585bf3f53f6619d

SHA256
e2fe6bf5b2d69888a8eca3b9be00c5d5b675a03eefb7cde25e9465a9d66d72e5

SHA512
d8db0e296047ea071769af7c6ee3c771bf148417df211c1c5943184bfd6e4bd8b705b6d959031ff5e58f151e55af752c6e912787677b04b649253a59e037d0d7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads