sakula | 0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a

General

Target

0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe
Size

99KB
MD5

95805c9a104ffde91f59ad37a2e477b5
SHA1

fa1b8bcfaef21c3c002a1725ac94a81647ece74b
SHA256

0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a
SHA512

77343e285b0f5fe8d5080cfe96359912cf6f88da6f354a6415bee16cc06df4f51f4f446341b44341dc78ba2544a990a405d4f8afa9ebe68597da6390a46d4abc

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

1212 MediaCenter.exe

pid	process
1212	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:

0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.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"	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.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 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyRateBkCnt = "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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4176"	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\Config\DownloadMode_BackCompat = "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\DownloadMonthlyCdnBytes = "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\UploadRatePct = "100"	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\InternetConnectionCount = "0"	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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateBkBps = "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\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\PriorityDownloadPendingCount = "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\NormalDownloadPendingCount = "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\DownloadMonthlyGroupBytes = "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\CacheSizeBytes = "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 = "0.568193"	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\DownloadMonthlyInternetBytes = "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 = "4380"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006657"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892994656079005"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.813887"	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\UploadMonthlyLanBytes = "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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "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\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\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 = "3980"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3768 PING.EXE

pid	process
3768	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe

description	pid	process
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe
Token: SeBackupPrivilege	704	TiWorker.exe
Token: SeRestorePrivilege	704	TiWorker.exe
Token: SeSecurityPrivilege	704	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.execmd.exe

description	pid	process	target process
PID 3760 wrote to memory of 1212	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe	MediaCenter.exe
PID 3760 wrote to memory of 1212	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe	MediaCenter.exe
PID 3760 wrote to memory of 1212	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe	MediaCenter.exe
PID 3760 wrote to memory of 3236	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe	cmd.exe
PID 3760 wrote to memory of 3236	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe	cmd.exe
PID 3760 wrote to memory of 3236	3760	0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe	cmd.exe
PID 3236 wrote to memory of 3768	3236	cmd.exe	PING.EXE
PID 3236 wrote to memory of 3768	3236	cmd.exe	PING.EXE
PID 3236 wrote to memory of 3768	3236	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe
"C:\Users\Admin\AppData\Local\Temp\0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3760

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1212

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ea34ca85a8ab7c0e40371b4286ed43572a96ffe3615162261a9768daebfb20a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3236

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3768

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2548

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:2188

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:704

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
122c4a28e378ae6f2038785fc71fed2f

SHA1
90dfd168fb9f82ddefec85e3b0887722990c0424

SHA256
0635d25b46fa307be048eb50668ac3ff7a5032d6b3bc17a1642a476ab80059b1

SHA512
d6bb9edccb67f3dd4580416315ea5a731d701d2c07aeb88c429adb39ba7dd1a0f4e3a86bb3149af4f53f93e2c1136f996e1fb533bcc37df863a23c7cd30bf554

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

MD5
122c4a28e378ae6f2038785fc71fed2f

SHA1
90dfd168fb9f82ddefec85e3b0887722990c0424

SHA256
0635d25b46fa307be048eb50668ac3ff7a5032d6b3bc17a1642a476ab80059b1

SHA512
d6bb9edccb67f3dd4580416315ea5a731d701d2c07aeb88c429adb39ba7dd1a0f4e3a86bb3149af4f53f93e2c1136f996e1fb533bcc37df863a23c7cd30bf554

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads