sakula | 097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8

General

Target

097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe
Size

92KB
MD5

6d0e1397ec6ca97e5f278c6e468d9ffa
SHA1

df2760fc4fa338b23e469912efaeeedb6ca5deee
SHA256

097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8
SHA512

127df817f3f93618e782dbfdef36c2903c1f1a3d22a733b433556ea047d1a2ae4e08b94896627f49b92b81695d43e78438f43643159ed6f00b53852fae259fea

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

1888 MediaCenter.exe

pid	process
1888	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:

097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.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"	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.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 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exeMusNotifyIcon.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\Config\KVFileExpirationTime = "132893087489316997"	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\BkDownloadRatePct = "45"	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\SwarmCount = "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\DownloadMonthlyRateFrCnt = "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\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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.287579"	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\DownloadMonthlyCdnBytes = "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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "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\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\MemoryUsageKB = "4268"	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\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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.777752"	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\UploadMonthlyInternetBytes = "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\PeerInfoCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.499946"	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\DownloadMonthlyRateBkCnt = "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 (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\PriorityDownloadCount = "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\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\UploadRatePct = "100"	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\MemoryUsageKB = "4060"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3468 PING.EXE

pid	process
3468	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe
Token: SeBackupPrivilege	460	TiWorker.exe
Token: SeRestorePrivilege	460	TiWorker.exe
Token: SeSecurityPrivilege	460	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.execmd.exe

description	pid	process	target process
PID 3884 wrote to memory of 1888	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe	MediaCenter.exe
PID 3884 wrote to memory of 1888	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe	MediaCenter.exe
PID 3884 wrote to memory of 1888	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe	MediaCenter.exe
PID 3884 wrote to memory of 2860	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe	cmd.exe
PID 3884 wrote to memory of 2860	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe	cmd.exe
PID 3884 wrote to memory of 2860	3884	097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe	cmd.exe
PID 2860 wrote to memory of 3468	2860	cmd.exe	PING.EXE
PID 2860 wrote to memory of 3468	2860	cmd.exe	PING.EXE
PID 2860 wrote to memory of 3468	2860	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe
"C:\Users\Admin\AppData\Local\Temp\097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3884

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1888

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\097dd955ef1018729c352b0afc909acc12c362c28d4e69b2b6c1956e795093e8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3468

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2128

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3756

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:2648

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:460

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
02ca8b3145db9a8f942f8f70d5611e78

SHA1
953ddda8788a550a8d412faff5252d599fc168f5

SHA256
ecb4b64d2e5b79f8e8d1bf47bc6d2d9f2fc2039174d242b923e4b3c97a9897c5

SHA512
9b3272063f4d63cff4862bd9c2222267009a630eee85b34714c97a72fe0c9385253745a871516f6ca6537d081ff641a0edd92c07d657bb18a58b9642cf3f4590

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
02ca8b3145db9a8f942f8f70d5611e78

SHA1
953ddda8788a550a8d412faff5252d599fc168f5

SHA256
ecb4b64d2e5b79f8e8d1bf47bc6d2d9f2fc2039174d242b923e4b3c97a9897c5

SHA512
9b3272063f4d63cff4862bd9c2222267009a630eee85b34714c97a72fe0c9385253745a871516f6ca6537d081ff641a0edd92c07d657bb18a58b9642cf3f4590

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads