sakula | 05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c

General

Target

05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe
Size

176KB
MD5

eb66acdf31cbe4a8fec9bccc5d2460f6
SHA1

b9a458625cc811d78b1dfc7e68c04ab0f0c03e6e
SHA256

05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c
SHA512

5f93856e01eb02ef1db48fc77ee57bf97d108d38daf6c8e544750d1657c78e4c1fa332cff7f52df3d2cd7753ef826800b63eaec9156f7b6b08714358251cbaba

Score

10^/10

sakula persistence rat suricata 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/436-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1172-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1172 MediaCenter.exe

pid	process
1172	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:

05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.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"	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.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
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1832 PING.EXE

pid	process
1832	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe

description	pid	process
Token: SeShutdownPrivilege	4696	svchost.exe
Token: SeCreatePagefilePrivilege	4696	svchost.exe
Token: SeShutdownPrivilege	4696	svchost.exe
Token: SeCreatePagefilePrivilege	4696	svchost.exe
Token: SeShutdownPrivilege	4696	svchost.exe
Token: SeCreatePagefilePrivilege	4696	svchost.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeIncBasePriorityPrivilege	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe
Token: SeBackupPrivilege	4804	TiWorker.exe
Token: SeRestorePrivilege	4804	TiWorker.exe
Token: SeSecurityPrivilege	4804	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.execmd.exe

description	pid	process	target process
PID 436 wrote to memory of 1172	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe	MediaCenter.exe
PID 436 wrote to memory of 1172	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe	MediaCenter.exe
PID 436 wrote to memory of 1172	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe	MediaCenter.exe
PID 436 wrote to memory of 3704	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe	cmd.exe
PID 436 wrote to memory of 3704	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe	cmd.exe
PID 436 wrote to memory of 3704	436	05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe	cmd.exe
PID 3704 wrote to memory of 1832	3704	cmd.exe	PING.EXE
PID 3704 wrote to memory of 1832	3704	cmd.exe	PING.EXE
PID 3704 wrote to memory of 1832	3704	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe
"C:\Users\Admin\AppData\Local\Temp\05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:436

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1172

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05437541f57ae7e66e43951e048b022fe8c137f9691154dabd88daea6583377c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3704

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1832

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4696

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:4804

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
64057f6014e92c0a15842bb1e5ad2efa

SHA1
833f165aa95b3e0f03cb7ef0d8bfa6927e4d16e5

SHA256
4ac7cfe51a504b825ee0271584d16aa10e775c8008e49b44996c3815d10d9ae6

SHA512
4a47d3cae234b3abf1a818633460fe11a311a23494e0001bf7ee2aef5ff9bfc8d8f53d14bb30ccf4565b00d5dea85ce6e8feef0aa965c0d0e157d3e8ccc8137e

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
64057f6014e92c0a15842bb1e5ad2efa

SHA1
833f165aa95b3e0f03cb7ef0d8bfa6927e4d16e5

SHA256
4ac7cfe51a504b825ee0271584d16aa10e775c8008e49b44996c3815d10d9ae6

SHA512
4a47d3cae234b3abf1a818633460fe11a311a23494e0001bf7ee2aef5ff9bfc8d8f53d14bb30ccf4565b00d5dea85ce6e8feef0aa965c0d0e157d3e8ccc8137e

Download Submit
memory/436-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1172-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4696-132-0x000001AF38590000-0x000001AF385A0000-memory.dmp

Filesize
64KB

Download
memory/4696-133-0x000001AF38B20000-0x000001AF38B30000-memory.dmp

Filesize
64KB

Download
memory/4696-134-0x000001AF3B210000-0x000001AF3B214000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads