sakula | 0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944

General

Target

0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe
Size

58KB
MD5

c15de43000930643212ae8f9021b6b01
SHA1

59fcbed166001566243dd97d318b9e649cdb4fcd
SHA256

0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944
SHA512

050355729c6a562c9b9efb7abb864b974d8548f1f63c9aefd278dd81ae4596682bb977c6ec88acd94624f0dba31c86ad81f24275404d21a398e344f12c2f0bc3

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

3168 MediaCenter.exe

pid	process
3168	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:

0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.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"	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.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\PeerInfoCount = "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\LANConnectionCount = "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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "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\MemoryUsageKB = "4228"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	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 (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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\CacheSizeBytes = "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 = "1.276620"	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\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\InternetConnectionCount = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.083326"	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\SwarmCount = "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\DownloadMonthlyCacheHostBytes = "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\GroupConnectionCount = "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\MemoryUsageKB = "4156"	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\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\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\Config\KVFileExpirationTime = "132892983994150962"	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\Config	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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3288 PING.EXE

pid	process
3288	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe
Token: SeBackupPrivilege	308	TiWorker.exe
Token: SeRestorePrivilege	308	TiWorker.exe
Token: SeSecurityPrivilege	308	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.execmd.exe

description	pid	process	target process
PID 3052 wrote to memory of 3168	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe	MediaCenter.exe
PID 3052 wrote to memory of 3168	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe	MediaCenter.exe
PID 3052 wrote to memory of 3168	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe	MediaCenter.exe
PID 3052 wrote to memory of 1556	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe	cmd.exe
PID 3052 wrote to memory of 1556	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe	cmd.exe
PID 3052 wrote to memory of 1556	3052	0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe	cmd.exe
PID 1556 wrote to memory of 3288	1556	cmd.exe	PING.EXE
PID 1556 wrote to memory of 3288	1556	cmd.exe	PING.EXE
PID 1556 wrote to memory of 3288	1556	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe
"C:\Users\Admin\AppData\Local\Temp\0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3052

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3168

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f1d5605a43332e81592452d3a5f69c06216397f2de40691c913265730ed4944.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1556

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3288

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3524

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:3808

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:308

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
a62b8b576806c932e0a2b3a8378f1f55

SHA1
e0e2c45e204f4f1d97208aa10cbf1f4034ad3a14

SHA256
6d0087c623581ec901b4e38b69ed81dc80b1e8dfd0afe22d2fb732234b8cbce4

SHA512
ddbad0c1085b2753e34237664df65499bcdfa022cb2a4be86bc155bb55c145912ba21549be2ba1037907a725c4a8226e09a8c169f4b5879c1e1b999f3d0aceff

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

MD5
a62b8b576806c932e0a2b3a8378f1f55

SHA1
e0e2c45e204f4f1d97208aa10cbf1f4034ad3a14

SHA256
6d0087c623581ec901b4e38b69ed81dc80b1e8dfd0afe22d2fb732234b8cbce4

SHA512
ddbad0c1085b2753e34237664df65499bcdfa022cb2a4be86bc155bb55c145912ba21549be2ba1037907a725c4a8226e09a8c169f4b5879c1e1b999f3d0aceff

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads