sakula | 09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be

General

Target

09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe
Size

60KB
MD5

2e77d5a1da7113c5366d3af1b32ef52b
SHA1

fc7b1cf9148e89ffcc47ce98d72e9a0b61f38263
SHA256

09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be
SHA512

9144f2561c127d361b1d5689d0910f82e17b8f047f55083ef5c8e9d9053fde04981e4f0a6b49bd72499f202668a7cab224902583f2494afac2a76455eb9b02f6

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

1468 MediaCenter.exe

pid	process
1468	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:

09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.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"	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.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 48 IoCs

Processes:

svchost.exe

description	ioc	process
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\FrDownloadRatePct = "90"	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\MemoryUsageKB = "3668"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3696"	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\UploadMonthlyLanBytes = "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\UplinkUsageBps = "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\SwarmCount = "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\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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.000467"	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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.007560"	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\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.236071"	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\GroupConnectionCount = "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\PriorityDownloadPendingCount = "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\Usage\DownloadMonthlyInternetBytes = "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\NormalDownloadCount = "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\MemoryUsageKB = "3488"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "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\UploadMonthlyInternetBytes = "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\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1232 PING.EXE

pid	process
1232	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe
Token: SeRestorePrivilege	1180	TiWorker.exe
Token: SeSecurityPrivilege	1180	TiWorker.exe
Token: SeBackupPrivilege	1180	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.execmd.exe

description	pid	process	target process
PID 2700 wrote to memory of 1468	2700	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe	MediaCenter.exe
PID 2700 wrote to memory of 1468	2700	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe	MediaCenter.exe
PID 2700 wrote to memory of 1468	2700	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe	MediaCenter.exe
PID 2700 wrote to memory of 2236	2700	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe	cmd.exe
PID 2700 wrote to memory of 2236	2700	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe	cmd.exe
PID 2700 wrote to memory of 2236	2700	09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe	cmd.exe
PID 2236 wrote to memory of 1232	2236	cmd.exe	PING.EXE
PID 2236 wrote to memory of 1232	2236	cmd.exe	PING.EXE
PID 2236 wrote to memory of 1232	2236	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe
"C:\Users\Admin\AppData\Local\Temp\09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2700

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1468

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\09da38ee2f2eca8de9a39e86f14077c2dc7729c3bf4e90f2b4279e286f1186be.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2236

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1232

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3788

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3396

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:1180

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
d4e8ba1fadee9d177f2c1bb6fd9b9445

SHA1
7d1bc775a2db6afa937b6bd439a4ed5b5a065a50

SHA256
0e33f8f61c19d54a67ceea1b1d60d19377b18f8f4946a7aa55aee9d0ee5cc564

SHA512
998f794691eaa22c1d7ad6843e4329bf093350c8e377a5098e9190267d365e17716ade67ed733bc72977346c7e6105f75615834abc792741e2cc30e08def0f8d

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
d4e8ba1fadee9d177f2c1bb6fd9b9445

SHA1
7d1bc775a2db6afa937b6bd439a4ed5b5a065a50

SHA256
0e33f8f61c19d54a67ceea1b1d60d19377b18f8f4946a7aa55aee9d0ee5cc564

SHA512
998f794691eaa22c1d7ad6843e4329bf093350c8e377a5098e9190267d365e17716ade67ed733bc72977346c7e6105f75615834abc792741e2cc30e08def0f8d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads