sakula | 1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18

General

Target

1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe
Size

191KB
MD5

b2c709cf05d71b6ee0c2bb846cd985fe
SHA1

27968431eb993ce3c8bf921083065c0042602b74
SHA256

1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18
SHA512

3f4e562bbeef40e535814ee22db3a2c7bec246c1f24ce3c61c17e0afc2f2b548781f636e8903604aa6b59d24df9d640033394e8cc8a8e9039161ed430c1ee78c

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 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2980 MediaCenter.exe

pid	process
2980	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:

1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.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"	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.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

3264 PING.EXE

pid	process
3264	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe

description	pid	process
Token: SeShutdownPrivilege	4012	svchost.exe
Token: SeCreatePagefilePrivilege	4012	svchost.exe
Token: SeShutdownPrivilege	4012	svchost.exe
Token: SeCreatePagefilePrivilege	4012	svchost.exe
Token: SeShutdownPrivilege	4012	svchost.exe
Token: SeCreatePagefilePrivilege	4012	svchost.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe
Token: SeBackupPrivilege	4236	TiWorker.exe
Token: SeRestorePrivilege	4236	TiWorker.exe
Token: SeSecurityPrivilege	4236	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.execmd.exe

description	pid	process	target process
PID 4716 wrote to memory of 2980	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe	MediaCenter.exe
PID 4716 wrote to memory of 2980	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe	MediaCenter.exe
PID 4716 wrote to memory of 2980	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe	MediaCenter.exe
PID 4716 wrote to memory of 1864	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe	cmd.exe
PID 4716 wrote to memory of 1864	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe	cmd.exe
PID 4716 wrote to memory of 1864	4716	1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe	cmd.exe
PID 1864 wrote to memory of 3264	1864	cmd.exe	PING.EXE
PID 1864 wrote to memory of 3264	1864	cmd.exe	PING.EXE
PID 1864 wrote to memory of 3264	1864	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe
"C:\Users\Admin\AppData\Local\Temp\1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4716

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2980

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1655f8f699699c19fdc0e84c57cdb0411d3eaaf715a26c85c050f648227b1d18.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3264

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:4012

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:4236

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
14bf320f29ae04fb1df6664c55216ec6

SHA1
286a4f3c1da1a00ae2af735566b0615a542ad82c

SHA256
3299b69b80c55293432def0295649d5510920daf1b72902509799c9811246010

SHA512
68b172471503f500287f26f88f6320ba34934aea02e716be57f2b7bb2a7f09bfe130df37b2961f58da58b0fba2dd01d9ec424608a3b341524579cbf187158c16

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

MD5
14bf320f29ae04fb1df6664c55216ec6

SHA1
286a4f3c1da1a00ae2af735566b0615a542ad82c

SHA256
3299b69b80c55293432def0295649d5510920daf1b72902509799c9811246010

SHA512
68b172471503f500287f26f88f6320ba34934aea02e716be57f2b7bb2a7f09bfe130df37b2961f58da58b0fba2dd01d9ec424608a3b341524579cbf187158c16

Download Submit
memory/4012-132-0x0000024739A20000-0x0000024739A30000-memory.dmp

Filesize
64KB

Download
memory/4012-133-0x0000024739A80000-0x0000024739A90000-memory.dmp

Filesize
64KB

Download
memory/4012-134-0x000002473C140000-0x000002473C144000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads