sakula | 103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c

General

Target

103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe
Size

176KB
MD5

83f753c540b727ee2aacdbdda6a3e862
SHA1

c9a8d30d9862b18a6bb405d192b041994336497e
SHA256

103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c
SHA512

4e9279d5d6efa7405ccbf7e246bae7eb0df2a820564a8374edc2130eca393a027b3a156aab5325af25b9aa6a56d950395c0a6771b9909e02ee46467146906a5c

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/1940-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/2056-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2056 MediaCenter.exe

pid	process
2056	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:

103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.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"	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.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

2716 PING.EXE

pid	process
2716	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1172	svchost.exe
Token: SeCreatePagefilePrivilege	1172	svchost.exe
Token: SeShutdownPrivilege	1172	svchost.exe
Token: SeCreatePagefilePrivilege	1172	svchost.exe
Token: SeShutdownPrivilege	1172	svchost.exe
Token: SeCreatePagefilePrivilege	1172	svchost.exe
Token: SeIncBasePriorityPrivilege	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe
Token: SeBackupPrivilege	2244	TiWorker.exe
Token: SeRestorePrivilege	2244	TiWorker.exe
Token: SeSecurityPrivilege	2244	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.execmd.exe

description	pid	process	target process
PID 1940 wrote to memory of 2056	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe	MediaCenter.exe
PID 1940 wrote to memory of 2056	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe	MediaCenter.exe
PID 1940 wrote to memory of 2056	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe	MediaCenter.exe
PID 1940 wrote to memory of 220	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe	cmd.exe
PID 1940 wrote to memory of 220	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe	cmd.exe
PID 1940 wrote to memory of 220	1940	103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe	cmd.exe
PID 220 wrote to memory of 2716	220	cmd.exe	PING.EXE
PID 220 wrote to memory of 2716	220	cmd.exe	PING.EXE
PID 220 wrote to memory of 2716	220	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe
"C:\Users\Admin\AppData\Local\Temp\103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1940

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2056

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\103b64a98fd0e4f771a88e4cc0af721b648a71634dc4e784a0be4e071a04a97c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:220

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2716

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:1172

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:2244

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
184bd60185cea5692b71c7eae16519b1

SHA1
b399bc7cdb7231609d8e5934eade6f54f70aa26e

SHA256
985027dd148f43ce5160693f4f8c9b20f5f945a6425136333988439ca3794aca

SHA512
e76874ea19d4edd5ac5cc735c015092386525711d1a080ede2d6798d133dec671d3693a1e0b9af436e9386fed548339ae6d97797010122ddae00f59d05f6d841

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

MD5
184bd60185cea5692b71c7eae16519b1

SHA1
b399bc7cdb7231609d8e5934eade6f54f70aa26e

SHA256
985027dd148f43ce5160693f4f8c9b20f5f945a6425136333988439ca3794aca

SHA512
e76874ea19d4edd5ac5cc735c015092386525711d1a080ede2d6798d133dec671d3693a1e0b9af436e9386fed548339ae6d97797010122ddae00f59d05f6d841

Download Submit
memory/1172-132-0x000001FD35A20000-0x000001FD35A30000-memory.dmp

Filesize
64KB

Download
memory/1172-133-0x000001FD35A80000-0x000001FD35A90000-memory.dmp

Filesize
64KB

Download
memory/1172-134-0x000001FD38140000-0x000001FD38144000-memory.dmp

Filesize
16KB

Download
memory/1940-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2056-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads