sakula | 0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb

General

Target

0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe
Size

216KB
MD5

8c5411d413dce0551227625301e5d929
SHA1

347da821c2d8c6aa9aab105700d8c44bdc9c157f
SHA256

0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb
SHA512

a7e8a6645e035531555a7f961d746b9ff89761d3562e2383d946c8bbe0dd678a4dfd97f03de568b24a062c3b5dca85655558960d8e588f24e40f866adc071ebf

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 4 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
behavioral2/memory/1932-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3956-133-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3956 MediaCenter.exe

pid	process
3956	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:

0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.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"	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe

Modifies data under HKEY_USERS 47 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\DownlinkUsageBps = "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\DownlinkBps = "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\PeerInfoCount = "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\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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.173143"	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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateFrCnt = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4252"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyLanBytes = "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\PriorityDownloadCount = "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\GroupConnectionCount = "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\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\UplinkBps = "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\NormalDownloadCount = "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\DownloadMonthlyCacheHostBytes = "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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.674576"	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\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\MemoryUsageKB = "4248"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.334622"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2168 PING.EXE

pid	process
2168	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe
Token: SeBackupPrivilege	880	TiWorker.exe
Token: SeRestorePrivilege	880	TiWorker.exe
Token: SeSecurityPrivilege	880	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.execmd.exe

description	pid	process	target process
PID 1932 wrote to memory of 3956	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe	MediaCenter.exe
PID 1932 wrote to memory of 3956	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe	MediaCenter.exe
PID 1932 wrote to memory of 3956	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe	MediaCenter.exe
PID 1932 wrote to memory of 3968	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe	cmd.exe
PID 1932 wrote to memory of 3968	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe	cmd.exe
PID 1932 wrote to memory of 3968	1932	0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe	cmd.exe
PID 3968 wrote to memory of 2168	3968	cmd.exe	PING.EXE
PID 3968 wrote to memory of 2168	3968	cmd.exe	PING.EXE
PID 3968 wrote to memory of 2168	3968	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe
"C:\Users\Admin\AppData\Local\Temp\0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1932

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3956

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e29825bbf869d5e4e7bd196f1cef9c2fdce59710002149aef5f2cc6b8b20adb.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3968

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2168

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
1⤵
- Checks processor information in registry
PID:3276

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:1892

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:880

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
dd7f78294ba3af903f418b338b28fb06

SHA1
e9e7e3c3679923b6160c3605a691e5d9cc440f68

SHA256
acae52dfea1afca04616d730651af3a5d1abc7ea82d6e437b10f8ebc6b994c59

SHA512
4b7e96ace2dad6cab85fd0bea682cb00d05d6af23b1d5ff272386c3e8895b42ea63e5083d7075a2b4f5cd0791420f9cf8de28af08e475a36906c5672d2d9cad1

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

MD5
dd7f78294ba3af903f418b338b28fb06

SHA1
e9e7e3c3679923b6160c3605a691e5d9cc440f68

SHA256
acae52dfea1afca04616d730651af3a5d1abc7ea82d6e437b10f8ebc6b994c59

SHA512
4b7e96ace2dad6cab85fd0bea682cb00d05d6af23b1d5ff272386c3e8895b42ea63e5083d7075a2b4f5cd0791420f9cf8de28af08e475a36906c5672d2d9cad1

Download Submit
memory/1932-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3956-133-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads