sakula | 157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d

General

Target

157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe
Size

36KB
MD5

58dba58c9e40ed81aacc634594b2af34
SHA1

b6c674a0cffd865906ae32106632fe9440aa7320
SHA256

157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d
SHA512

04aa74e2246852b313c4f6f9bedf39faa39251f8f1062b4ed2ed4719afa4f7d31b66ae926271587ac0ccb1d634bd22bd373ec1edd50554d637a768c5497e3ea5

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

1788 MediaCenter.exe

pid	process
1788	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:

157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.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"	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.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

3388 PING.EXE

pid	process
3388	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe
Token: SeShutdownPrivilege	2088	svchost.exe
Token: SeCreatePagefilePrivilege	2088	svchost.exe
Token: SeShutdownPrivilege	2088	svchost.exe
Token: SeCreatePagefilePrivilege	2088	svchost.exe
Token: SeShutdownPrivilege	2088	svchost.exe
Token: SeCreatePagefilePrivilege	2088	svchost.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe
Token: SeBackupPrivilege	1324	TiWorker.exe
Token: SeRestorePrivilege	1324	TiWorker.exe
Token: SeSecurityPrivilege	1324	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.execmd.exe

description	pid	process	target process
PID 2000 wrote to memory of 1788	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe	MediaCenter.exe
PID 2000 wrote to memory of 1788	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe	MediaCenter.exe
PID 2000 wrote to memory of 1788	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe	MediaCenter.exe
PID 2000 wrote to memory of 2400	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe	cmd.exe
PID 2000 wrote to memory of 2400	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe	cmd.exe
PID 2000 wrote to memory of 2400	2000	157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe	cmd.exe
PID 2400 wrote to memory of 3388	2400	cmd.exe	PING.EXE
PID 2400 wrote to memory of 3388	2400	cmd.exe	PING.EXE
PID 2400 wrote to memory of 3388	2400	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe
"C:\Users\Admin\AppData\Local\Temp\157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2000

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1788

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\157c17a04a88e20ad79ca9433e420533e587cee1abf21ccf3efd6b340899481d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2400

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3388

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:2088

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:1324

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
e81c132b9345718e3b06f7c89767de64

SHA1
18c395954b08daf5cacc8075ec98c1ba72a9b2c6

SHA256
c54132a865dba944b48048d037c5b19d05f9db21339cced63c3e861aef3fbcd4

SHA512
a060a968ef1db6888c32a2cda7a9c7b5aca1dbc1b60d2ade63a3e285423fb7c74a167b77e4d7d9fc188220a397570258fe3a83a69c3b2f01c64fce845c9af5c0

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

MD5
e81c132b9345718e3b06f7c89767de64

SHA1
18c395954b08daf5cacc8075ec98c1ba72a9b2c6

SHA256
c54132a865dba944b48048d037c5b19d05f9db21339cced63c3e861aef3fbcd4

SHA512
a060a968ef1db6888c32a2cda7a9c7b5aca1dbc1b60d2ade63a3e285423fb7c74a167b77e4d7d9fc188220a397570258fe3a83a69c3b2f01c64fce845c9af5c0

Download Submit
memory/2088-132-0x000001C3FB560000-0x000001C3FB570000-memory.dmp

Filesize
64KB

Download
memory/2088-133-0x000001C3FBB20000-0x000001C3FBB30000-memory.dmp

Filesize
64KB

Download
memory/2088-134-0x000001C3FE1E0000-0x000001C3FE1E4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads