sakula | 0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40

General

Target

0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe
Size

58KB
MD5

86d9435d500e807e2d31cbb367e67a0c
SHA1

caaba8f5064feb38f29bb324a4266574104c5c7b
SHA256

0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40
SHA512

e492e2ece1dc1b21647741008dc59df31829561c8327ef5405918b20e38b21d55421e59c1eaacf7178634a1d0027f26e05c40d9bb0451c718934a944b23cf38a

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

828 MediaCenter.exe

pid	process
828	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:

0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.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"	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.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\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\CDNConnectionCount = "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\LinkLocalConnectionCount = "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
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892983161800434"	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\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\BkDownloadRatePct = "45"	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 = "2.030442"	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\DownlinkUsageBps = "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\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\GroupConnectionCount = "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\NormalDownloadPendingCount = "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\MemoryUsageKB = "4072"	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\DownloadMonthlyRateBkCnt = "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\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\MemoryUsageKB = "4324"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.338528"	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\Config\DownloadMode_BackCompat = "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\MonthID = "2"	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\MonthlyUploadRestriction = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.411509"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3580 PING.EXE

pid	process
3580	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe
Token: SeBackupPrivilege	3440	TiWorker.exe
Token: SeRestorePrivilege	3440	TiWorker.exe
Token: SeSecurityPrivilege	3440	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.execmd.exe

description	pid	process	target process
PID 644 wrote to memory of 828	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe	MediaCenter.exe
PID 644 wrote to memory of 828	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe	MediaCenter.exe
PID 644 wrote to memory of 828	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe	MediaCenter.exe
PID 644 wrote to memory of 1968	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe	cmd.exe
PID 644 wrote to memory of 1968	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe	cmd.exe
PID 644 wrote to memory of 1968	644	0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe	cmd.exe
PID 1968 wrote to memory of 3580	1968	cmd.exe	PING.EXE
PID 1968 wrote to memory of 3580	1968	cmd.exe	PING.EXE
PID 1968 wrote to memory of 3580	1968	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe
"C:\Users\Admin\AppData\Local\Temp\0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:644

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:828

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f28905bfbfc4dad9cb1e9e25ab74a94145e88b270457849ce721138067b4f40.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1968

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3580

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3500

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:2088

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:3440

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
7bd53ac2b51ad80ad16cbed7466fdab2

SHA1
5e910655bc997200f13f5eea45107369afc9c8b2

SHA256
7649071611704b86d846c47ed47cbe1055f28d77815b9434f4d1466d904383a6

SHA512
a1d34b168791fb6f10c19d0e2cc1629e23b80e367440a83b80d5660388549b7520b9120f275a87b5b37f2121d2f693a27bb786fda7e5b176e01bf366b56ac58c

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

MD5
7bd53ac2b51ad80ad16cbed7466fdab2

SHA1
5e910655bc997200f13f5eea45107369afc9c8b2

SHA256
7649071611704b86d846c47ed47cbe1055f28d77815b9434f4d1466d904383a6

SHA512
a1d34b168791fb6f10c19d0e2cc1629e23b80e367440a83b80d5660388549b7520b9120f275a87b5b37f2121d2f693a27bb786fda7e5b176e01bf366b56ac58c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads