sakula | 1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a

General

Target

1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe
Size

60KB
MD5

b0d7b7939f6a8651a58c7b378d7ce19e
SHA1

5de580f15b534834f11245223cbff32214f5e57d
SHA256

1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a
SHA512

820eb9602a1021455ec6614793253d0e369f2171c34e3312b6931cd0a81db08a152a797732574c409a54061d631354e7430feab80ba8164698777cc630cb2854

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

2148 MediaCenter.exe

pid	process
2148	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:

1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.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"	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892915239350364"	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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "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\DownloadMonthlyLinkLocalBytes = "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\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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.068493"	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\DownloadMonthlyGroupBytes = "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\PriorityDownloadCount = "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\DownloadMonthlyRateFrCnt = "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\GroupConnectionCount = "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\MemoryUsageKB = "4092"	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\DownloadMonthlyCacheHostBytes = "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\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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.280898"	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\DownloadMonthlyInternetBytes = "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\Usage\CPUpct = "4.545498"	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\UploadMonthlyInternetBytes = "0"	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\DownloadMonthlyCdnBytes = "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\DownloadMonthlyRateBkBps = "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\SwarmCount = "1"	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\MonthlyUploadRestriction = "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\MemoryUsageKB = "4356"	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\DownlinkUsageBps = "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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3768 PING.EXE

pid	process
3768	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe

description	pid	process
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe
Token: SeBackupPrivilege	656	TiWorker.exe
Token: SeRestorePrivilege	656	TiWorker.exe
Token: SeSecurityPrivilege	656	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.execmd.exe

description	pid	process	target process
PID 1552 wrote to memory of 2148	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe	MediaCenter.exe
PID 1552 wrote to memory of 2148	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe	MediaCenter.exe
PID 1552 wrote to memory of 2148	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe	MediaCenter.exe
PID 1552 wrote to memory of 2024	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe	cmd.exe
PID 1552 wrote to memory of 2024	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe	cmd.exe
PID 1552 wrote to memory of 2024	1552	1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe	cmd.exe
PID 2024 wrote to memory of 3768	2024	cmd.exe	PING.EXE
PID 2024 wrote to memory of 3768	2024	cmd.exe	PING.EXE
PID 2024 wrote to memory of 3768	2024	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe
"C:\Users\Admin\AppData\Local\Temp\1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1552

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2148

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1445be0c4e16f10b021e3ac78edcfeff5783b43a875df38db7c03257228b054a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3768

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1896

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:2504

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:656

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
c2b62bc1be4432d5c86b93a06151967d

SHA1
d16f047ae32edd1a05375d3bb97696492593f097

SHA256
edb3c65df1f22d8e3f07fcc3ab5a5b99848c53983644cacd0b65c9203813807f

SHA512
5d6e3870e7ce9682a3ea5ced07e4e79cfbc287115837cffb746324355706b20420dec379f08b7a6c56cd1f902d4b6dc50b3f2b882fdc31008b11e7b8970b2975

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

MD5
c2b62bc1be4432d5c86b93a06151967d

SHA1
d16f047ae32edd1a05375d3bb97696492593f097

SHA256
edb3c65df1f22d8e3f07fcc3ab5a5b99848c53983644cacd0b65c9203813807f

SHA512
5d6e3870e7ce9682a3ea5ced07e4e79cfbc287115837cffb746324355706b20420dec379f08b7a6c56cd1f902d4b6dc50b3f2b882fdc31008b11e7b8970b2975

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads