sakula | 17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6

General

Target

17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe
Size

58KB
MD5

7c1da6ca130d89909a74ad48831a0f7d
SHA1

4c772b5e01a92d167458a2c1eb1358433c2e14a7
SHA256

17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6
SHA512

6a909c6dc75f5941050edd7c7967906cf0d1a7b80942a3b3d36faad11b105d425c891f1f11ab576d5ac677e497d954884b249df94620f9ca2fccd0b64c81649f

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

924 MediaCenter.exe

pid	process
924	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:

17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.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"	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.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
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\DownloadMonthlyRateFrCnt = "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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\MemoryUsageKB = "4132"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.670102"	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\DownloadMonthlyRateBkBps = "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\UploadRatePct = "100"	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\Settings	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\FrDownloadRatePct = "90"	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\DownloadMonthlyCacheHostBytes = "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\PeerInfoCount = "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\DownloadMonthlyLanBytes = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.329424"	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\Config\DODownloadMode = "1"	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\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 (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\NormalDownloadCount = "0"	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\NormalDownloadPendingCount = "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\MemoryUsageKB = "4348"	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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892871830024832"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.140154"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

396 PING.EXE

pid	process
396	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe
Token: SeBackupPrivilege	1752	TiWorker.exe
Token: SeRestorePrivilege	1752	TiWorker.exe
Token: SeSecurityPrivilege	1752	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.execmd.exe

description	pid	process	target process
PID 2280 wrote to memory of 924	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe	MediaCenter.exe
PID 2280 wrote to memory of 924	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe	MediaCenter.exe
PID 2280 wrote to memory of 924	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe	MediaCenter.exe
PID 2280 wrote to memory of 2632	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe	cmd.exe
PID 2280 wrote to memory of 2632	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe	cmd.exe
PID 2280 wrote to memory of 2632	2280	17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe	cmd.exe
PID 2632 wrote to memory of 396	2632	cmd.exe	PING.EXE
PID 2632 wrote to memory of 396	2632	cmd.exe	PING.EXE
PID 2632 wrote to memory of 396	2632	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe
"C:\Users\Admin\AppData\Local\Temp\17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2280

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:924

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17293ae7e773513b9b440a01d25572dfee40973d5f5997186d417743d36ac0c6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2632

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:396

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2112

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:2160

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:1752

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
4680a0bd0254a3098d29f225c41a0c68

SHA1
d99115126f73918e8cf51f8c24f01e4559c78476

SHA256
ecee4332d2e30c7fd9d328eab122e5547a845645495e3aca13a24382274322ba

SHA512
d180ab3afc408388c771ecaa063180d7905754b77d1838ab2f88fea9ff0ecbc108a5600ad09d4b6ae1f97d87610b7ccfe549ef72a5d9b8cbdca9def7a57cdb26

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

MD5
4680a0bd0254a3098d29f225c41a0c68

SHA1
d99115126f73918e8cf51f8c24f01e4559c78476

SHA256
ecee4332d2e30c7fd9d328eab122e5547a845645495e3aca13a24382274322ba

SHA512
d180ab3afc408388c771ecaa063180d7905754b77d1838ab2f88fea9ff0ecbc108a5600ad09d4b6ae1f97d87610b7ccfe549ef72a5d9b8cbdca9def7a57cdb26

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads