sakula | 15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc

General

Target

15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe
Size

176KB
MD5

40eeb066c34543e7c83fc09b297bb42c
SHA1

6b3c6926450cd6f5335d21cb0be504aaebf7c07a
SHA256

15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc
SHA512

a6c2d6257e8d43573eae5d11f6bf718f74ecb61a7dd784e30c83a8b20f8e34760242c9b54ca3588597f79b0e829b1f7d8182b4d6af28624c3d9b405685961f8e

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/1408-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1804-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1804 MediaCenter.exe

pid	process
1804	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:

15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.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"	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.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

4004 PING.EXE

pid	process
4004	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe

description	pid	process
Token: SeShutdownPrivilege	3240	svchost.exe
Token: SeCreatePagefilePrivilege	3240	svchost.exe
Token: SeShutdownPrivilege	3240	svchost.exe
Token: SeCreatePagefilePrivilege	3240	svchost.exe
Token: SeShutdownPrivilege	3240	svchost.exe
Token: SeCreatePagefilePrivilege	3240	svchost.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe
Token: SeBackupPrivilege	256	TiWorker.exe
Token: SeRestorePrivilege	256	TiWorker.exe
Token: SeSecurityPrivilege	256	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.execmd.exe

description	pid	process	target process
PID 1408 wrote to memory of 1804	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe	MediaCenter.exe
PID 1408 wrote to memory of 1804	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe	MediaCenter.exe
PID 1408 wrote to memory of 1804	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe	MediaCenter.exe
PID 1408 wrote to memory of 2696	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe	cmd.exe
PID 1408 wrote to memory of 2696	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe	cmd.exe
PID 1408 wrote to memory of 2696	1408	15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe	cmd.exe
PID 2696 wrote to memory of 4004	2696	cmd.exe	PING.EXE
PID 2696 wrote to memory of 4004	2696	cmd.exe	PING.EXE
PID 2696 wrote to memory of 4004	2696	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe
"C:\Users\Admin\AppData\Local\Temp\15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1408

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1804

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15a34270a97dbb6257f3258ff2f6d3630dabd1c7a96c4479b8b3f4880c0aa7cc.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4004

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:3240

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:256

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
77c9e054f835aa6d8de5ee1ad6c743b3

SHA1
c2cd4aeeb91f25da76ecd2644fd9b54ed2a0ac93

SHA256
a7139d5a21403d099e05eb28959f1d869094cfe31610183ac23750d72d98080b

SHA512
f8e8f96a85f4d727d46c781277c80d15a43577b94068d4dacbb0ebd96383824267f487c6a6cd030c73916d0cf1ca5e6b85617331eadd90086952c07a1feed06b

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

MD5
77c9e054f835aa6d8de5ee1ad6c743b3

SHA1
c2cd4aeeb91f25da76ecd2644fd9b54ed2a0ac93

SHA256
a7139d5a21403d099e05eb28959f1d869094cfe31610183ac23750d72d98080b

SHA512
f8e8f96a85f4d727d46c781277c80d15a43577b94068d4dacbb0ebd96383824267f487c6a6cd030c73916d0cf1ca5e6b85617331eadd90086952c07a1feed06b

Download Submit
memory/1408-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1804-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3240-132-0x0000016417DA0000-0x0000016417DB0000-memory.dmp

Filesize
64KB

Download
memory/3240-133-0x0000016418420000-0x0000016418430000-memory.dmp

Filesize
64KB

Download
memory/3240-134-0x000001641AB20000-0x000001641AB24000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads