sakula | 0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1

General

Target

0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe
Size

58KB
MD5

190db05f58c31ff8db023c7af813051c
SHA1

3bf272baaf7d4cca50fad54d38c379bc99aeffc6
SHA256

0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1
SHA512

7906bef687d11e3440e0ef84bf4b6a86cd8ddf3ab00fcddf881b0b881fa1823af7ef45f7d34f94b239f68e76412cb5ad12f408a7e38c77ed6b6cfc8642a08cd9

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

3600 MediaCenter.exe

pid	process
3600	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:

0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.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"	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.exe

description	ioc	process
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 46 IoCs

Processes:

svchost.exe

description	ioc	process
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\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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	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\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\DownloadMonthlyCdnBytes = "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\GroupConnectionCount = "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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4280"	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\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\UploadCount = "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\MemoryUsageKB = "4388"	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\DownloadMonthlyInternetBytes = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.133690"	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\CacheSizeBytes = "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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.556654"	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\DownloadMonthlyLinkLocalBytes = "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\PeerInfoCount = "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\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\DownloadMonthlyCacheHostBytes = "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\DownloadMonthlyRateBkCnt = "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\CDNConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2872 PING.EXE

pid	process
2872	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe
Token: SeBackupPrivilege	3160	TiWorker.exe
Token: SeRestorePrivilege	3160	TiWorker.exe
Token: SeSecurityPrivilege	3160	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.execmd.exe

description	pid	process	target process
PID 2028 wrote to memory of 3600	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe	MediaCenter.exe
PID 2028 wrote to memory of 3600	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe	MediaCenter.exe
PID 2028 wrote to memory of 3600	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe	MediaCenter.exe
PID 2028 wrote to memory of 2936	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe	cmd.exe
PID 2028 wrote to memory of 2936	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe	cmd.exe
PID 2028 wrote to memory of 2936	2028	0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe	cmd.exe
PID 2936 wrote to memory of 2872	2936	cmd.exe	PING.EXE
PID 2936 wrote to memory of 2872	2936	cmd.exe	PING.EXE
PID 2936 wrote to memory of 2872	2936	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe
"C:\Users\Admin\AppData\Local\Temp\0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3600

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b29ab338bdfff9ba17373f4f99f5abaeef515d43d66424fa462d6f8147eb4b1.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2936

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2872

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3688

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:2408

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:3160

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
c0e7b92d7c44c3451549fb358c489d2d

SHA1
4fe64941bca91cbac8b6d8e04115ba755f05e9b6

SHA256
525d730a83454fc7b6b99a6ebdebe6a0be9025d55901095be8dabba6d1aabe7a

SHA512
a524aaabd5010f7b9da6437e222c91c6762d9dbedeef445bced936b8b079d956876b509a724a8faff830e516733cb7d5e60b759f73dc12a8437f3b80baff4e50

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
c0e7b92d7c44c3451549fb358c489d2d

SHA1
4fe64941bca91cbac8b6d8e04115ba755f05e9b6

SHA256
525d730a83454fc7b6b99a6ebdebe6a0be9025d55901095be8dabba6d1aabe7a

SHA512
a524aaabd5010f7b9da6437e222c91c6762d9dbedeef445bced936b8b079d956876b509a724a8faff830e516733cb7d5e60b759f73dc12a8437f3b80baff4e50

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads