sakula | 157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f

General

Target

157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe
Size

89KB
MD5

f31ad30e246c00a5aa1943b2d75b3bf7
SHA1

30e3cc56fe0422e7e3b0031235c88bca888a6382
SHA256

157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f
SHA512

5d5078e23bf3c99442f75e23785f6680b6b438efcca3c700b84c09e639ff5c3ca46bb0595d35fb04a8a9fc0e1ef363e0e25f79aa2fa5e6785d70aa174a2127ac

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

4576 MediaCenter.exe

pid	process
4576	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:

157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.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"	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.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

1444 PING.EXE

pid	process
1444	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4872	svchost.exe
Token: SeCreatePagefilePrivilege	4872	svchost.exe
Token: SeShutdownPrivilege	4872	svchost.exe
Token: SeCreatePagefilePrivilege	4872	svchost.exe
Token: SeShutdownPrivilege	4872	svchost.exe
Token: SeCreatePagefilePrivilege	4872	svchost.exe
Token: SeIncBasePriorityPrivilege	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe
Token: SeBackupPrivilege	2328	TiWorker.exe
Token: SeRestorePrivilege	2328	TiWorker.exe
Token: SeSecurityPrivilege	2328	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.execmd.exe

description	pid	process	target process
PID 4316 wrote to memory of 4576	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe	MediaCenter.exe
PID 4316 wrote to memory of 4576	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe	MediaCenter.exe
PID 4316 wrote to memory of 4576	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe	MediaCenter.exe
PID 4316 wrote to memory of 4056	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe	cmd.exe
PID 4316 wrote to memory of 4056	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe	cmd.exe
PID 4316 wrote to memory of 4056	4316	157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe	cmd.exe
PID 4056 wrote to memory of 1444	4056	cmd.exe	PING.EXE
PID 4056 wrote to memory of 1444	4056	cmd.exe	PING.EXE
PID 4056 wrote to memory of 1444	4056	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe
"C:\Users\Admin\AppData\Local\Temp\157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4316

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4576

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\157ffa946796f8d5bf6ce129e7954e05311bf4bc115a08ba72fe1185c52e354f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4056

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1444

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:4872

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:2328

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
24b56f18e620b4f846b44c66de4862ee

SHA1
035100f4cbd131bc5de285aae8c8fedf5600572b

SHA256
b58f1007a1c438de7b726a89a13248bc79f7e3a09f244051011063da2925181b

SHA512
839c4b6b06bae1bb405e089323d8cb43de358d8d75c2ab573269fc5fb5c22a40d991a7699e4f6faa8b82a55499e6a5b1693b26019f95e0a7176c020a952dd3d7

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

MD5
24b56f18e620b4f846b44c66de4862ee

SHA1
035100f4cbd131bc5de285aae8c8fedf5600572b

SHA256
b58f1007a1c438de7b726a89a13248bc79f7e3a09f244051011063da2925181b

SHA512
839c4b6b06bae1bb405e089323d8cb43de358d8d75c2ab573269fc5fb5c22a40d991a7699e4f6faa8b82a55499e6a5b1693b26019f95e0a7176c020a952dd3d7

Download Submit
memory/4872-132-0x000001BEA7530000-0x000001BEA7540000-memory.dmp

Filesize
64KB

Download
memory/4872-133-0x000001BEA7590000-0x000001BEA75A0000-memory.dmp

Filesize
64KB

Download
memory/4872-134-0x000001BEAA5E0000-0x000001BEAA5E4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads