sakula | 06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77

General

Target

06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe
Size

35KB
MD5

8b5d6271d7ab70c66d35d09510c0a1cc
SHA1

31d4e3ab00799bb78dff7e2d1613d299add76811
SHA256

06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77
SHA512

9a2baf8046858361a200c565fb28e05c7551a79c5de44390bfa629deeb3613a316e0de4a20821a38123ff7ece052f16ec883152dcaf4543d867cc45641525fd5

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

2564 MediaCenter.exe

pid	process
2564	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:

06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.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"	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\GroupConnectionCount = "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\UploadMonthlyInternetBytes = "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 = "0.116369"	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\LinkLocalConnectionCount = "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\Usage\PeerInfoCount = "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\NormalDownloadPendingCount = "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\DownlinkBps = "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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyInternetBytes = "0"	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\DownlinkUsageBps = "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 = "0.000000"	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\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 (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\DownloadMonthlyRateBkCnt = "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\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\BkDownloadRatePct = "45"	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\DownloadMonthlyLinkLocalBytes = "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\Config\KVFileExpirationTime = "132893129902984745"	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\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\MemoryUsageKB = "4080"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.477621"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2980 PING.EXE

pid	process
2980	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe
Token: SeBackupPrivilege	404	TiWorker.exe
Token: SeRestorePrivilege	404	TiWorker.exe
Token: SeSecurityPrivilege	404	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.execmd.exe

description	pid	process	target process
PID 1772 wrote to memory of 2564	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe	MediaCenter.exe
PID 1772 wrote to memory of 2564	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe	MediaCenter.exe
PID 1772 wrote to memory of 2564	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe	MediaCenter.exe
PID 1772 wrote to memory of 1252	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe	cmd.exe
PID 1772 wrote to memory of 1252	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe	cmd.exe
PID 1772 wrote to memory of 1252	1772	06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe	cmd.exe
PID 1252 wrote to memory of 2980	1252	cmd.exe	PING.EXE
PID 1252 wrote to memory of 2980	1252	cmd.exe	PING.EXE
PID 1252 wrote to memory of 2980	1252	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe
"C:\Users\Admin\AppData\Local\Temp\06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1772

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2564

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06d8b4de2971df1bfed7e24f4a3357c75f3139c47d3184331b7185c0a6e22d77.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1252

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2980

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3616

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:3556

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:404

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
e5ddfa10bde97d40ddd42e631caaff78

SHA1
5c8ba821a07abc4ea9583698cc2a2793ad646bde

SHA256
501345bbdc1574951c59557c4e8868a616e50a4c3602a39d96fad07048157656

SHA512
33b235659cdc97c4dd75e46f6ca7fcee13c3198d07accaec80889834eb3f08b57a8c5aa8a62786324193ea122634327e80c604ebc3921e0e1479863d3876809d

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
e5ddfa10bde97d40ddd42e631caaff78

SHA1
5c8ba821a07abc4ea9583698cc2a2793ad646bde

SHA256
501345bbdc1574951c59557c4e8868a616e50a4c3602a39d96fad07048157656

SHA512
33b235659cdc97c4dd75e46f6ca7fcee13c3198d07accaec80889834eb3f08b57a8c5aa8a62786324193ea122634327e80c604ebc3921e0e1479863d3876809d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads