sakula | 0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c

General

Target

0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe
Size

80KB
MD5

f7ea4ce11fa3ee815cf389b1eb107a5c
SHA1

3c84f03b897f8747acfc99ec10a11d898558ab85
SHA256

0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c
SHA512

31b3a6879fa5f338892b853b041c2400c422849eb893b43c460d99379ece87409bdf316a6fc034e471175677ed13d72eee1ff1b35a91110b8f811c8a8ba8d6c8

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

2852 MediaCenter.exe

pid	process
2852	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:

0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.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"	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\FrDownloadRatePct = "90"	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\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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "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 (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\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\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\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4316"	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\NormalDownloadCount = "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 = "4.545652"	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\DownlinkBps = "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\MemoryUsageKB = "4096"	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\DownloadMonthlyLanBytes = "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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.413747"	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\CacheSizeBytes = "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\DownlinkUsageBps = "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\DownloadMonthlyCdnBytes = "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\Config\KVFileExpirationTime = "132893011597424635"	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\MemoryUsageKB = "4332"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.333008"	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\UploadMonthlyInternetBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3292 PING.EXE

pid	process
3292	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe

description	pid	process
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe
Token: SeBackupPrivilege	212	TiWorker.exe
Token: SeRestorePrivilege	212	TiWorker.exe
Token: SeSecurityPrivilege	212	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.execmd.exe

description	pid	process	target process
PID 1792 wrote to memory of 2852	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe	MediaCenter.exe
PID 1792 wrote to memory of 2852	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe	MediaCenter.exe
PID 1792 wrote to memory of 2852	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe	MediaCenter.exe
PID 1792 wrote to memory of 3132	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe	cmd.exe
PID 1792 wrote to memory of 3132	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe	cmd.exe
PID 1792 wrote to memory of 3132	1792	0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe	cmd.exe
PID 3132 wrote to memory of 3292	3132	cmd.exe	PING.EXE
PID 3132 wrote to memory of 3292	3132	cmd.exe	PING.EXE
PID 3132 wrote to memory of 3292	3132	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe
"C:\Users\Admin\AppData\Local\Temp\0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1792

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2852

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d662458ff46bddc23a8d8cd7f37115096da9edd02cbe1b687a60a046193790c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3132

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3292

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2636

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:2144

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:212

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
bbff9f793ae2a919f0f3096834c9ae1c

SHA1
4afcc00344fc516b9858b5f3ec8b55b37e88dee3

SHA256
b8cc2b70b99da50866fa27b3a398c7e76584f025c13925944e8d55b672f84500

SHA512
e1eff36d7d22b310a4ed649980173ddd169f802c128ab7c46806eb2fb7c9de536be5437cfa4df9fb7a9a653e0475591b51b249a65307b19bb536cd304b6335e7

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

MD5
bbff9f793ae2a919f0f3096834c9ae1c

SHA1
4afcc00344fc516b9858b5f3ec8b55b37e88dee3

SHA256
b8cc2b70b99da50866fa27b3a398c7e76584f025c13925944e8d55b672f84500

SHA512
e1eff36d7d22b310a4ed649980173ddd169f802c128ab7c46806eb2fb7c9de536be5437cfa4df9fb7a9a653e0475591b51b249a65307b19bb536cd304b6335e7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads