sakula | 07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3

General

Target

07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe
Size

35KB
MD5

9aea83059ffb3762a8efc9ff59983744
SHA1

49a2dcdfd963b23460846f7ca6f0a421e24261ea
SHA256

07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3
SHA512

30d25cf7aece2343c8c2aaaad726cd028847cbf788e691b35008e0df525ee5ce164d120052a0c168428d2348a0cb0f67f3b05639f63da6236e04fbcb816f6000

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

1824 MediaCenter.exe

pid	process
1824	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:

07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.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"	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.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 48 IoCs

Processes:

svchost.exe

description	ioc	process
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\CDNConnectionCount = "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\UploadRatePct = "100"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.883598"	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\SwarmCount = "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\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\Usage\DownloadMonthlyRateBkBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "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\NormalDownloadPendingCount = "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\BkDownloadRatePct = "45"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893123279639782"	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\UplinkBps = "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\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
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\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\DownloadMonthlyGroupBytes = "0"	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\Config\DownloadMode_BackCompat = "1"	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\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\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\MemoryUsageKB = "4072"	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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4296"	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\DownloadMonthlyRateFrCnt = "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\DownlinkUsageBps = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3852 PING.EXE

pid	process
3852	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe
Token: SeBackupPrivilege	2912	TiWorker.exe
Token: SeRestorePrivilege	2912	TiWorker.exe
Token: SeSecurityPrivilege	2912	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.execmd.exe

description	pid	process	target process
PID 1156 wrote to memory of 1824	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe	MediaCenter.exe
PID 1156 wrote to memory of 1824	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe	MediaCenter.exe
PID 1156 wrote to memory of 1824	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe	MediaCenter.exe
PID 1156 wrote to memory of 3896	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe	cmd.exe
PID 1156 wrote to memory of 3896	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe	cmd.exe
PID 1156 wrote to memory of 3896	1156	07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe	cmd.exe
PID 3896 wrote to memory of 3852	3896	cmd.exe	PING.EXE
PID 3896 wrote to memory of 3852	3896	cmd.exe	PING.EXE
PID 3896 wrote to memory of 3852	3896	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe
"C:\Users\Admin\AppData\Local\Temp\07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1156

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1824

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07a74a742cb6674df953e24579afb68ca1a4a35d510a0751fcaff6c4b71471d3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3896

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3852

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3180

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:3608

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:2912

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
fd6a86e00eb02c055009710a87cb9b98

SHA1
814de2e4336eb1c52e2374fa0dffe632813f1790

SHA256
3df32040646a782a81dc322c20581af132273bc2c2cd10cc6dd348f5d0c6b655

SHA512
7d198c33b159e0745161cc650e80ce35b3f5163f1642f08b100ef342672374513d45712db18c9010ae557926c0037df3be2e0f9e55290e439e55431d949dc71a

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
fd6a86e00eb02c055009710a87cb9b98

SHA1
814de2e4336eb1c52e2374fa0dffe632813f1790

SHA256
3df32040646a782a81dc322c20581af132273bc2c2cd10cc6dd348f5d0c6b655

SHA512
7d198c33b159e0745161cc650e80ce35b3f5163f1642f08b100ef342672374513d45712db18c9010ae557926c0037df3be2e0f9e55290e439e55431d949dc71a

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads