sakula | 18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696

General

Target

18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe
Size

191KB
MD5

c5777e60b602e65366931ac794231119
SHA1

e9acb7644199a84c68917d19fcdd7c3dd4ab9414
SHA256

18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696
SHA512

93f1649a562271fbb20ed1e064f394189fdfcbea97722b152c72bf791c705a5122dd7b862640a0759463c3ad1231414dcb82aad4a432f0fe587131c6d9c71c9b

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

3896 MediaCenter.exe

pid	process
3896	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:

18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.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"	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.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

4112 PING.EXE

pid	process
4112	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4700	svchost.exe
Token: SeCreatePagefilePrivilege	4700	svchost.exe
Token: SeShutdownPrivilege	4700	svchost.exe
Token: SeCreatePagefilePrivilege	4700	svchost.exe
Token: SeIncBasePriorityPrivilege	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe
Token: SeShutdownPrivilege	4700	svchost.exe
Token: SeCreatePagefilePrivilege	4700	svchost.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe
Token: SeBackupPrivilege	2868	TiWorker.exe
Token: SeRestorePrivilege	2868	TiWorker.exe
Token: SeSecurityPrivilege	2868	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.execmd.exe

description	pid	process	target process
PID 1472 wrote to memory of 3896	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe	MediaCenter.exe
PID 1472 wrote to memory of 3896	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe	MediaCenter.exe
PID 1472 wrote to memory of 3896	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe	MediaCenter.exe
PID 1472 wrote to memory of 5112	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe	cmd.exe
PID 1472 wrote to memory of 5112	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe	cmd.exe
PID 1472 wrote to memory of 5112	1472	18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe	cmd.exe
PID 5112 wrote to memory of 4112	5112	cmd.exe	PING.EXE
PID 5112 wrote to memory of 4112	5112	cmd.exe	PING.EXE
PID 5112 wrote to memory of 4112	5112	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe
"C:\Users\Admin\AppData\Local\Temp\18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3896

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18b170a82bb113f987b3dd6d1dcfdeff06e7a7c3c4123bfbd295b63e512fa696.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5112

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4112

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:4700

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:2868

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
9d6d9d308324f98868c2bd2f9393ddde

SHA1
5e41d8de1b9c7f845db5d81f4d386500f10eab8d

SHA256
1aebd13493b999cd920129c6e1fef94d208333e8e2e14cd4fb27cad15662f67e

SHA512
64b4121425bd27500e9748a7dd0a71aa166cab2873aa243e28cb89e4df61ce34da5e81923dcb9858d0c7abac1d8532e58555e88f5a3083b9be8fbed4164d4914

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

MD5
9d6d9d308324f98868c2bd2f9393ddde

SHA1
5e41d8de1b9c7f845db5d81f4d386500f10eab8d

SHA256
1aebd13493b999cd920129c6e1fef94d208333e8e2e14cd4fb27cad15662f67e

SHA512
64b4121425bd27500e9748a7dd0a71aa166cab2873aa243e28cb89e4df61ce34da5e81923dcb9858d0c7abac1d8532e58555e88f5a3083b9be8fbed4164d4914

Download Submit
memory/4700-132-0x000002501BBA0000-0x000002501BBB0000-memory.dmp

Filesize
64KB

Download
memory/4700-133-0x000002501C220000-0x000002501C230000-memory.dmp

Filesize
64KB

Download
memory/4700-134-0x000002501E920000-0x000002501E924000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads