sakula | 0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138

General

Target

0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe
Size

60KB
MD5

9452eb6d02b3cb8a9ba07f2915c96d5f
SHA1

7645cf3d88f9f86ff1dd87d7647a70b82f1150fd
SHA256

0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138
SHA512

9a171a5aa8615bd5f6bf231593bccd701085a0fe73a878b70c0b0d9250d6feecea4659f5130ffb6dfef7863499d15afe9401ba0eb5f7bf1de7787c53be3b8bcd

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

3648 MediaCenter.exe

pid	process
3648	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:

0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.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"	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.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\UplinkBps = "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\FrDownloadRatePct = "90"	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\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 = "5.000258"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\PriorityDownloadCount = "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\BkDownloadRatePct = "45"	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\Config	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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.258302"	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\InternetConnectionCount = "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\KVFileExpirationTime = "132892992440096154"	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\DownlinkUsageBps = "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\MemoryUsageKB = "4084"	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\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\MonthlyUploadRestriction = "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\SwarmCount = "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\CacheSizeBytes = "0"	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\MonthID = "2"	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\MemoryUsageKB = "4292"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.941370"	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\DownloadMonthlyInternetBytes = "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\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\LinkLocalConnectionCount = "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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3408 PING.EXE

pid	process
3408	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe
Token: SeBackupPrivilege	1400	TiWorker.exe
Token: SeRestorePrivilege	1400	TiWorker.exe
Token: SeSecurityPrivilege	1400	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.execmd.exe

description	pid	process	target process
PID 1812 wrote to memory of 3648	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe	MediaCenter.exe
PID 1812 wrote to memory of 3648	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe	MediaCenter.exe
PID 1812 wrote to memory of 3648	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe	MediaCenter.exe
PID 1812 wrote to memory of 3312	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe	cmd.exe
PID 1812 wrote to memory of 3312	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe	cmd.exe
PID 1812 wrote to memory of 3312	1812	0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe	cmd.exe
PID 3312 wrote to memory of 3408	3312	cmd.exe	PING.EXE
PID 3312 wrote to memory of 3408	3312	cmd.exe	PING.EXE
PID 3312 wrote to memory of 3408	3312	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe
"C:\Users\Admin\AppData\Local\Temp\0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1812

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3648

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ee427f93b9cedea3605818b87b8cc8affd0fe0a646dc2047f6cacb14c970138.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3312

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3408

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:528

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:224

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:1400

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
70443e1c4d1825d235da6b662d587eee

SHA1
988b79e3006d7b6530d8ceb53a1047db537f9a25

SHA256
6348a3b4a4b4399033712e489cb1c223a1c5a82de2c09955a1c8caf1a427ffb4

SHA512
ed52235f0ed454d39c41b2c53949c77830984ae9b470f8d23be7c074348668f1fe6d1949bffbda5dd824f21cb82069b855018a5a6b0df27929d655cd8dcfc448

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

MD5
70443e1c4d1825d235da6b662d587eee

SHA1
988b79e3006d7b6530d8ceb53a1047db537f9a25

SHA256
6348a3b4a4b4399033712e489cb1c223a1c5a82de2c09955a1c8caf1a427ffb4

SHA512
ed52235f0ed454d39c41b2c53949c77830984ae9b470f8d23be7c074348668f1fe6d1949bffbda5dd824f21cb82069b855018a5a6b0df27929d655cd8dcfc448

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads