sakula | 0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af

General

Target

0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe
Size

216KB
MD5

b9de7756c649611bca5e0ed697ab4f2f
SHA1

4317b5bfaed9b6bd2566ec0313cca216be63506c
SHA256

0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af
SHA512

cf502206a28bcf0732e5a463e2b44ecab014397041554263a576a617f57aac7741ec9c0e06406e20c29dd266dd75c9c1de4e6db1825ab566b932e4d919187859

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 3 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
behavioral2/memory/1048-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_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:

0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.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"	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	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
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\DownloadMonthlyRateFrCnt = "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\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\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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	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 = "0.000000"	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\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 (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\PeerInfoCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.040791"	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\DownloadMonthlyRateBkCnt = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4084"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4248"	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\DownloadMonthlyCacheHostBytes = "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\LinkLocalConnectionCount = "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\InternetConnectionCount = "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\UploadRatePct = "100"	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\UploadMonthlyInternetBytes = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.744220"	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\KVFileExpirationTime = "132893049867280677"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3224 PING.EXE

pid	process
3224	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe

description	pid	process
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe
Token: SeBackupPrivilege	372	TiWorker.exe
Token: SeRestorePrivilege	372	TiWorker.exe
Token: SeSecurityPrivilege	372	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.execmd.exe

description	pid	process	target process
PID 1048 wrote to memory of 3892	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe	MediaCenter.exe
PID 1048 wrote to memory of 3892	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe	MediaCenter.exe
PID 1048 wrote to memory of 3892	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe	MediaCenter.exe
PID 1048 wrote to memory of 1016	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe	cmd.exe
PID 1048 wrote to memory of 1016	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe	cmd.exe
PID 1048 wrote to memory of 1016	1048	0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe	cmd.exe
PID 1016 wrote to memory of 3224	1016	cmd.exe	PING.EXE
PID 1016 wrote to memory of 3224	1016	cmd.exe	PING.EXE
PID 1016 wrote to memory of 3224	1016	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe
"C:\Users\Admin\AppData\Local\Temp\0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048

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\0ae0772a3414c4efb9f19ac7b57e14d48bbeee7567ffe3be94a0036d947907af.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1016

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3224

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1732

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:2024

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:372

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
68a54ce5a33bd72840b847bca64b8ad0

SHA1
93146e1447712209a1dd113fd5c5d6623140a1b7

SHA256
07f4e2058afd2d94c4a2277967b6bfe35b870136e6a4492d4b1fa1b037f8d563

SHA512
b009a2ceaaf5d41720750e203602b1ca0bb6e4ce46eb0f45b723c6e68bec7595a05d2c3c34795935a51ced58036f5160b7f2473db2dc6a878d1b0d9a50ff29e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
68a54ce5a33bd72840b847bca64b8ad0

SHA1
93146e1447712209a1dd113fd5c5d6623140a1b7

SHA256
07f4e2058afd2d94c4a2277967b6bfe35b870136e6a4492d4b1fa1b037f8d563

SHA512
b009a2ceaaf5d41720750e203602b1ca0bb6e4ce46eb0f45b723c6e68bec7595a05d2c3c34795935a51ced58036f5160b7f2473db2dc6a878d1b0d9a50ff29e1

Download Submit
memory/1048-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads