sakula | 057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c

General

Target

057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe
Size

150KB
MD5

8c814dc82d1d4eea233b299a1a5fe5d3
SHA1

abffca26c464e5cd1cd07791fb5bc946bd7e99c6
SHA256

057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c
SHA512

e753a9539e87bff7ff1b77fa9df2e0731af1ccd41084fc6c5e2002dbea733392a9fbe37f4c17de3b34e519e33e760312849354499cf3407e363b4d849e7e4790

Score

10^/10

sakula persistence rat suricata 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

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3372 MediaCenter.exe

pid	process
3372	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:

057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.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"	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.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

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\DownloadMonthlyLinkLocalBytes = "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\Config\KVFileExpirationTime = "132893150964455649"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\DownloadMonthlyInternetBytes = "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\MonthlyUploadRestriction = "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\NormalDownloadPendingCount = "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\SwarmCount = "1"	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\DownlinkBps = "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\UploadRatePct = "100"	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\UploadMonthlyInternetBytes = "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 = "2.172559"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320"	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 (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 (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\CacheSizeBytes = "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
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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.395339"	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\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\GroupConnectionCount = "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\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "24.457628"	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\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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4100"	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\DownloadMonthlyCdnBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1836 PING.EXE

pid	process
1836	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe
Token: SeBackupPrivilege	3288	TiWorker.exe
Token: SeRestorePrivilege	3288	TiWorker.exe
Token: SeSecurityPrivilege	3288	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.execmd.exe

description	pid	process	target process
PID 3156 wrote to memory of 3372	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe	MediaCenter.exe
PID 3156 wrote to memory of 3372	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe	MediaCenter.exe
PID 3156 wrote to memory of 3372	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe	MediaCenter.exe
PID 3156 wrote to memory of 3680	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe	cmd.exe
PID 3156 wrote to memory of 3680	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe	cmd.exe
PID 3156 wrote to memory of 3680	3156	057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe	cmd.exe
PID 3680 wrote to memory of 1836	3680	cmd.exe	PING.EXE
PID 3680 wrote to memory of 1836	3680	cmd.exe	PING.EXE
PID 3680 wrote to memory of 1836	3680	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe
"C:\Users\Admin\AppData\Local\Temp\057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3156

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3372

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\057115c73f840b2c7f63dc555f1b21403c4daacc42119461c997f147511f405c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1836

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:3896

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:3288

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

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
18003204a3aaec25a49fc29a7ab96c7e

SHA1
1d3d721a12371b23011e0aa38f8642cd8e990311

SHA256
f548d949ac6e78631e12b469dd2374bfb462ddf57cac9059e75688e6ca854f28

SHA512
c58e701c52881abcc91405011c3ae0ce71710a677a2c0bc44aed5e1dda930c8906f3b39f1cf7d79a1e44c92bb98e82c83808a37cb887142009cd631667976255

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
18003204a3aaec25a49fc29a7ab96c7e

SHA1
1d3d721a12371b23011e0aa38f8642cd8e990311

SHA256
f548d949ac6e78631e12b469dd2374bfb462ddf57cac9059e75688e6ca854f28

SHA512
c58e701c52881abcc91405011c3ae0ce71710a677a2c0bc44aed5e1dda930c8906f3b39f1cf7d79a1e44c92bb98e82c83808a37cb887142009cd631667976255

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads