sakula | 15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b

General

Target

15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe
Size

216KB
MD5

5b7fda1ae44b2d18a163c9234ccaf384
SHA1

7e2660ca1f9fc5660455a6ffe98715de50962f1c
SHA256

15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b
SHA512

7492ade5103bf205a55d9672f36edf6f05f6915342ff24983f1d182d071ae52f1a40e4675248d67a9b8ff144e7f2c6745a9c82e291f9001a9f06d04b60966547

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/3668-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1320-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1320 MediaCenter.exe

pid	process
1320	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:

15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.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"	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

2308 PING.EXE

pid	process
2308	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4868	svchost.exe
Token: SeCreatePagefilePrivilege	4868	svchost.exe
Token: SeShutdownPrivilege	4868	svchost.exe
Token: SeCreatePagefilePrivilege	4868	svchost.exe
Token: SeShutdownPrivilege	4868	svchost.exe
Token: SeCreatePagefilePrivilege	4868	svchost.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe
Token: SeRestorePrivilege	1192	TiWorker.exe
Token: SeSecurityPrivilege	1192	TiWorker.exe
Token: SeBackupPrivilege	1192	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.execmd.exe

description	pid	process	target process
PID 3668 wrote to memory of 1320	3668	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe	MediaCenter.exe
PID 3668 wrote to memory of 1320	3668	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe	MediaCenter.exe
PID 3668 wrote to memory of 1320	3668	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe	MediaCenter.exe
PID 3668 wrote to memory of 1244	3668	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe	cmd.exe
PID 3668 wrote to memory of 1244	3668	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe	cmd.exe
PID 3668 wrote to memory of 1244	3668	15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe	cmd.exe
PID 1244 wrote to memory of 2308	1244	cmd.exe	PING.EXE
PID 1244 wrote to memory of 2308	1244	cmd.exe	PING.EXE
PID 1244 wrote to memory of 2308	1244	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe
"C:\Users\Admin\AppData\Local\Temp\15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3668

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1320

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15ef5422825d3b45ed50794220abc8e0798d824f2fba14ad57a448edf49f406b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1244

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2308

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:4868

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:1192

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
f79aba2b53146730769381e0a1a65f68

SHA1
784f007ab1a72ea50defc4d5aca5e41888b31f12

SHA256
1a07454becb581d59c2a66bf797cc613b1b931f86b3873a9142c3cd2e286e00f

SHA512
432c994037a5bb877613c9efe90d9ac1664243e10ec33ea452e7330ae6d8a41efbcd5c93c6cd32fb13419c0b43fb2c5000d033d79fb92644733ac2fc14178bb8

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

MD5
f79aba2b53146730769381e0a1a65f68

SHA1
784f007ab1a72ea50defc4d5aca5e41888b31f12

SHA256
1a07454becb581d59c2a66bf797cc613b1b931f86b3873a9142c3cd2e286e00f

SHA512
432c994037a5bb877613c9efe90d9ac1664243e10ec33ea452e7330ae6d8a41efbcd5c93c6cd32fb13419c0b43fb2c5000d033d79fb92644733ac2fc14178bb8

Download Submit
memory/1320-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3668-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4868-133-0x00000223C2F80000-0x00000223C2F90000-memory.dmp

Filesize
64KB

Download
memory/4868-132-0x00000223C2F20000-0x00000223C2F30000-memory.dmp

Filesize
64KB

Download
memory/4868-134-0x00000223C5630000-0x00000223C5634000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads