sakula | 18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df

General

Target

18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe
Size

150KB
MD5

cf4c7f3dee8537247555d69903f5c5df
SHA1

5b5356fac4715cce33ce36b581cf149d04c3b955
SHA256

18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df
SHA512

bbcff7f2b11b07bdf8c944ba4463ef1ae0a0adb8ff45ff6fbe7fd7721991c730615c4fb32a50d3caf543477fdfa7173b88dc2ae3f9f96c0fadafac5359366da5

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 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

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

3172 MediaCenter.exe

pid	process
3172	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:

18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.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"	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.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

4344 PING.EXE

pid	process
4344	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2544	svchost.exe
Token: SeCreatePagefilePrivilege	2544	svchost.exe
Token: SeShutdownPrivilege	2544	svchost.exe
Token: SeCreatePagefilePrivilege	2544	svchost.exe
Token: SeShutdownPrivilege	2544	svchost.exe
Token: SeCreatePagefilePrivilege	2544	svchost.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe
Token: SeRestorePrivilege	2332	TiWorker.exe
Token: SeSecurityPrivilege	2332	TiWorker.exe
Token: SeBackupPrivilege	2332	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.execmd.exe

description	pid	process	target process
PID 1844 wrote to memory of 3172	1844	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe	MediaCenter.exe
PID 1844 wrote to memory of 3172	1844	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe	MediaCenter.exe
PID 1844 wrote to memory of 3172	1844	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe	MediaCenter.exe
PID 1844 wrote to memory of 4272	1844	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe	cmd.exe
PID 1844 wrote to memory of 4272	1844	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe	cmd.exe
PID 1844 wrote to memory of 4272	1844	18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe	cmd.exe
PID 4272 wrote to memory of 4344	4272	cmd.exe	PING.EXE
PID 4272 wrote to memory of 4344	4272	cmd.exe	PING.EXE
PID 4272 wrote to memory of 4344	4272	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe
"C:\Users\Admin\AppData\Local\Temp\18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1844

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3172

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18c4209be545d3eb3ae6cc89f940ee353d4540f4ab4902fdd320f9a3da4f48df.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4272

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4344

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:2544

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:2332

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
91279628a8789f7b394871da0c76cfc0

SHA1
acb9383b5c84b6278f434a37153fcd09668a0302

SHA256
10d43396d19fa508f44d66ad30217cefe6e7029d62f2e745f93649f0d053245e

SHA512
1f84a6d3c107e77e3ce7bc31fca1f630d8fa29d88bcfaeba55d410cf1f72349cb41f69dbae704b401af128536e427d442112f922971b5589b7a8ff9a4812f33c

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

MD5
91279628a8789f7b394871da0c76cfc0

SHA1
acb9383b5c84b6278f434a37153fcd09668a0302

SHA256
10d43396d19fa508f44d66ad30217cefe6e7029d62f2e745f93649f0d053245e

SHA512
1f84a6d3c107e77e3ce7bc31fca1f630d8fa29d88bcfaeba55d410cf1f72349cb41f69dbae704b401af128536e427d442112f922971b5589b7a8ff9a4812f33c

Download Submit
memory/2544-132-0x000001E07A360000-0x000001E07A370000-memory.dmp

Filesize
64KB

Download
memory/2544-133-0x000001E07A920000-0x000001E07A930000-memory.dmp

Filesize
64KB

Download
memory/2544-134-0x000001E07CFC0000-0x000001E07CFC4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads