sakula | 0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39

General

Target

0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe
Size

58KB
MD5

e2b4b705c6b92cf2ef890e3412774487
SHA1

158018fecd7e618914ed803360a103d4347ef505
SHA256

0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39
SHA512

4e52e3a765ff021b657e925ba73cc402f637d0d043bdfed6da8db5cf542c826041ecb694dc76c6f3e22169d0cac443abbb4340e89ca50b7f677d8aa50a65ec7f

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

2148 MediaCenter.exe

pid	process
2148	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:

0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.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"	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.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 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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.496841"	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\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.091698"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\MonthlyUploadRestriction = "0"	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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304"	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\DownloadMonthlyGroupBytes = "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\Config\KVFileExpirationTime = "132892996095827298"	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\SwarmCount = "1"	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\MemoryUsageKB = "4100"	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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.527653"	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\Usage\BkDownloadRatePct = "45"	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\DownloadMonthlyLanBytes = "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\PeerInfoCount = "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\UploadCount = "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\NormalDownloadCount = "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\DownloadMonthlyRateFrCnt = "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\NormalDownloadPendingCount = "0"	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\DODownloadMode = "1"	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\DownloadMonthlyRateFrBps = "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\LinkLocalConnectionCount = "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\UplinkUsageBps = "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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3572 PING.EXE

pid	process
3572	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.execmd.exe

description	pid	process	target process
PID 3984 wrote to memory of 2148	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe	MediaCenter.exe
PID 3984 wrote to memory of 2148	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe	MediaCenter.exe
PID 3984 wrote to memory of 2148	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe	MediaCenter.exe
PID 3984 wrote to memory of 1484	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe	cmd.exe
PID 3984 wrote to memory of 1484	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe	cmd.exe
PID 3984 wrote to memory of 1484	3984	0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe	cmd.exe
PID 1484 wrote to memory of 3572	1484	cmd.exe	PING.EXE
PID 1484 wrote to memory of 3572	1484	cmd.exe	PING.EXE
PID 1484 wrote to memory of 3572	1484	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe
"C:\Users\Admin\AppData\Local\Temp\0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3984

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2148

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e902ea0520cd3d1e5316b763925ec0aea96d54dbcb65d38118ff962545abc39.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3572

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1576

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:628

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:1708

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
5bc12586a4313c913bb25aef8f8cc70e

SHA1
bb688334c2915cca19edc0a9b7a690e058a02ee0

SHA256
79c8581fa3f2cad93680b978861d2429f57c3cc703c999409978bff37859d8d5

SHA512
33fed334a44fb125c9c3167c73d9f7d7e7c057ff25a5334eeeb422d998fc1a5e8be4eaea070e6f8a93b8443095bd4ea9d4d19a497a6de951389aa5a255f69a6b

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

MD5
5bc12586a4313c913bb25aef8f8cc70e

SHA1
bb688334c2915cca19edc0a9b7a690e058a02ee0

SHA256
79c8581fa3f2cad93680b978861d2429f57c3cc703c999409978bff37859d8d5

SHA512
33fed334a44fb125c9c3167c73d9f7d7e7c057ff25a5334eeeb422d998fc1a5e8be4eaea070e6f8a93b8443095bd4ea9d4d19a497a6de951389aa5a255f69a6b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads