sakula | 06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369

General

Target

06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe
Size

36KB
MD5

3cc997117eeada8970ad6d66b0be0a0b
SHA1

b524dad3c049a86c2394a42404f8f79e0f9d659e
SHA256

06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369
SHA512

c6d9de8964118456e67ca427ff95e0b411df56c2834e476ca5c5e72e6d6c5bbcce833e7dabc28dbec5042b838ffb4726682077e45f552c3411766ac01c67b419

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

2720 MediaCenter.exe

pid	process
2720	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:

06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.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"	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.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 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\Config\KVFileExpirationTime = "132893132519570501"	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\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\MemoryUsageKB = "4092"	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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "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\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 (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\DownloadMonthlyLanBytes = "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\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\UplinkBps = "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\LinkLocalConnectionCount = "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\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\DownloadMonthlyRateFrBps = "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\PeerInfoCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.645865"	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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3968"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "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\MonthID = "2"	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\NormalDownloadPendingCount = "0"	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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.761655"	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\DownloadMonthlyInternetBytes = "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\UploadMonthlyInternetBytes = "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\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\MemoryUsageKB = "4312"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3836 PING.EXE

pid	process
3836	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe

description	pid	process
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe
Token: SeBackupPrivilege	2860	TiWorker.exe
Token: SeRestorePrivilege	2860	TiWorker.exe
Token: SeSecurityPrivilege	2860	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.execmd.exe

description	pid	process	target process
PID 3768 wrote to memory of 2720	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe	MediaCenter.exe
PID 3768 wrote to memory of 2720	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe	MediaCenter.exe
PID 3768 wrote to memory of 2720	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe	MediaCenter.exe
PID 3768 wrote to memory of 3356	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe	cmd.exe
PID 3768 wrote to memory of 3356	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe	cmd.exe
PID 3768 wrote to memory of 3356	3768	06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe	cmd.exe
PID 3356 wrote to memory of 3836	3356	cmd.exe	PING.EXE
PID 3356 wrote to memory of 3836	3356	cmd.exe	PING.EXE
PID 3356 wrote to memory of 3836	3356	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe
"C:\Users\Admin\AppData\Local\Temp\06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3768

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2720

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06d3ac5d3e5c284b70704ecf2721348484f6c5b94e2fdab1663c0f3c52120369.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3356

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3836

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:2216

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:2860

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2824

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
53f7377ff0c75e2764307f634573e72e

SHA1
e156880e51504fd64ac6f76ac5f986f038d6e991

SHA256
bcc2f6f4ac82f006baedb77d27410c1701c9c34d64903de0916774c1283988f0

SHA512
113e43661d3391eb1cfc1cfadc7a73da1ee5c056a7f17e24162d7b7dfa702c3813f61903ddce4215673beb007625e04d6bd4daf8f40351b7cd9a3adc6346ca6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
53f7377ff0c75e2764307f634573e72e

SHA1
e156880e51504fd64ac6f76ac5f986f038d6e991

SHA256
bcc2f6f4ac82f006baedb77d27410c1701c9c34d64903de0916774c1283988f0

SHA512
113e43661d3391eb1cfc1cfadc7a73da1ee5c056a7f17e24162d7b7dfa702c3813f61903ddce4215673beb007625e04d6bd4daf8f40351b7cd9a3adc6346ca6e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads