sakula | 1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd

General

Target

1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe
Size

216KB
MD5

385ad9d8f92d0e129b7756a7c10c3585
SHA1

c61da48b4e7635f471893c77600501e91060bbf9
SHA256

1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd
SHA512

7e53ef8af41c384f1f1f8a3a5c9d06f38262631c4b66d3600f30e2d67f2a442ca9c479ba6dda52017468fee9ec8bb0ca70ecf1aa25d4c09d66d866c2805c44d3

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/2380-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1992-136-0x0000000000400000-0x0000000000420000-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

1992 MediaCenter.exe

pid	process
1992	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:

1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.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"	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.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

3528 PING.EXE

pid	process
3528	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2236	svchost.exe
Token: SeCreatePagefilePrivilege	2236	svchost.exe
Token: SeShutdownPrivilege	2236	svchost.exe
Token: SeCreatePagefilePrivilege	2236	svchost.exe
Token: SeShutdownPrivilege	2236	svchost.exe
Token: SeCreatePagefilePrivilege	2236	svchost.exe
Token: SeIncBasePriorityPrivilege	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe
Token: SeBackupPrivilege	2292	TiWorker.exe
Token: SeRestorePrivilege	2292	TiWorker.exe
Token: SeSecurityPrivilege	2292	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.execmd.exe

description	pid	process	target process
PID 2380 wrote to memory of 1992	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe	MediaCenter.exe
PID 2380 wrote to memory of 1992	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe	MediaCenter.exe
PID 2380 wrote to memory of 1992	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe	MediaCenter.exe
PID 2380 wrote to memory of 3368	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe	cmd.exe
PID 2380 wrote to memory of 3368	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe	cmd.exe
PID 2380 wrote to memory of 3368	2380	1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe	cmd.exe
PID 3368 wrote to memory of 3528	3368	cmd.exe	PING.EXE
PID 3368 wrote to memory of 3528	3368	cmd.exe	PING.EXE
PID 3368 wrote to memory of 3528	3368	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe
"C:\Users\Admin\AppData\Local\Temp\1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1992

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1506b557906835a9d319d79554c8b4c8416e1e50ca71aee4f89bc903b9abcafd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3368

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3528

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:2236

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:2292

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
edda5b5ed362bec064451b2c08098774

SHA1
73adf2ad5fee8356f72aa9fb07a6e75b3ace8d7e

SHA256
f0790e702ccbdf918dd615688f9364a0e304766c17c964e879847275c9609a43

SHA512
742bcf1852659c106d4aec6c960c5a2d9a4f3417ab860e97dd465ba9a68f5291e4b8b2c4a4d821e94f3509225d1fb8414f2fd12f9fd518ef4e68e616acd9e31d

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

MD5
edda5b5ed362bec064451b2c08098774

SHA1
73adf2ad5fee8356f72aa9fb07a6e75b3ace8d7e

SHA256
f0790e702ccbdf918dd615688f9364a0e304766c17c964e879847275c9609a43

SHA512
742bcf1852659c106d4aec6c960c5a2d9a4f3417ab860e97dd465ba9a68f5291e4b8b2c4a4d821e94f3509225d1fb8414f2fd12f9fd518ef4e68e616acd9e31d

Download Submit
memory/1992-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2236-132-0x000001EB90130000-0x000001EB90140000-memory.dmp

Filesize
64KB

Download
memory/2236-133-0x000001EB90190000-0x000001EB901A0000-memory.dmp

Filesize
64KB

Download
memory/2236-134-0x000001EB92EA0000-0x000001EB92EA4000-memory.dmp

Filesize
16KB

Download
memory/2380-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads