sakula | 101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53

General

Target

101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe
Size

216KB
MD5

4b84392c6de66c2d73f9213fed639a50
SHA1

370670b28287e2db55e33937e7f54f5cd2a5b3a7
SHA256

101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53
SHA512

309c117a9c1013a84c28e211f64d69afdef6b6ba3cea57e9341921b396722d059aee800045321e51880d8f9d686a4e09a97f780550a7747093f412ce33d20c16

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 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/988-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1332-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1332 MediaCenter.exe

pid	process
1332	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:

101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.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"	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

4736 PING.EXE

pid	process
4736	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1188	svchost.exe
Token: SeCreatePagefilePrivilege	1188	svchost.exe
Token: SeShutdownPrivilege	1188	svchost.exe
Token: SeCreatePagefilePrivilege	1188	svchost.exe
Token: SeShutdownPrivilege	1188	svchost.exe
Token: SeCreatePagefilePrivilege	1188	svchost.exe
Token: SeIncBasePriorityPrivilege	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe
Token: SeBackupPrivilege	1012	TiWorker.exe
Token: SeRestorePrivilege	1012	TiWorker.exe
Token: SeSecurityPrivilege	1012	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.execmd.exe

description	pid	process	target process
PID 988 wrote to memory of 1332	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe	MediaCenter.exe
PID 988 wrote to memory of 1332	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe	MediaCenter.exe
PID 988 wrote to memory of 1332	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe	MediaCenter.exe
PID 988 wrote to memory of 4344	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe	cmd.exe
PID 988 wrote to memory of 4344	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe	cmd.exe
PID 988 wrote to memory of 4344	988	101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe	cmd.exe
PID 4344 wrote to memory of 4736	4344	cmd.exe	PING.EXE
PID 4344 wrote to memory of 4736	4344	cmd.exe	PING.EXE
PID 4344 wrote to memory of 4736	4344	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe
"C:\Users\Admin\AppData\Local\Temp\101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:988

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1332

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\101e33509e688508c996ce344e61f2765fd01491cbabdfff536a781898a97b53.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4344

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4736

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:1188

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:1012

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
18ccfef8d5ea5c6d501f24cce6ac2a38

SHA1
494adbe1b62cebe0845082db4edebfd6ef5e97de

SHA256
918772efd17f9ed2bf4d9b11dc410fcb24f3b2a250582590ccf8f5df37d8803f

SHA512
3cee33a4361df8df7ef597e8611d4f71c1598f1b6635aaf977c2c93d6f63ef242802b0f453d05c7d96971542f13a834b484b784d03593348b4306c911a6a138f

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

MD5
18ccfef8d5ea5c6d501f24cce6ac2a38

SHA1
494adbe1b62cebe0845082db4edebfd6ef5e97de

SHA256
918772efd17f9ed2bf4d9b11dc410fcb24f3b2a250582590ccf8f5df37d8803f

SHA512
3cee33a4361df8df7ef597e8611d4f71c1598f1b6635aaf977c2c93d6f63ef242802b0f453d05c7d96971542f13a834b484b784d03593348b4306c911a6a138f

Download Submit
memory/988-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1188-133-0x0000014991EF0000-0x0000014991F00000-memory.dmp

Filesize
64KB

Download
memory/1188-132-0x00000149917A0000-0x00000149917B0000-memory.dmp

Filesize
64KB

Download
memory/1188-134-0x0000014994420000-0x0000014994424000-memory.dmp

Filesize
16KB

Download
memory/1332-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads