sakula | 15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3

General

Target

15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe
Size

101KB
MD5

92617fadaf25a2f9a663b7a4838afd42
SHA1

ece90ed7e1050f08569b6f9281919e23834cf54c
SHA256

15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3
SHA512

8381e09d040cc80049734d654f51cf16470ef11ad262c55415975f25d9dd7732aa40e4b39caaaaecff6c7dd92350ca56a3ab86e1c2573d9a6d7511b7b0a099c2

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 2 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1336 MediaCenter.exe

pid	process
1336	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:

15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.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"	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WinSxS\pending.xml	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

2276 PING.EXE

pid	process
2276	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2884	svchost.exe
Token: SeCreatePagefilePrivilege	2884	svchost.exe
Token: SeShutdownPrivilege	2884	svchost.exe
Token: SeCreatePagefilePrivilege	2884	svchost.exe
Token: SeShutdownPrivilege	2884	svchost.exe
Token: SeCreatePagefilePrivilege	2884	svchost.exe
Token: SeIncBasePriorityPrivilege	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.execmd.exe

description	pid	process	target process
PID 3124 wrote to memory of 1336	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe	MediaCenter.exe
PID 3124 wrote to memory of 1336	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe	MediaCenter.exe
PID 3124 wrote to memory of 1336	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe	MediaCenter.exe
PID 3124 wrote to memory of 1596	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe	cmd.exe
PID 3124 wrote to memory of 1596	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe	cmd.exe
PID 3124 wrote to memory of 1596	3124	15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe	cmd.exe
PID 1596 wrote to memory of 2276	1596	cmd.exe	PING.EXE
PID 1596 wrote to memory of 2276	1596	cmd.exe	PING.EXE
PID 1596 wrote to memory of 2276	1596	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe
"C:\Users\Admin\AppData\Local\Temp\15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3124

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1336

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15dcf8688a05bba2c2d0be69917ca1158759d517f55e64f03bc24636b3ebf6c3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1596

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2276

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:2884

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:760

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
9f97540977cba66eb7c5f2109827ab28

SHA1
1a6cbbfcaf49d1294197f16df7fd5565e35e13e3

SHA256
f72bb18a5988449021ae309819919eb30f3d606debed0fd2fa6c9b902a647b5e

SHA512
9447369a423290c2f45a100116cfaab980159ad2e98c755fbdc1593d633e2cdbd03acd6b4336e55f5b0f6bcae6086f4fe6927f0b43ef368ef00dc870c1794833

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

MD5
9f97540977cba66eb7c5f2109827ab28

SHA1
1a6cbbfcaf49d1294197f16df7fd5565e35e13e3

SHA256
f72bb18a5988449021ae309819919eb30f3d606debed0fd2fa6c9b902a647b5e

SHA512
9447369a423290c2f45a100116cfaab980159ad2e98c755fbdc1593d633e2cdbd03acd6b4336e55f5b0f6bcae6086f4fe6927f0b43ef368ef00dc870c1794833

Download Submit
memory/2884-132-0x000001E1C8F80000-0x000001E1C8F90000-memory.dmp

Filesize
64KB

Download
memory/2884-133-0x000001E1C9620000-0x000001E1C9630000-memory.dmp

Filesize
64KB

Download
memory/2884-134-0x000001E1CBD00000-0x000001E1CBD04000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads