sakula | 0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877

General

Target

0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe
Size

80KB
MD5

26a3cd52e1ad4d6e1ef3ebad896b1adb
SHA1

864ee15d07b75ca292078f3c27b31fdf10e85c3e
SHA256

0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877
SHA512

fb881d53de07349a3538881488f656af3ed6e5f4704dd755e8be3d86b7ae59801dd3e5e97de88b1a378fd932a48140415698c7eda47b7d80fbd94e8556c2c4e7

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 2 IoCs

Processes:

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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3624 MediaCenter.exe

pid	process
3624	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:

0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.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"	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.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
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\GroupConnectionCount = "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 = "0.223769"	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\NormalDownloadCount = "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\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 (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\CDNConnectionCount = "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\MemoryUsageKB = "4144"	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\DownloadMonthlyRateBkCnt = "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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\UploadMonthlyLanBytes = "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\MonthID = "2"	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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.999467"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.029744"	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\UploadCount = "0"	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
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\Usage\DownloadMonthlyRateFrCnt = "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\FrDownloadRatePct = "90"	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\DownloadMonthlyCdnBytes = "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\Config\KVFileExpirationTime = "132893005119600222"	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\PriorityDownloadCount = "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\LANConnectionCount = "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\UplinkUsageBps = "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 = "4256"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2184 PING.EXE

pid	process
2184	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe

description	pid	process
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe
Token: SeBackupPrivilege	1368	TiWorker.exe
Token: SeRestorePrivilege	1368	TiWorker.exe
Token: SeSecurityPrivilege	1368	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.execmd.exe

description	pid	process	target process
PID 2196 wrote to memory of 3624	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe	MediaCenter.exe
PID 2196 wrote to memory of 3624	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe	MediaCenter.exe
PID 2196 wrote to memory of 3624	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe	MediaCenter.exe
PID 2196 wrote to memory of 828	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe	cmd.exe
PID 2196 wrote to memory of 828	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe	cmd.exe
PID 2196 wrote to memory of 828	2196	0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe	cmd.exe
PID 828 wrote to memory of 2184	828	cmd.exe	PING.EXE
PID 828 wrote to memory of 2184	828	cmd.exe	PING.EXE
PID 828 wrote to memory of 2184	828	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe
"C:\Users\Admin\AppData\Local\Temp\0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2196

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3624

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0de1df827ec27e819f99f5949251ec4121b199cde527561d345ca9d219ef1877.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:828

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2184

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:4064

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:1448

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:1368

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
aba2b4a44ec508e1e9aba2ed4c90c5ff

SHA1
dd3957c3f93919fd440895efb956b4cdf10debbf

SHA256
a9f65674004b56e593c20060eabf7d614ba70aea294be6add3f3ca768c11185d

SHA512
2060d40750b21538260340f51e45c8e5d5334aec0c5e5caf2e4713cf6b35f85a76205c0af15c60ca58b671e9b1072a2921db24803d64c825a31e1e07a25f2cb6

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

MD5
aba2b4a44ec508e1e9aba2ed4c90c5ff

SHA1
dd3957c3f93919fd440895efb956b4cdf10debbf

SHA256
a9f65674004b56e593c20060eabf7d614ba70aea294be6add3f3ca768c11185d

SHA512
2060d40750b21538260340f51e45c8e5d5334aec0c5e5caf2e4713cf6b35f85a76205c0af15c60ca58b671e9b1072a2921db24803d64c825a31e1e07a25f2cb6

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads