sakula | 0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca

General

Target

0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe
Size

60KB
MD5

992ec461c3d0b33ca2524f9ec9b2c6b7
SHA1

212df6af809a06f1f97bf0d33a1287375b46221b
SHA256

0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca
SHA512

1f8168b34cdacd5216a21e1e5d88fcc934702b460a5e0663c08076c575663298b0e6ab08659301e7fb1231d15f98b6729150b7019e455fb639a65c2f602c8e60

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3216 MediaCenter.exe

pid	process
3216	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:

0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.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"	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893034575414517"	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
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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyInternetBytes = "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\GroupConnectionCount = "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\MemoryUsageKB = "4060"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.564108"	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\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\UplinkUsageBps = "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	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\MonthID = "2"	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\MemoryUsageKB = "4160"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\DownlinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.249989"	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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\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\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\UploadMonthlyLanBytes = "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\DownloadMonthlyRateBkCnt = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

460 PING.EXE

pid	process
460	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe
Token: SeBackupPrivilege	1480	TiWorker.exe
Token: SeRestorePrivilege	1480	TiWorker.exe
Token: SeSecurityPrivilege	1480	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.execmd.exe

description	pid	process	target process
PID 3648 wrote to memory of 3216	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe	MediaCenter.exe
PID 3648 wrote to memory of 3216	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe	MediaCenter.exe
PID 3648 wrote to memory of 3216	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe	MediaCenter.exe
PID 3648 wrote to memory of 3964	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe	cmd.exe
PID 3648 wrote to memory of 3964	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe	cmd.exe
PID 3648 wrote to memory of 3964	3648	0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe	cmd.exe
PID 3964 wrote to memory of 460	3964	cmd.exe	PING.EXE
PID 3964 wrote to memory of 460	3964	cmd.exe	PING.EXE
PID 3964 wrote to memory of 460	3964	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe
"C:\Users\Admin\AppData\Local\Temp\0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3648

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3216

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0bb14972e8a9bffd5b99a46bc78be0f4c7ad281250a17d2e12f1adb8bfb7b2ca.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3964

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:460

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1960

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:2760

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:1480

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
bfa1c52a7c66dc3f0e190d1aa49a4fc5

SHA1
d751f85c5a9103d58e1eb122075fb028b14b138b

SHA256
bf1967a079ce80dd694600db0588b6107c48bbebd61b38eb9cea95141e05a39d

SHA512
e319b25bf1d18fb1868bba4a7551d34641ca6d9cde029de4da04112e82ba19385d28e80c822a8b58259b1fa8c3452c128182172c5ef6be30e2b764464a73cd6f

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

MD5
bfa1c52a7c66dc3f0e190d1aa49a4fc5

SHA1
d751f85c5a9103d58e1eb122075fb028b14b138b

SHA256
bf1967a079ce80dd694600db0588b6107c48bbebd61b38eb9cea95141e05a39d

SHA512
e319b25bf1d18fb1868bba4a7551d34641ca6d9cde029de4da04112e82ba19385d28e80c822a8b58259b1fa8c3452c128182172c5ef6be30e2b764464a73cd6f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads