sakula | 02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6

General

Target

02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe
Size

101KB
MD5

d9357e182a74334b615526d2f6c43ee8
SHA1

9c25ae62bb48651eff70a58dab1ad4b8dc063c63
SHA256

02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6
SHA512

f157ddb438a1e8eab764d8c0a80afd7c5262e3586c18780b7a0a007f1e48ad10c40f7978a8f259714b5d5eccbecf36e38cb118c578634e5fcc3f898233ccb96a

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

532 MediaCenter.exe

pid	process
532	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:

02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.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"	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.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 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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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 (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\UplinkUsageBps = "0"	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\DownloadMonthlyGroupBytes = "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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.497640"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893188351525611"	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\InternetConnectionCount = "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 = "0.000000"	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\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\Usage\LANConnectionCount = "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 = "4044"	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\PeerInfoCount = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.795008"	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\DownloadMonthlyRateBkBps = "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\MonthlyUploadRestriction = "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\Config\DownloadMode_BackCompat = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	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\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\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\DownlinkBps = "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\MemoryUsageKB = "4276"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2268 PING.EXE

pid	process
2268	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.execmd.exe

description	pid	process	target process
PID 2020 wrote to memory of 532	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe	MediaCenter.exe
PID 2020 wrote to memory of 532	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe	MediaCenter.exe
PID 2020 wrote to memory of 532	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe	MediaCenter.exe
PID 2020 wrote to memory of 3572	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe	cmd.exe
PID 2020 wrote to memory of 3572	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe	cmd.exe
PID 2020 wrote to memory of 3572	2020	02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe	cmd.exe
PID 3572 wrote to memory of 2268	3572	cmd.exe	PING.EXE
PID 3572 wrote to memory of 2268	3572	cmd.exe	PING.EXE
PID 3572 wrote to memory of 2268	3572	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe
"C:\Users\Admin\AppData\Local\Temp\02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:532

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\02b6c469beb54da5b11b79eec986acc3b655a9ae707a6083f050d936aca616f6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3572

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2268

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1136

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:4012

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:916

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
9aa145193ac188eed37e5b7801675b47

SHA1
7606b00cfd334500bfdc86c11dd5b8a578e967f4

SHA256
4e817b7b86afab1e2cd9aeccea0bb993bf00e527f3292b0106dc8ff8ef3f5cca

SHA512
254c4769b13bca00d7c8a817192cda0b2bd58e77134160b986fd88e29e891046545751074b3b2cc3ee9af16aef4fc3f6214b748f352036e355a49ae2d29bf2e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
9aa145193ac188eed37e5b7801675b47

SHA1
7606b00cfd334500bfdc86c11dd5b8a578e967f4

SHA256
4e817b7b86afab1e2cd9aeccea0bb993bf00e527f3292b0106dc8ff8ef3f5cca

SHA512
254c4769b13bca00d7c8a817192cda0b2bd58e77134160b986fd88e29e891046545751074b3b2cc3ee9af16aef4fc3f6214b748f352036e355a49ae2d29bf2e0

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads