sakula | 12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2

General

Target

12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe
Size

36KB
MD5

fa0f89ec03473212332342bf7e69cfc2
SHA1

b56b5ad2c214d2d8880b7c302d51fd2784161cf0
SHA256

12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2
SHA512

f72954f0194087d3529ea9052fb24f4efd996d47c91a37515a42720643c0b4e09627ca444b55347b4aa180cc9ffea0f03de1cd06dfe75e79139402013a46ce58

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

2468 MediaCenter.exe

pid	process
2468	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:

12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.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"	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\Logs\CBS\CBS.log	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\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\Config\KVFileExpirationTime = "132892934800739872"	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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4188"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.225848"	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\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\SwarmCount = "0"	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\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\UploadCount = "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\Config\DODownloadMode = "1"	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\NormalDownloadPendingCount = "0"	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\DownloadMonthlyRateFrBps = "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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304"	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\DownlinkUsageBps = "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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.769891"	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\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 (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\SwarmCount = "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\LinkLocalConnectionCount = "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\DownloadMonthlyGroupBytes = "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\DownlinkBps = "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\PriorityDownloadCount = "0"	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\DownloadMonthlyLanBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3996 PING.EXE

pid	process
3996	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.execmd.exe

description	pid	process	target process
PID 2400 wrote to memory of 2468	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe	MediaCenter.exe
PID 2400 wrote to memory of 2468	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe	MediaCenter.exe
PID 2400 wrote to memory of 2468	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe	MediaCenter.exe
PID 2400 wrote to memory of 4080	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe	cmd.exe
PID 2400 wrote to memory of 4080	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe	cmd.exe
PID 2400 wrote to memory of 4080	2400	12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe	cmd.exe
PID 4080 wrote to memory of 3996	4080	cmd.exe	PING.EXE
PID 4080 wrote to memory of 3996	4080	cmd.exe	PING.EXE
PID 4080 wrote to memory of 3996	4080	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe
"C:\Users\Admin\AppData\Local\Temp\12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2400

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2468

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12e6f3f19e603a96ba37c64de31875dc45cbd4c36e611ef461758d4b8cc63dc2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4080

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3996

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2116

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:2752

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:3404

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
c4508e9b816c6732d4beb9f536415b8b

SHA1
fbc18f8d82974f0f7e9038b33ce1af1bc177a36b

SHA256
25a719529d26cccfa9338d3cbbde292bfd2d4b299b48038c4ea2b4c67068c1c6

SHA512
6ad2035a9a6c2d7276a04a149087ca71307ad0c4f3f4a3eadbf1ab6c4998b0078f8dce5c5b4d627764068ebee69e7505c597cfe7cf4bcbd5e19013c29fd362b3

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

MD5
c4508e9b816c6732d4beb9f536415b8b

SHA1
fbc18f8d82974f0f7e9038b33ce1af1bc177a36b

SHA256
25a719529d26cccfa9338d3cbbde292bfd2d4b299b48038c4ea2b4c67068c1c6

SHA512
6ad2035a9a6c2d7276a04a149087ca71307ad0c4f3f4a3eadbf1ab6c4998b0078f8dce5c5b4d627764068ebee69e7505c597cfe7cf4bcbd5e19013c29fd362b3

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads