sakula | 158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf

General

Target

158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe
Size

150KB
MD5

43b50d76cc92733d0c96f17df3c95bbc
SHA1

cf5896d7073b9f98f6d5d8264bab665c7919d8b2
SHA256

158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf
SHA512

cb6f178461de1613a8ed2ce28ccc2ca509f671ac27110bf3ca743f82bc82536397e71d56caea4f78c156fa23cf235d48a4e93b0920382fa988a4793d047393f3

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

4528 MediaCenter.exe

pid	process
4528	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:

158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.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"	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.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

3568 PING.EXE

pid	process
3568	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe
Token: SeBackupPrivilege	3692	TiWorker.exe
Token: SeRestorePrivilege	3692	TiWorker.exe
Token: SeSecurityPrivilege	3692	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.execmd.exe

description	pid	process	target process
PID 4088 wrote to memory of 4528	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe	MediaCenter.exe
PID 4088 wrote to memory of 4528	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe	MediaCenter.exe
PID 4088 wrote to memory of 4528	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe	MediaCenter.exe
PID 4088 wrote to memory of 1768	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe	cmd.exe
PID 4088 wrote to memory of 1768	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe	cmd.exe
PID 4088 wrote to memory of 1768	4088	158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe	cmd.exe
PID 1768 wrote to memory of 3568	1768	cmd.exe	PING.EXE
PID 1768 wrote to memory of 3568	1768	cmd.exe	PING.EXE
PID 1768 wrote to memory of 3568	1768	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe
"C:\Users\Admin\AppData\Local\Temp\158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4088

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4528

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\158c3e78b921b5eaf67a76f521d21be6544f05e085f619c5646d084f118a7acf.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1768

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3568

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:3244

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:3692

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
d7757c882a80efd576f12df5e0eeefef

SHA1
4d179397c331f4ea504b50ac97be9f1b7d59460b

SHA256
4999191410e16f9a822d6119e62cf628857d0e35ccad5e3146356ea0f831a4ce

SHA512
ce272f6f943197c9dd3b099e0dbe317c430ad07ccc6002d272a35b40490a348376ea41e382df30ed69f0870a788c34290a17e9156c043f30df968f236d53d617

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

MD5
d7757c882a80efd576f12df5e0eeefef

SHA1
4d179397c331f4ea504b50ac97be9f1b7d59460b

SHA256
4999191410e16f9a822d6119e62cf628857d0e35ccad5e3146356ea0f831a4ce

SHA512
ce272f6f943197c9dd3b099e0dbe317c430ad07ccc6002d272a35b40490a348376ea41e382df30ed69f0870a788c34290a17e9156c043f30df968f236d53d617

Download Submit
memory/3244-132-0x000002BC31DA0000-0x000002BC31DB0000-memory.dmp

Filesize
64KB

Download
memory/3244-133-0x000002BC32320000-0x000002BC32330000-memory.dmp

Filesize
64KB

Download
memory/3244-134-0x000002BC34A20000-0x000002BC34A24000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads