sakula | 0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429

General

Target

0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe
Size

35KB
MD5

d6536b1c3a6ec1e6d0e986ed9c1669f2
SHA1

64ba2176a13a9fc7ec66465f451d3e223c22ec71
SHA256

0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429
SHA512

2958be468d235f313fecb574674a150371ed2a5d6e74c693693aae701655562a1e5683bbfd8fc737acdaf4df273738408bce5485569b8878e95b5cf52efb252e

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

1568 MediaCenter.exe

pid	process
1568	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:

0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.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"	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068"	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\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\DownloadMonthlyCdnBytes = "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\Config\KVFileExpirationTime = "132892995702810762"	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\PriorityDownloadCount = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	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\DownloadMonthlyInternetBytes = "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\GroupConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.173900"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.671717"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4260"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.052642"	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\DownloadMonthlyRateFrBps = "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\CDNConnectionCount = "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\DownloadMonthlyCacheHostBytes = "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\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\UplinkUsageBps = "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\DownloadMonthlyLinkLocalBytes = "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\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 (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\UploadCount = "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
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\InternetConnectionCount = "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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4092 PING.EXE

pid	process
4092	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe

description	pid	process
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe
Token: SeBackupPrivilege	2584	TiWorker.exe
Token: SeRestorePrivilege	2584	TiWorker.exe
Token: SeSecurityPrivilege	2584	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.execmd.exe

description	pid	process	target process
PID 1948 wrote to memory of 1568	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe	MediaCenter.exe
PID 1948 wrote to memory of 1568	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe	MediaCenter.exe
PID 1948 wrote to memory of 1568	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe	MediaCenter.exe
PID 1948 wrote to memory of 3864	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe	cmd.exe
PID 1948 wrote to memory of 3864	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe	cmd.exe
PID 1948 wrote to memory of 3864	1948	0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe	cmd.exe
PID 3864 wrote to memory of 4092	3864	cmd.exe	PING.EXE
PID 3864 wrote to memory of 4092	3864	cmd.exe	PING.EXE
PID 3864 wrote to memory of 4092	3864	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe
"C:\Users\Admin\AppData\Local\Temp\0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1568

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e98721d59479ca3a39778b2bb347570cb493f2f2e56ad52b27b435319a6e429.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3864

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4092

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2120

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:3960

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:2584

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
3c7a6ac6e58d018d17eb251cb00a516c

SHA1
49366e2d8e2cdf5b27ea37ae4e06c2bddcf574cf

SHA256
54811f4da9dadf863524d67b7b7ce58784bae0f7ec50b14ba980d73376d2b39c

SHA512
67fd1c7e6c99507cbcc3bbd511d9245452eb0c141dd086fbc311bdb6fe2b41a8c151caf4b7ca31b58ae336e56735d3ee9e96231c732fb1846b2f05753b146acf

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

MD5
3c7a6ac6e58d018d17eb251cb00a516c

SHA1
49366e2d8e2cdf5b27ea37ae4e06c2bddcf574cf

SHA256
54811f4da9dadf863524d67b7b7ce58784bae0f7ec50b14ba980d73376d2b39c

SHA512
67fd1c7e6c99507cbcc3bbd511d9245452eb0c141dd086fbc311bdb6fe2b41a8c151caf4b7ca31b58ae336e56735d3ee9e96231c732fb1846b2f05753b146acf

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads