sakula | 05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98

General

Target

05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe
Size

92KB
MD5

be0e7f3577247216dd46c324ccaf10c6
SHA1

26927770c50bff232ad96cf2bcc9fa0982d14069
SHA256

05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98
SHA512

66be7d2ab7bc1d5848a0b397a1b7887ba6149f446903357cb28b4269da31e5da0b462ab426fe3970efc295f08303314c886c3f31cd954c53dc28310b33df692b

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

1788 MediaCenter.exe

pid	process
1788	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:

05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.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"	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.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\SwarmCount = "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\Usage\DownloadMonthlyGroupBytes = "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\UplinkBps = "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\Settings	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\InternetConnectionCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\UploadRatePct = "100"	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 = "0.000000"	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\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\Config\KVFileExpirationTime = "132893142782592025"	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\CacheSizeBytes = "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\UploadCount = "0"	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\DownloadMonthlyCdnBytes = "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\DownloadMonthlyRateBkCnt = "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\PriorityDownloadCount = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.147040"	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\GroupConnectionCount = "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\DownlinkUsageBps = "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\NormalDownloadCount = "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 (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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.040075"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4364"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2576 PING.EXE

pid	process
2576	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe
Token: SeBackupPrivilege	2204	TiWorker.exe
Token: SeRestorePrivilege	2204	TiWorker.exe
Token: SeSecurityPrivilege	2204	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.execmd.exe

description	pid	process	target process
PID 1760 wrote to memory of 1788	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe	MediaCenter.exe
PID 1760 wrote to memory of 1788	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe	MediaCenter.exe
PID 1760 wrote to memory of 1788	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe	MediaCenter.exe
PID 1760 wrote to memory of 1748	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe	cmd.exe
PID 1760 wrote to memory of 1748	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe	cmd.exe
PID 1760 wrote to memory of 1748	1760	05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe	cmd.exe
PID 1748 wrote to memory of 2576	1748	cmd.exe	PING.EXE
PID 1748 wrote to memory of 2576	1748	cmd.exe	PING.EXE
PID 1748 wrote to memory of 2576	1748	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe
"C:\Users\Admin\AppData\Local\Temp\05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1788

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05f10f65b9b8835c1daa927a2edad27e9bc4b596fffcfadd0e9a81833fe34c98.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1748

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2576

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1152

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:1460

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:2204

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
12c59ce408815e265a5d5ae1361775e6

SHA1
7a7629ba81ef1db5bd7c6bfd707e9b2ad9c13a77

SHA256
2f2945e4c25ee18c47f1d05f2d5519c6f6ac8adb55037d76d9e55cc841793d92

SHA512
15114cc7bae5196a38a48f17bf6a53f139fd4bac8cb506fb88cb9bba3a81217a6067e8fbfd9ff5585c7f58cdfe5cd2ad777f821d3a1f2ccff940253cc3d5c9b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
12c59ce408815e265a5d5ae1361775e6

SHA1
7a7629ba81ef1db5bd7c6bfd707e9b2ad9c13a77

SHA256
2f2945e4c25ee18c47f1d05f2d5519c6f6ac8adb55037d76d9e55cc841793d92

SHA512
15114cc7bae5196a38a48f17bf6a53f139fd4bac8cb506fb88cb9bba3a81217a6067e8fbfd9ff5585c7f58cdfe5cd2ad777f821d3a1f2ccff940253cc3d5c9b9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads