sakula | 02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71

General

Target

02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe
Size

150KB
MD5

5909d8f8e802991eeb3e0df2537166e2
SHA1

2cfe6f994e5f4267c0eed3085184f5dc8e3d923e
SHA256

02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71
SHA512

b6e425da4d819609d03eea5aec75831e6d8dfb734b7c218c5ef8d11f0084ece0ba7b0dc81eae7067c2ddbeb3710886cec3b1e5282018ce2ecafd341985563a1c

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

4080 MediaCenter.exe

pid	process
4080	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:

02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.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"	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.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\UploadMonthlyLanBytes = "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\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 (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\SwarmCount = "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\CDNConnectionCount = "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\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\DownloadMonthlyCdnBytes = "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\Usage\MemoryUsageKB = "4116"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\MonthlyUploadRestriction = "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\UplinkUsageBps = "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\MemoryUsageKB = "4136"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.141597"	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\DownloadMonthlyInternetBytes = "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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.166236"	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\DownloadMonthlyGroupBytes = "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\BkDownloadRatePct = "45"	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\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\GroupConnectionCount = "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\DownloadMonthlyLanBytes = "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\DownloadMonthlyCacheHostBytes = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "18.742488"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3056 PING.EXE

pid	process
3056	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe
Token: SeBackupPrivilege	1724	TiWorker.exe
Token: SeRestorePrivilege	1724	TiWorker.exe
Token: SeSecurityPrivilege	1724	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.execmd.exe

description	pid	process	target process
PID 2104 wrote to memory of 4080	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe	MediaCenter.exe
PID 2104 wrote to memory of 4080	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe	MediaCenter.exe
PID 2104 wrote to memory of 4080	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe	MediaCenter.exe
PID 2104 wrote to memory of 2704	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe	cmd.exe
PID 2104 wrote to memory of 2704	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe	cmd.exe
PID 2104 wrote to memory of 2704	2104	02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe	cmd.exe
PID 2704 wrote to memory of 3056	2704	cmd.exe	PING.EXE
PID 2704 wrote to memory of 3056	2704	cmd.exe	PING.EXE
PID 2704 wrote to memory of 3056	2704	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe
"C:\Users\Admin\AppData\Local\Temp\02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2104

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4080

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\02c17916cd9dff090f849ce2bec2627b92217b036502ccdbfeeee53a617b7c71.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2704

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3056

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2432

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:320

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:1724

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
5161991f57cd0c782502bb30803300aa

SHA1
21b3645d95c07684e9a32031ba5cc94ba418925b

SHA256
16c0d2e8036690edb031a04ebc2284fa58fc39250270361dda765adc73c88117

SHA512
8aa062979179f29054258b1fc65da2d4d692456e3c53a5f09d82f623c87ba0c630841441b49030909d73063845b59953a2ce18f51827bcc9a7084358d5904afd

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
5161991f57cd0c782502bb30803300aa

SHA1
21b3645d95c07684e9a32031ba5cc94ba418925b

SHA256
16c0d2e8036690edb031a04ebc2284fa58fc39250270361dda765adc73c88117

SHA512
8aa062979179f29054258b1fc65da2d4d692456e3c53a5f09d82f623c87ba0c630841441b49030909d73063845b59953a2ce18f51827bcc9a7084358d5904afd

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads