sakula | 0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402

General

Target

0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe
Size

36KB
MD5

d8cbb8d130802c958535740673702bee
SHA1

0fad62b179915475f13af81c2c5ff9dbb0f3ce48
SHA256

0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402
SHA512

e36f692aab6836f0bb5b60e164e25a4ebda1e34e29661b2741ece0a640835b9526bff1e619b4cef7fa1bbaf395311f76706830cfc332aa7559845e97392d2ef6

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

2968 MediaCenter.exe

pid	process
2968	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:

0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.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"	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\FrDownloadRatePct = "90"	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\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\PeerInfoCount = "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\DownloadMonthlyRateBkBps = "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\DownlinkBps = "0"	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\UploadMonthlyInternetBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4216"	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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.545283"	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\DownloadMonthlyRateBkCnt = "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\CacheSizeBytes = "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\UploadMonthlyLanBytes = "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\DownloadMonthlyCdnBytes = "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\DownlinkUsageBps = "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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.212380"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\Usage	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\MemoryUsageKB = "4076"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4228"	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\Config\KVFileExpirationTime = "132892997757117908"	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\BkDownloadRatePct = "45"	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\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

220 PING.EXE

pid	process
220	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe
Token: SeBackupPrivilege	2196	TiWorker.exe
Token: SeRestorePrivilege	2196	TiWorker.exe
Token: SeSecurityPrivilege	2196	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.execmd.exe

description	pid	process	target process
PID 2016 wrote to memory of 2968	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe	MediaCenter.exe
PID 2016 wrote to memory of 2968	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe	MediaCenter.exe
PID 2016 wrote to memory of 2968	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe	MediaCenter.exe
PID 2016 wrote to memory of 3088	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe	cmd.exe
PID 2016 wrote to memory of 3088	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe	cmd.exe
PID 2016 wrote to memory of 3088	2016	0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe	cmd.exe
PID 3088 wrote to memory of 220	3088	cmd.exe	PING.EXE
PID 3088 wrote to memory of 220	3088	cmd.exe	PING.EXE
PID 3088 wrote to memory of 220	3088	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe
"C:\Users\Admin\AppData\Local\Temp\0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2016

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2968

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e6f986099ed4498b23a2f2fafc1330259633bb3f8cec4cc084becb0d21f3402.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3088

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:220

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1276

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:1800

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:2196

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
5ba3fc7ab7a7c4b2ac14912470c0ab71

SHA1
789b7e72531be3dd4fc6dadac28f284118dc4667

SHA256
98621ab9b2099b9fd0794f94ef5958271de4bba6e686517f785febdee5782e46

SHA512
39a1d297c85ea76ef02da0a51f7d5e8036427e4a00b78bcfb85b29b60db7185200ae66b0006abb283d2cfc637eb66f2c82e2b68a12a9e061f715845704f196b9

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

MD5
5ba3fc7ab7a7c4b2ac14912470c0ab71

SHA1
789b7e72531be3dd4fc6dadac28f284118dc4667

SHA256
98621ab9b2099b9fd0794f94ef5958271de4bba6e686517f785febdee5782e46

SHA512
39a1d297c85ea76ef02da0a51f7d5e8036427e4a00b78bcfb85b29b60db7185200ae66b0006abb283d2cfc637eb66f2c82e2b68a12a9e061f715845704f196b9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads