sakula | 0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d

General

Target

0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe
Size

100KB
MD5

7bfba06d804348981a7559484793a8dc
SHA1

078faa0c7a4de6572ae2d4bac80a3892e131f983
SHA256

0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d
SHA512

7adde601b73ab0418c3a9f0b6b42975677a39440948cc68baeb5f1cdcd7b8a6849baa8f1be77f9d1e9158e05f836b03e961cb7a2e21c090c0d78c640a4bbd634

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

3348 MediaCenter.exe

pid	process
3348	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:

0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.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"	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.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\DownloadMonthlyInternetBytes = "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\BkDownloadRatePct = "45"	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\NormalDownloadPendingCount = "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\DownloadMonthlyRateBkCnt = "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\Config	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\CDNConnectionCount = "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 = "7.894064"	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\DownloadMonthlyRateFrCnt = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.265868"	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\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\DownloadMonthlyCacheHostBytes = "0"	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\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\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\DownlinkBps = "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 = "10.003637"	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\CacheSizeBytes = "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 = "4308"	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\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\DownloadMonthlyRateBkBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	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\Config\KVFileExpirationTime = "132893010725730686"	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\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\FrDownloadRatePct = "90"	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

2084 PING.EXE

pid	process
2084	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe
Token: SeBackupPrivilege	3308	TiWorker.exe
Token: SeRestorePrivilege	3308	TiWorker.exe
Token: SeSecurityPrivilege	3308	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.execmd.exe

description	pid	process	target process
PID 1712 wrote to memory of 3348	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe	MediaCenter.exe
PID 1712 wrote to memory of 3348	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe	MediaCenter.exe
PID 1712 wrote to memory of 3348	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe	MediaCenter.exe
PID 1712 wrote to memory of 2548	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe	cmd.exe
PID 1712 wrote to memory of 2548	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe	cmd.exe
PID 1712 wrote to memory of 2548	1712	0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe	cmd.exe
PID 2548 wrote to memory of 2084	2548	cmd.exe	PING.EXE
PID 2548 wrote to memory of 2084	2548	cmd.exe	PING.EXE
PID 2548 wrote to memory of 2084	2548	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe
"C:\Users\Admin\AppData\Local\Temp\0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1712

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3348

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d766510ecf3c0c605e8121e057f85dbe4280b48ef67a0489569e9b7fbb6478d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2084

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2356

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:3336

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:3308

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
3e365c67d3b287a894e9b79286ecb3bd

SHA1
855397522e58888b9482236ce2c2543ab06fcc2e

SHA256
00488e464371eac55c40c20edb0cc4de29cfae4a45752641df3f60c392bb2834

SHA512
1c6b56d9d4f1c413d24a09c556de3b386c778c056fa3095ac6ec81bc739416cbf9d1fba27dfd4882978d1a2a4d433d907ef78d573300b06952cac09a70025ae0

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

MD5
3e365c67d3b287a894e9b79286ecb3bd

SHA1
855397522e58888b9482236ce2c2543ab06fcc2e

SHA256
00488e464371eac55c40c20edb0cc4de29cfae4a45752641df3f60c392bb2834

SHA512
1c6b56d9d4f1c413d24a09c556de3b386c778c056fa3095ac6ec81bc739416cbf9d1fba27dfd4882978d1a2a4d433d907ef78d573300b06952cac09a70025ae0

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads