sakula | 0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed

General

Target

0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe
Size

216KB
MD5

34f659c8058e53f21f8081f0e3b9f250
SHA1

d860be813183971f7710455a40a7544501974705
SHA256

0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed
SHA512

2dddb891b6845295570ec80922b2139d8dd5dc1035005898182e10eeb412aef2944404aac956e13bbaf4c6e58ef515b39592a131153248a1234ae070efde32ca

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/2260-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/5096-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

5096 MediaCenter.exe

pid	process
5096	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:

0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.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"	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.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

1856 PING.EXE

pid	process
1856	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4372	svchost.exe
Token: SeCreatePagefilePrivilege	4372	svchost.exe
Token: SeShutdownPrivilege	4372	svchost.exe
Token: SeCreatePagefilePrivilege	4372	svchost.exe
Token: SeShutdownPrivilege	4372	svchost.exe
Token: SeCreatePagefilePrivilege	4372	svchost.exe
Token: SeIncBasePriorityPrivilege	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe
Token: SeBackupPrivilege	2060	TiWorker.exe
Token: SeRestorePrivilege	2060	TiWorker.exe
Token: SeSecurityPrivilege	2060	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.execmd.exe

description	pid	process	target process
PID 2260 wrote to memory of 5096	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe	MediaCenter.exe
PID 2260 wrote to memory of 5096	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe	MediaCenter.exe
PID 2260 wrote to memory of 5096	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe	MediaCenter.exe
PID 2260 wrote to memory of 1300	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe	cmd.exe
PID 2260 wrote to memory of 1300	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe	cmd.exe
PID 2260 wrote to memory of 1300	2260	0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe	cmd.exe
PID 1300 wrote to memory of 1856	1300	cmd.exe	PING.EXE
PID 1300 wrote to memory of 1856	1300	cmd.exe	PING.EXE
PID 1300 wrote to memory of 1856	1300	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe
"C:\Users\Admin\AppData\Local\Temp\0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2260

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:5096

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0481f34f7667cb4af4d586aca643aa1a4dcd3166c336141d1bb2e498c4df61ed.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1300

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1856

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:4372

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:2060

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
87d3c20547723f3977acd97508079eb9

SHA1
1887d3f71d8e787ec6410a3973b921c05ecc9f86

SHA256
ba303678d436c3d883c3c001f287dfeb422dc5b2a9b41b58a74ef6e8d7e72268

SHA512
0318a9ec056cd7c5195b4567d706a486aa02c87c31c6692ef3a143785e13c307c6e6d2d97037e8d5466648f9c0e200df2fe40d7cda98fb7c7f35d5e1f5d6517c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
87d3c20547723f3977acd97508079eb9

SHA1
1887d3f71d8e787ec6410a3973b921c05ecc9f86

SHA256
ba303678d436c3d883c3c001f287dfeb422dc5b2a9b41b58a74ef6e8d7e72268

SHA512
0318a9ec056cd7c5195b4567d706a486aa02c87c31c6692ef3a143785e13c307c6e6d2d97037e8d5466648f9c0e200df2fe40d7cda98fb7c7f35d5e1f5d6517c

Download Submit
memory/2260-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4372-132-0x00000205A7790000-0x00000205A77A0000-memory.dmp

Filesize
64KB

Download
memory/4372-133-0x00000205A7F60000-0x00000205A7F70000-memory.dmp

Filesize
64KB

Download
memory/4372-134-0x00000205AAB70000-0x00000205AAB74000-memory.dmp

Filesize
16KB

Download
memory/5096-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads