sakula | 0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d

General

Target

0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe
Size

101KB
MD5

6631f4c94572c07798dcd7cdd324fd6c
SHA1

7550935c1b7449ff968fcf3b64bbbce95ed75404
SHA256

0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d
SHA512

e5417143de65ea1b6b836a611b9bd006030b86d889800ba00df29a88b05f1d16d23ab9acd7b3a82bdc504e597ab1461680be666a06227366921f4975e8a770d8

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

2188 MediaCenter.exe

pid	process
2188	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:

0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.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"	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.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\DownloadMonthlyLanBytes = "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\PriorityDownloadCount = "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\FrDownloadRatePct = "90"	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
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\Config	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\InternetConnectionCount = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4348"	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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892979502910570"	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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "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\DownloadMonthlyRateBkBps = "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\MonthlyUploadRestriction = "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\Config\DODownloadMode = "1"	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\CDNConnectionCount = "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\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\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	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\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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.167043"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4152"	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\DownloadMonthlyGroupBytes = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.859978"	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\PeerInfoCount = "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

1680 PING.EXE

pid	process
1680	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe
Token: SeBackupPrivilege	3996	TiWorker.exe
Token: SeRestorePrivilege	3996	TiWorker.exe
Token: SeSecurityPrivilege	3996	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.execmd.exe

description	pid	process	target process
PID 3812 wrote to memory of 2188	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe	MediaCenter.exe
PID 3812 wrote to memory of 2188	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe	MediaCenter.exe
PID 3812 wrote to memory of 2188	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe	MediaCenter.exe
PID 3812 wrote to memory of 2760	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe	cmd.exe
PID 3812 wrote to memory of 2760	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe	cmd.exe
PID 3812 wrote to memory of 2760	3812	0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe	cmd.exe
PID 2760 wrote to memory of 1680	2760	cmd.exe	PING.EXE
PID 2760 wrote to memory of 1680	2760	cmd.exe	PING.EXE
PID 2760 wrote to memory of 1680	2760	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe
"C:\Users\Admin\AppData\Local\Temp\0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3812

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2188

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f8cf34632239b0af0c6d9e7e050b115798f348685593497f880091fbd62992d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1680

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:456

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:3996

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

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Downloads

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

MD5
b8840407a0a5f9f5e7fe284655d5fa00

SHA1
ddb84d5431c07f4c7db26378f6fdee7b5e4d7974

SHA256
a88492f097d086720a0d140cace08e1acbf510ce66d1f732b313fba16dde27be

SHA512
32c42c59cb3b6bc0530eb72d3dfd9a9988a0bc82b2eedecad9bf8f5a757a7da04fb7bba975c34f867bd9cfb7f4799a39d2287afabe91113cae98f86141a188f8

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

MD5
b8840407a0a5f9f5e7fe284655d5fa00

SHA1
ddb84d5431c07f4c7db26378f6fdee7b5e4d7974

SHA256
a88492f097d086720a0d140cace08e1acbf510ce66d1f732b313fba16dde27be

SHA512
32c42c59cb3b6bc0530eb72d3dfd9a9988a0bc82b2eedecad9bf8f5a757a7da04fb7bba975c34f867bd9cfb7f4799a39d2287afabe91113cae98f86141a188f8

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads