sakula | 0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842

General

Target

0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe
Size

101KB
MD5

68c5c401528ecb532b9927c66642b23b
SHA1

bff18fb138d0f2dbf946280d41a2906d0ab8abd2
SHA256

0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842
SHA512

9d110ff5be4f24ef57c13020597f323c27f7245f263490435047035a2131549c64b45b45a51247369988d265125e995f240b7c8dd4be3568ab0e2a8251148042

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

3284 MediaCenter.exe

pid	process
3284	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:

0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.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"	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.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
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\CacheSizeBytes = "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\DownloadMonthlyLinkLocalBytes = "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\MonthID = "2"	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\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.503321"	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\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\DownloadMonthlyCdnBytes = "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\UplinkBps = "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\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\DownloadMonthlyRateBkBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308"	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\LinkLocalConnectionCount = "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\UplinkUsageBps = "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 = "0.006644"	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\DownloadMonthlyRateFrCnt = "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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.459846"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.331974"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3948"	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\UploadMonthlyInternetBytes = "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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	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\Config\KVFileExpirationTime = "132893009151923260"	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\DownlinkUsageBps = "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\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1796 PING.EXE

pid	process
1796	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe

description	pid	process
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe
Token: SeBackupPrivilege	4044	TiWorker.exe
Token: SeRestorePrivilege	4044	TiWorker.exe
Token: SeSecurityPrivilege	4044	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.execmd.exe

description	pid	process	target process
PID 2168 wrote to memory of 3284	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe	MediaCenter.exe
PID 2168 wrote to memory of 3284	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe	MediaCenter.exe
PID 2168 wrote to memory of 3284	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe	MediaCenter.exe
PID 2168 wrote to memory of 1220	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe	cmd.exe
PID 2168 wrote to memory of 1220	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe	cmd.exe
PID 2168 wrote to memory of 1220	2168	0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe	cmd.exe
PID 1220 wrote to memory of 1796	1220	cmd.exe	PING.EXE
PID 1220 wrote to memory of 1796	1220	cmd.exe	PING.EXE
PID 1220 wrote to memory of 1796	1220	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe
"C:\Users\Admin\AppData\Local\Temp\0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2168

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3284

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d89dffbb8c50b0e1ba5adcb22f6f3ed5c488ee808636b4258fec107e86ba842.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1220

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1796

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1948

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:1660

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:4044

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
0259a22ffc99b065e1255c344ea28f23

SHA1
8a78a55785c3dca9b8c236441966be975d1e0243

SHA256
1a133b7e74726eb3db33c09d45973f738eb8913546d674b1864bd4677fda7cf5

SHA512
899d0e360e135fe1e559b9e4df31a7374aad00188959661866108f4b9aedf37d0059be8636468b4ab70e416e13584d4a66c46e0c30bb4e64b91071c02d1df646

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

MD5
0259a22ffc99b065e1255c344ea28f23

SHA1
8a78a55785c3dca9b8c236441966be975d1e0243

SHA256
1a133b7e74726eb3db33c09d45973f738eb8913546d674b1864bd4677fda7cf5

SHA512
899d0e360e135fe1e559b9e4df31a7374aad00188959661866108f4b9aedf37d0059be8636468b4ab70e416e13584d4a66c46e0c30bb4e64b91071c02d1df646

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads