sakula | 12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95

General

Target

12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe
Size

36KB
MD5

867bec25af72ca40691b8787b0f23755
SHA1

1fbba14c91fd6168dc14fd7a00f5e39da44b411c
SHA256

12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95
SHA512

1a0c1d7b570e6adc5580ea0836501365cf173e68ca173a3c9aeed1086c567a433a3f06e9a7dafd4a072e083560828a585aebdfafd697f986d6d90a88b8556882

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

3060 MediaCenter.exe

pid	process
3060	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:

12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.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"	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.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 49 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\Config\KVFileExpirationTime = "132892945684436925"	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\MonthlyUploadRestriction = "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\DownloadMonthlyLanBytes = "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\DownloadMonthlyRateFrBps = "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\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\Usage\DownloadMonthlyInternetBytes = "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\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 (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\DownloadMonthlyGroupBytes = "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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "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\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\DownloadMonthlyRateFrCnt = "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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.372858"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.078247"	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\UploadMonthlyLanBytes = "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\DownlinkUsageBps = "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\SwarmCount = "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\UploadMonthlyInternetBytes = "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\DownloadMonthlyRateBkCnt = "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\DownlinkBps = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.020411"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3128 PING.EXE

pid	process
3128	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.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:

12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.execmd.exe

description	pid	process	target process
PID 3012 wrote to memory of 3060	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe	MediaCenter.exe
PID 3012 wrote to memory of 3060	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe	MediaCenter.exe
PID 3012 wrote to memory of 3060	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe	MediaCenter.exe
PID 3012 wrote to memory of 2956	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe	cmd.exe
PID 3012 wrote to memory of 2956	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe	cmd.exe
PID 3012 wrote to memory of 2956	3012	12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe	cmd.exe
PID 2956 wrote to memory of 3128	2956	cmd.exe	PING.EXE
PID 2956 wrote to memory of 3128	2956	cmd.exe	PING.EXE
PID 2956 wrote to memory of 3128	2956	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe
"C:\Users\Admin\AppData\Local\Temp\12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3012

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3060

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12044fabcc285190709e99bcf297c5186ec2c81d4d5cd788acb33dd4fe8a4b95.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2956

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3128

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1488

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:3776

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
f7583e1a082835ab600855315712c949

SHA1
a3cf94689bd2e3d23f94b98cc49d38c575bdcb41

SHA256
257e519a7b6667f5c09d2bca3ab7f74f2bb04cd5e26c2c5c171f384fac96ba16

SHA512
47bd46a0c577b64795eb89720f9923c2814113ecc06a7ab1f2d394f67c4f295c93bcd29482777b1c931d279cc1903a1f8a68c00131994e4b0885e28e1e416596

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

MD5
f7583e1a082835ab600855315712c949

SHA1
a3cf94689bd2e3d23f94b98cc49d38c575bdcb41

SHA256
257e519a7b6667f5c09d2bca3ab7f74f2bb04cd5e26c2c5c171f384fac96ba16

SHA512
47bd46a0c577b64795eb89720f9923c2814113ecc06a7ab1f2d394f67c4f295c93bcd29482777b1c931d279cc1903a1f8a68c00131994e4b0885e28e1e416596

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads