sakula | 060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8

General

Target

060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe
Size

58KB
MD5

b56d1b4abf55a0b333f145dad7b52ecb
SHA1

925d2dd7f9cfa1b53a27724cf9852d6cc6725568
SHA256

060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8
SHA512

16d049f21ccb48bb845d1e69ac233a15236035c48b9677992c48c8a14b8229e9edc6ba6792a56fae5c74272a17c476840f009cf1100b27826927f1b4f8ee631d

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

2384 MediaCenter.exe

pid	process
2384	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:

060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.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"	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.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
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\DownloadMonthlyGroupBytes = "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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304"	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\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 (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 = "0.168350"	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\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\Config\DODownloadMode = "1"	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\DownloadMonthlyLanBytes = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.633818"	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\CDNConnectionCount = "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\UploadRatePct = "100"	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\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\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 (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\UplinkUsageBps = "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\UploadCount = "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\MemoryUsageKB = "4096"	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\DownlinkUsageBps = "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\MonthlyUploadRestriction = "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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893142320964384"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1220 PING.EXE

pid	process
1220	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe
Token: SeBackupPrivilege	4092	TiWorker.exe
Token: SeRestorePrivilege	4092	TiWorker.exe
Token: SeSecurityPrivilege	4092	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.execmd.exe

description	pid	process	target process
PID 1020 wrote to memory of 2384	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe	MediaCenter.exe
PID 1020 wrote to memory of 2384	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe	MediaCenter.exe
PID 1020 wrote to memory of 2384	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe	MediaCenter.exe
PID 1020 wrote to memory of 4048	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe	cmd.exe
PID 1020 wrote to memory of 4048	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe	cmd.exe
PID 1020 wrote to memory of 4048	1020	060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe	cmd.exe
PID 4048 wrote to memory of 1220	4048	cmd.exe	PING.EXE
PID 4048 wrote to memory of 1220	4048	cmd.exe	PING.EXE
PID 4048 wrote to memory of 1220	4048	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe
"C:\Users\Admin\AppData\Local\Temp\060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1020

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2384

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\060430bf5a317aad42dbc964c406e3a9a66a7525d60136d55f0dd5901b81a5b8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4048

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1220

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1800

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:1208

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:4092

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
52c635299101d7e89f1b18a17c6bbd0e

SHA1
e3076be23e44c63cf7ffa47f971061e3345fbb12

SHA256
8740a5c9f80dbcc624c13e0222a5e23ee5c2d225f37da73c4b13d13dec689e55

SHA512
9db82b081204a81f6f5db3b71e2d8eb5e9e7e7b3853f8662c19691258c05c2b61c93f692abbe8cdd0ed2c5cb754fbfb1a8cc36c550d69b55478d16772ce78697

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
52c635299101d7e89f1b18a17c6bbd0e

SHA1
e3076be23e44c63cf7ffa47f971061e3345fbb12

SHA256
8740a5c9f80dbcc624c13e0222a5e23ee5c2d225f37da73c4b13d13dec689e55

SHA512
9db82b081204a81f6f5db3b71e2d8eb5e9e7e7b3853f8662c19691258c05c2b61c93f692abbe8cdd0ed2c5cb754fbfb1a8cc36c550d69b55478d16772ce78697

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads