sakula | 167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53

General

Target

167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe
Size

151KB
MD5

addc43b57e198373ff66694c62385f4a
SHA1

593e7ded7faaa3f3694f1db42fbbd09c67d53c88
SHA256

167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53
SHA512

773b5cb4054203458e8fe054e465470dfa73f032a50b54d025afabe2b461f5e914cbcf35ec106c0b4d6dcfb3b8d7c04cbd3d3df7d78835fa520703901675f075

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/1332-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1576-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1576 MediaCenter.exe

pid	process
1576	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:

167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.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"	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.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

3668 PING.EXE

pid	process
3668	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	800	svchost.exe
Token: SeCreatePagefilePrivilege	800	svchost.exe
Token: SeShutdownPrivilege	800	svchost.exe
Token: SeCreatePagefilePrivilege	800	svchost.exe
Token: SeShutdownPrivilege	800	svchost.exe
Token: SeCreatePagefilePrivilege	800	svchost.exe
Token: SeIncBasePriorityPrivilege	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe
Token: SeBackupPrivilege	4440	TiWorker.exe
Token: SeRestorePrivilege	4440	TiWorker.exe
Token: SeSecurityPrivilege	4440	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.execmd.exe

description	pid	process	target process
PID 1332 wrote to memory of 1576	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe	MediaCenter.exe
PID 1332 wrote to memory of 1576	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe	MediaCenter.exe
PID 1332 wrote to memory of 1576	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe	MediaCenter.exe
PID 1332 wrote to memory of 532	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe	cmd.exe
PID 1332 wrote to memory of 532	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe	cmd.exe
PID 1332 wrote to memory of 532	1332	167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe	cmd.exe
PID 532 wrote to memory of 3668	532	cmd.exe	PING.EXE
PID 532 wrote to memory of 3668	532	cmd.exe	PING.EXE
PID 532 wrote to memory of 3668	532	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe
"C:\Users\Admin\AppData\Local\Temp\167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1332

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1576

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\167b781001ba8f753b5c4bfcb8e7ee8c191b20a14df488612e91c0922dc80b53.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:532

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3668

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:800

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:4440

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
b868053484faa8942655d9a57163c18c

SHA1
635ebf944d2ec44c19407e26e8cc8c9dc824aabf

SHA256
cd0cf421aeb92ee10b0f1c1b076443365e95babece28bbe4c489d9941f7d225e

SHA512
7304991639e44088e186611665c577dc710fedca05963b8286eeeccbe2a2b9d736a5188ded480ac65faeeaf89e32d494cecb6cf1248f35a1654730619c0f95ae

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

MD5
b868053484faa8942655d9a57163c18c

SHA1
635ebf944d2ec44c19407e26e8cc8c9dc824aabf

SHA256
cd0cf421aeb92ee10b0f1c1b076443365e95babece28bbe4c489d9941f7d225e

SHA512
7304991639e44088e186611665c577dc710fedca05963b8286eeeccbe2a2b9d736a5188ded480ac65faeeaf89e32d494cecb6cf1248f35a1654730619c0f95ae

Download Submit
memory/800-132-0x000001512D720000-0x000001512D730000-memory.dmp

Filesize
64KB

Download
memory/800-133-0x000001512D780000-0x000001512D790000-memory.dmp

Filesize
64KB

Download
memory/800-134-0x000001512FE50000-0x000001512FE54000-memory.dmp

Filesize
16KB

Download
memory/1332-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1576-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads