sakula | 0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3

General

Target

0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe
Size

80KB
MD5

60bcea0a433f03411d4de24c537ad170
SHA1

fd022b22814792469e12546b1650b241222449cf
SHA256

0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3
SHA512

8486bb750196f637ea82e292585157205efcf2ca069860e0f11e055947fec501a0e34124fcd98c2a755250e09459274e7a83870fbc330b439a62e1132d0666a2

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

2464 MediaCenter.exe

pid	process
2464	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:

0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.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"	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.553415"	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\DownloadMonthlyCacheHostBytes = "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\MemoryUsageKB = "4144"	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\Usage	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 = "0.010750"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3936"	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 (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\UploadMonthlyLanBytes = "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\DownloadMonthlyRateFrBps = "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\DownloadMonthlyRateFrCnt = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.165235"	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\PriorityDownloadPendingCount = "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\NormalDownloadPendingCount = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateBkCnt = "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\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 (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\PriorityDownloadCount = "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\DownlinkUsageBps = "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 = "0.000000"	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\MemoryUsageKB = "4120"	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\Config\DownloadMode_BackCompat = "1"	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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3520 PING.EXE

pid	process
3520	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe

description	pid	process
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.execmd.exe

description	pid	process	target process
PID 2432 wrote to memory of 2464	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe	MediaCenter.exe
PID 2432 wrote to memory of 2464	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe	MediaCenter.exe
PID 2432 wrote to memory of 2464	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe	MediaCenter.exe
PID 2432 wrote to memory of 3132	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe	cmd.exe
PID 2432 wrote to memory of 3132	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe	cmd.exe
PID 2432 wrote to memory of 3132	2432	0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe	cmd.exe
PID 3132 wrote to memory of 3520	3132	cmd.exe	PING.EXE
PID 3132 wrote to memory of 3520	3132	cmd.exe	PING.EXE
PID 3132 wrote to memory of 3520	3132	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe
"C:\Users\Admin\AppData\Local\Temp\0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2432

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2464

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d123c27be589f298ed5cda40f4fbc7ca5e0060a81684af505e845ca0134a9a3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3132

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3520

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3248

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3800

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:2924

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
a5b6649f7c489fe0f3bc9f07f217d3d1

SHA1
df8456eb692ba1d26ee7d8c5fff2bb606af64d03

SHA256
64006aa77d151302175c571312c189067d63c64a0d0e43ec91b3dfffa82cb50d

SHA512
ba7ea9508fc54976f0a7d41b5e913e8ce6bc88ee897e6ef6b006872a425f382da09c8c61c0e6990383420fb56fb02b77a2ccfc793c233f0fca00ecce6a170ef3

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

MD5
a5b6649f7c489fe0f3bc9f07f217d3d1

SHA1
df8456eb692ba1d26ee7d8c5fff2bb606af64d03

SHA256
64006aa77d151302175c571312c189067d63c64a0d0e43ec91b3dfffa82cb50d

SHA512
ba7ea9508fc54976f0a7d41b5e913e8ce6bc88ee897e6ef6b006872a425f382da09c8c61c0e6990383420fb56fb02b77a2ccfc793c233f0fca00ecce6a170ef3

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads