sakula | 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439

General

Target

10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe
Size

58KB
MD5

c148af8e8acb363949470eed28c38a86
SHA1

d0f5c4664f91fa87a7117a565ac07ac66abb2c33
SHA256

10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439
SHA512

c57ba1748ac3d45ca5ac27999a1651855005d3c02a5cc3e01533796d1f06c3a7ec0946177349d23393039064de56d87bbf4d8c92f1d9ebee932822424d845ad4

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

4272 MediaCenter.exe

pid	process
4272	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:

10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.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"	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	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

3620 PING.EXE

pid	process
3620	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4928	svchost.exe
Token: SeCreatePagefilePrivilege	4928	svchost.exe
Token: SeShutdownPrivilege	4928	svchost.exe
Token: SeCreatePagefilePrivilege	4928	svchost.exe
Token: SeShutdownPrivilege	4928	svchost.exe
Token: SeCreatePagefilePrivilege	4928	svchost.exe
Token: SeIncBasePriorityPrivilege	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe
Token: SeBackupPrivilege	5108	TiWorker.exe
Token: SeRestorePrivilege	5108	TiWorker.exe
Token: SeSecurityPrivilege	5108	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.execmd.exe

description	pid	process	target process
PID 4088 wrote to memory of 4272	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe	MediaCenter.exe
PID 4088 wrote to memory of 4272	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe	MediaCenter.exe
PID 4088 wrote to memory of 4272	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe	MediaCenter.exe
PID 4088 wrote to memory of 672	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe	cmd.exe
PID 4088 wrote to memory of 672	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe	cmd.exe
PID 4088 wrote to memory of 672	4088	10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe	cmd.exe
PID 672 wrote to memory of 3620	672	cmd.exe	PING.EXE
PID 672 wrote to memory of 3620	672	cmd.exe	PING.EXE
PID 672 wrote to memory of 3620	672	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe
"C:\Users\Admin\AppData\Local\Temp\10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4088

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4272

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3620

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:4928

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:5108

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
f63d495c2702a63c067d3576e55bf030

SHA1
629c12696213fd6f011eb60337e4bfc48b89a245

SHA256
96334d3aab848d8e1031c1b0fc268049622fdaa4e1584d7644bc44c144040bd0

SHA512
ffe1c00bb1e7ab44306970df713f45ce13853fe10044477fb233f82952dff504bc217c02264a3f71e4f0eae41aaefaa338ec56fb1f57f85536ed1f063b7a9b6f

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

MD5
f63d495c2702a63c067d3576e55bf030

SHA1
629c12696213fd6f011eb60337e4bfc48b89a245

SHA256
96334d3aab848d8e1031c1b0fc268049622fdaa4e1584d7644bc44c144040bd0

SHA512
ffe1c00bb1e7ab44306970df713f45ce13853fe10044477fb233f82952dff504bc217c02264a3f71e4f0eae41aaefaa338ec56fb1f57f85536ed1f063b7a9b6f

Download Submit
memory/4928-132-0x000001C2C2590000-0x000001C2C25A0000-memory.dmp

Filesize
64KB

Download
memory/4928-133-0x000001C2C2C20000-0x000001C2C2C30000-memory.dmp

Filesize
64KB

Download
memory/4928-134-0x000001C2C5310000-0x000001C2C5314000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads