sakula | 07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484

General

Target

07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe
Size

191KB
MD5

ea7f97d9af9cad7761d40f5e6fa2d01c
SHA1

0cc54589e400519171f2a3daae5bb5b9793b3bd6
SHA256

07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484
SHA512

52bfa71d293b65d9d41b6a6b27d544b2982adcf8756a619dcce3911d08912feb6258a7a8358a40c01466fd52236d6a6b386d6a1e0ef918beb25d53bbd69aa221

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

3032 MediaCenter.exe

pid	process
3032	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:

07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.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"	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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 (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\LANConnectionCount = "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 = "4276"	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\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\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893116457366604"	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\InternetConnectionCount = "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\DownloadMonthlyInternetBytes = "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\UploadMonthlyLanBytes = "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\MonthlyUploadRestriction = "0"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.142202"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.491606"	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 (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\UploadRatePct = "100"	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
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\DownloadMonthlyCacheHostBytes = "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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088"	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\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.287977"	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\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\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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	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\UploadMonthlyInternetBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3604 PING.EXE

pid	process
3604	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe
Token: SeBackupPrivilege	4072	TiWorker.exe
Token: SeRestorePrivilege	4072	TiWorker.exe
Token: SeSecurityPrivilege	4072	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.execmd.exe

description	pid	process	target process
PID 2156 wrote to memory of 3032	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe	MediaCenter.exe
PID 2156 wrote to memory of 3032	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe	MediaCenter.exe
PID 2156 wrote to memory of 3032	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe	MediaCenter.exe
PID 2156 wrote to memory of 3160	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe	cmd.exe
PID 2156 wrote to memory of 3160	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe	cmd.exe
PID 2156 wrote to memory of 3160	2156	07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe	cmd.exe
PID 3160 wrote to memory of 3604	3160	cmd.exe	PING.EXE
PID 3160 wrote to memory of 3604	3160	cmd.exe	PING.EXE
PID 3160 wrote to memory of 3604	3160	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe
"C:\Users\Admin\AppData\Local\Temp\07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3032

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07d752928fd9a3a4a74047f62d3a1ac61d94b0c176ba8777bd1c2ca170a34484.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3160

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3604

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:652

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:2400

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:4072

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
517eabc1d063d8c03f45bc73d3ec55d3

SHA1
850013e3333a13197cbb05bba1f80550c6eb1216

SHA256
8a781b3e3e63d633ff7f900a20efc78596f9bd27868276b23d24cd1f00116de0

SHA512
1c5ed7e343130a8b9c931d741c406b9441a1706910cb7b89bac59616e8a57e5b74ad9770e2d28b2204cbd3f81d766d635e15a54fa0f82d325b411f0b627a1e88

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
517eabc1d063d8c03f45bc73d3ec55d3

SHA1
850013e3333a13197cbb05bba1f80550c6eb1216

SHA256
8a781b3e3e63d633ff7f900a20efc78596f9bd27868276b23d24cd1f00116de0

SHA512
1c5ed7e343130a8b9c931d741c406b9441a1706910cb7b89bac59616e8a57e5b74ad9770e2d28b2204cbd3f81d766d635e15a54fa0f82d325b411f0b627a1e88

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads