sakula | 18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b

General

Target

18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe
Size

35KB
MD5

3ae39ccbaa63275a63e3e1a5b1e6e209
SHA1

5f76a713f7d502e0da5dc72111cd1e1fc58ebe38
SHA256

18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b
SHA512

0e89849a41e03c9227ff6cba83a9d39f23c91211ca98084599a323c43cd9ef82b5ae6eb522bbfbeb82227dd5752eaae81786b10c5183d69ee5924a4c630c603c

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4432 MediaCenter.exe

pid	process
4432	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:

18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.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"	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.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

4532 PING.EXE

pid	process
4532	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe

description	pid	process
Token: SeShutdownPrivilege	1088	svchost.exe
Token: SeCreatePagefilePrivilege	1088	svchost.exe
Token: SeShutdownPrivilege	1088	svchost.exe
Token: SeCreatePagefilePrivilege	1088	svchost.exe
Token: SeShutdownPrivilege	1088	svchost.exe
Token: SeCreatePagefilePrivilege	1088	svchost.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe
Token: SeBackupPrivilege	856	TiWorker.exe
Token: SeRestorePrivilege	856	TiWorker.exe
Token: SeSecurityPrivilege	856	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.execmd.exe

description	pid	process	target process
PID 2804 wrote to memory of 4432	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe	MediaCenter.exe
PID 2804 wrote to memory of 4432	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe	MediaCenter.exe
PID 2804 wrote to memory of 4432	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe	MediaCenter.exe
PID 2804 wrote to memory of 2756	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe	cmd.exe
PID 2804 wrote to memory of 2756	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe	cmd.exe
PID 2804 wrote to memory of 2756	2804	18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe	cmd.exe
PID 2756 wrote to memory of 4532	2756	cmd.exe	PING.EXE
PID 2756 wrote to memory of 4532	2756	cmd.exe	PING.EXE
PID 2756 wrote to memory of 4532	2756	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe
"C:\Users\Admin\AppData\Local\Temp\18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2804

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4432

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18b9814588889eef69fcf9b82f7fc0906d7ce716a4d9a9d5eab29b028939a49b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2756

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4532

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:1088

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:856

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
a81064ac90d3c362c5fda1631618b7b8

SHA1
6ac2d271aa9402d439f2e1b503b2474bff99f4aa

SHA256
37d0890b9a664d2cdab2df638295654ec174810fb1950de3ac33de2118b2f4f7

SHA512
aa86eb8587b4b5c2671098680d96f45685b2e43536a5223b7b2db447b75d706ea5db939e155408fee25e4921d15512221872084afc297902e54223c92e977627

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

MD5
a81064ac90d3c362c5fda1631618b7b8

SHA1
6ac2d271aa9402d439f2e1b503b2474bff99f4aa

SHA256
37d0890b9a664d2cdab2df638295654ec174810fb1950de3ac33de2118b2f4f7

SHA512
aa86eb8587b4b5c2671098680d96f45685b2e43536a5223b7b2db447b75d706ea5db939e155408fee25e4921d15512221872084afc297902e54223c92e977627

Download Submit
memory/1088-132-0x0000024D5B360000-0x0000024D5B370000-memory.dmp

Filesize
64KB

Download
memory/1088-133-0x0000024D5B920000-0x0000024D5B930000-memory.dmp

Filesize
64KB

Download
memory/1088-134-0x0000024D5DF90000-0x0000024D5DF94000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads