sakula | 13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef

General

Target

13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe
Size

188KB
MD5

bf2365b497a8e5eda567745049f341ac
SHA1

8f913e094412b0c8b7135c232b21e356bd1cc88d
SHA256

13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef
SHA512

787ab8a7ed9e271e7e33a91b73c66fbd57a7508f8e89293696d8bbbaa1e166e5a45a1d0ce0ecb7ab9c86068b1c4556e24eee1da55ac7696ba3ddfa4cc4bfa65f

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/3560-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1988-137-0x0000000000400000-0x0000000000420000-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

1988 MediaCenter.exe

pid	process
1988	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:

13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.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"	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

4092 PING.EXE

pid	process
4092	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4188	svchost.exe
Token: SeCreatePagefilePrivilege	4188	svchost.exe
Token: SeShutdownPrivilege	4188	svchost.exe
Token: SeCreatePagefilePrivilege	4188	svchost.exe
Token: SeShutdownPrivilege	4188	svchost.exe
Token: SeCreatePagefilePrivilege	4188	svchost.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe
Token: SeRestorePrivilege	3928	TiWorker.exe
Token: SeSecurityPrivilege	3928	TiWorker.exe
Token: SeBackupPrivilege	3928	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.execmd.exe

description	pid	process	target process
PID 3560 wrote to memory of 1988	3560	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe	MediaCenter.exe
PID 3560 wrote to memory of 1988	3560	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe	MediaCenter.exe
PID 3560 wrote to memory of 1988	3560	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe	MediaCenter.exe
PID 3560 wrote to memory of 1112	3560	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe	cmd.exe
PID 3560 wrote to memory of 1112	3560	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe	cmd.exe
PID 3560 wrote to memory of 1112	3560	13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe	cmd.exe
PID 1112 wrote to memory of 4092	1112	cmd.exe	PING.EXE
PID 1112 wrote to memory of 4092	1112	cmd.exe	PING.EXE
PID 1112 wrote to memory of 4092	1112	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe
"C:\Users\Admin\AppData\Local\Temp\13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3560

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1988

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13fa1c56a86cddf736b7e85523e6ce1550c29bfb88418433d4ba2ad3e90573ef.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4092

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:4188

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:3928

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
210b83febb6e85a5cd8b2b8fb3d1de9a

SHA1
74abff5327b1104a2edf4fc7c98569890ca8296f

SHA256
b5158f877cf828019a339ce4eb9e94c2c09a89d76eb13160c9ba7ea4b6685946

SHA512
548731573fd179f682550d188b94204d47011e0830df207400bca3ee50cbc7751e09fb0318f1e33ee84df10deb0bf920f605cd3dbfc178419e9a6ed3bc99a306

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

MD5
210b83febb6e85a5cd8b2b8fb3d1de9a

SHA1
74abff5327b1104a2edf4fc7c98569890ca8296f

SHA256
b5158f877cf828019a339ce4eb9e94c2c09a89d76eb13160c9ba7ea4b6685946

SHA512
548731573fd179f682550d188b94204d47011e0830df207400bca3ee50cbc7751e09fb0318f1e33ee84df10deb0bf920f605cd3dbfc178419e9a6ed3bc99a306

Download Submit
memory/1988-137-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3560-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4188-133-0x000002AEBFD90000-0x000002AEBFDA0000-memory.dmp

Filesize
64KB

Download
memory/4188-134-0x000002AEC0320000-0x000002AEC0330000-memory.dmp

Filesize
64KB

Download
memory/4188-135-0x000002AEC2A10000-0x000002AEC2A14000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads