sakula | 04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1

General

Target

04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe
Size

176KB
MD5

9217349a4d804dafd1df73c94d442a82
SHA1

0635a8d1ab9c529f598931f85d90f609851a59cc
SHA256

04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1
SHA512

4fdbb6b96f9c2f8fc7a3822bf86252ffcedcce6cc6f6b792166ef9d297315ba994725c09ef91fe9b2ca44cba69cbb111134b05287737f88f81ba0430f03325e0

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/4076-138-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1484-139-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1484 MediaCenter.exe

pid	process
1484	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:

04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.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"	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.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

1868 PING.EXE

pid	process
1868	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4060	svchost.exe
Token: SeCreatePagefilePrivilege	4060	svchost.exe
Token: SeShutdownPrivilege	4060	svchost.exe
Token: SeCreatePagefilePrivilege	4060	svchost.exe
Token: SeShutdownPrivilege	4060	svchost.exe
Token: SeCreatePagefilePrivilege	4060	svchost.exe
Token: SeIncBasePriorityPrivilege	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe
Token: SeBackupPrivilege	4140	TiWorker.exe
Token: SeRestorePrivilege	4140	TiWorker.exe
Token: SeSecurityPrivilege	4140	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.execmd.exe

description	pid	process	target process
PID 4076 wrote to memory of 1484	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe	MediaCenter.exe
PID 4076 wrote to memory of 1484	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe	MediaCenter.exe
PID 4076 wrote to memory of 1484	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe	MediaCenter.exe
PID 4076 wrote to memory of 4576	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe	cmd.exe
PID 4076 wrote to memory of 4576	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe	cmd.exe
PID 4076 wrote to memory of 4576	4076	04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe	cmd.exe
PID 4576 wrote to memory of 1868	4576	cmd.exe	PING.EXE
PID 4576 wrote to memory of 1868	4576	cmd.exe	PING.EXE
PID 4576 wrote to memory of 1868	4576	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe
"C:\Users\Admin\AppData\Local\Temp\04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4076

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1484

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04a83e0d8f086893551bef322198299d73365c173636f50ce90824d21d0a71f1.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4576

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1868

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:4060

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:4140

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
3a3143cab6c70c88966936b227df4cc6

SHA1
2ff1916dfa35f449dbbb5aea4b479a165460b63b

SHA256
27d40fd6b87411b409f77cb8420bb2cac2378590b4f5b15a329041b7cf613ee3

SHA512
59cf1a33b7fe1c77e5b15e7c0414c1f5480f307fb5f7eeddc22b5a32b3f3123357a4e4b61f1d9fc5c12dcf2fc2ad614b139e534dfb9ec16e88b8e2773b428d0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
3a3143cab6c70c88966936b227df4cc6

SHA1
2ff1916dfa35f449dbbb5aea4b479a165460b63b

SHA256
27d40fd6b87411b409f77cb8420bb2cac2378590b4f5b15a329041b7cf613ee3

SHA512
59cf1a33b7fe1c77e5b15e7c0414c1f5480f307fb5f7eeddc22b5a32b3f3123357a4e4b61f1d9fc5c12dcf2fc2ad614b139e534dfb9ec16e88b8e2773b428d0a

Download Submit
memory/1484-139-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4060-135-0x000001F998170000-0x000001F998180000-memory.dmp

Filesize
64KB

Download
memory/4060-136-0x000001F9981A0000-0x000001F9981B0000-memory.dmp

Filesize
64KB

Download
memory/4060-137-0x000001F99AEC0000-0x000001F99AEC4000-memory.dmp

Filesize
16KB

Download
memory/4076-138-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads