sakula | 05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012

General

Target

05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe
Size

36KB
MD5

aec2bd3bdadc071d4a1140f6ceca8861
SHA1

a2e775b50754e1b93855910740fb039a102d3eac
SHA256

05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012
SHA512

91350a8f308062c7d408b17b0254a8a19316674d67311a6004a01a574d1800a6214972d1951da18eac83c2509bb7a4c4edacb12fa76a780db27f7402b1409549

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

3892 MediaCenter.exe

pid	process
3892	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:

05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.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"	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WinSxS\pending.xml	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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\MonthlyUploadRestriction = "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\UploadMonthlyInternetBytes = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.495961"	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\DownloadMonthlyInternetBytes = "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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "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\FrDownloadRatePct = "90"	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\PriorityDownloadPendingCount = "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 = "1.494809"	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\Settings	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\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\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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893145459023627"	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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4352"	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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4136"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.881540"	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\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\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\DownloadMonthlyRateBkBps = "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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

904 PING.EXE

pid	process
904	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe
Token: SeBackupPrivilege	3088	TiWorker.exe
Token: SeRestorePrivilege	3088	TiWorker.exe
Token: SeSecurityPrivilege	3088	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.execmd.exe

description	pid	process	target process
PID 2828 wrote to memory of 3892	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe	MediaCenter.exe
PID 2828 wrote to memory of 3892	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe	MediaCenter.exe
PID 2828 wrote to memory of 3892	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe	MediaCenter.exe
PID 2828 wrote to memory of 3040	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe	cmd.exe
PID 2828 wrote to memory of 3040	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe	cmd.exe
PID 2828 wrote to memory of 3040	2828	05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe	cmd.exe
PID 3040 wrote to memory of 904	3040	cmd.exe	PING.EXE
PID 3040 wrote to memory of 904	3040	cmd.exe	PING.EXE
PID 3040 wrote to memory of 904	3040	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe
"C:\Users\Admin\AppData\Local\Temp\05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3892

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05c06fa12ba26e0c8c370fc235ca45d7eaca4f4a81976501b719411eaa8e2012.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:904

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1016

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:1320

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:3088

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
e64ccf30393540624bf28673b874bca3

SHA1
93bc25fefcefdce619c587e023b1f8424930a978

SHA256
fb09e9250e961377eaf2d3bf4c2a6479f01825dff737e015a54550d4334c55fa

SHA512
49677be75c891b92a78d43a54c04d16e382d0b1325bf60a4e5b4a04fa6e07de161e24943e9e10f72da187df5a0e3ff05793fbaf56f92ae589fc64bb4ad6af38d

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
e64ccf30393540624bf28673b874bca3

SHA1
93bc25fefcefdce619c587e023b1f8424930a978

SHA256
fb09e9250e961377eaf2d3bf4c2a6479f01825dff737e015a54550d4334c55fa

SHA512
49677be75c891b92a78d43a54c04d16e382d0b1325bf60a4e5b4a04fa6e07de161e24943e9e10f72da187df5a0e3ff05793fbaf56f92ae589fc64bb4ad6af38d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads