sakula | 0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2

General

Target

0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe
Size

101KB
MD5

5c73f381c5b0c60fae0f5133c3e6cbc8
SHA1

16919faedfed2ca29334e3560d5927193bfcc6e3
SHA256

0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2
SHA512

c83512447d1d92abb86890a1515cbe7919dd9ec45c0ec3dbb18991a003ea9b739c49a4702b04295209e069edfb0d8a387b52fc3dc2a59edaf3841f234c7835bd

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

3512 MediaCenter.exe

pid	process
3512	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:

0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.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"	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.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\DownloadMonthlyGroupBytes = "0"	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\GroupConnectionCount = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateFrBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.619512"	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\DownloadMonthlyLinkLocalBytes = "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\FrDownloadRatePct = "90"	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\NormalDownloadPendingCount = "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\DownloadMonthlyCdnBytes = "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\NormalDownloadCount = "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\Config	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\DownlinkBps = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.585483"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	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\Config\DODownloadMode = "1"	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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\PeerInfoCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.249973"	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\UploadMonthlyLanBytes = "0"	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 = "132893043422367210"	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\LinkLocalConnectionCount = "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\Settings	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3680 PING.EXE

pid	process
3680	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe
Token: SeBackupPrivilege	2896	TiWorker.exe
Token: SeRestorePrivilege	2896	TiWorker.exe
Token: SeSecurityPrivilege	2896	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.execmd.exe

description	pid	process	target process
PID 2460 wrote to memory of 3512	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe	MediaCenter.exe
PID 2460 wrote to memory of 3512	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe	MediaCenter.exe
PID 2460 wrote to memory of 3512	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe	MediaCenter.exe
PID 2460 wrote to memory of 2816	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe	cmd.exe
PID 2460 wrote to memory of 2816	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe	cmd.exe
PID 2460 wrote to memory of 2816	2460	0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe	cmd.exe
PID 2816 wrote to memory of 3680	2816	cmd.exe	PING.EXE
PID 2816 wrote to memory of 3680	2816	cmd.exe	PING.EXE
PID 2816 wrote to memory of 3680	2816	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe
"C:\Users\Admin\AppData\Local\Temp\0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2460

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3512

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b3e128c6e2142567c49a4765a827f310aef830fee9efcfa50fb7b590d2d7cf2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2816

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3680

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3016

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:3692

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:2896

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
313bd3e791b3cfe8a15e352a89948892

SHA1
bb809d52d8c01b7d95bf7d69784d2486703f28d9

SHA256
695603fbc9c5867108cdab8a908669f058e3d2c640e93cce895a8718fbd510fa

SHA512
69a43842fb034e64e160da2f6317c788b93dd918731d78f85d920bc5723dd424a19e2d2abadda6b0a6989fe5faa090f925483e43fe5715da5834f625c1ce04ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
313bd3e791b3cfe8a15e352a89948892

SHA1
bb809d52d8c01b7d95bf7d69784d2486703f28d9

SHA256
695603fbc9c5867108cdab8a908669f058e3d2c640e93cce895a8718fbd510fa

SHA512
69a43842fb034e64e160da2f6317c788b93dd918731d78f85d920bc5723dd424a19e2d2abadda6b0a6989fe5faa090f925483e43fe5715da5834f625c1ce04ff

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads