sakula | 03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f

General

Target

03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe
Size

79KB
MD5

6296a5924edb705bde904f5a90ca1001
SHA1

8f3623805d7b283ca1fe2daf07564a35fb6cf4e4
SHA256

03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f
SHA512

afe537f3a7fe6f3a98005d20150c1eae6833b5bd4b492e96315b66384b7e67fb885b2f30aae429f1b7a345a61a94f731c249244cefb22080b3fb56aefc2cf9ce

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

4488 MediaCenter.exe

pid	process
4488	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:

03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.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"	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.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

2296 PING.EXE

pid	process
2296	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe

description	pid	process
Token: SeShutdownPrivilege	3332	svchost.exe
Token: SeCreatePagefilePrivilege	3332	svchost.exe
Token: SeShutdownPrivilege	3332	svchost.exe
Token: SeCreatePagefilePrivilege	3332	svchost.exe
Token: SeShutdownPrivilege	3332	svchost.exe
Token: SeCreatePagefilePrivilege	3332	svchost.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe
Token: SeBackupPrivilege	2604	TiWorker.exe
Token: SeRestorePrivilege	2604	TiWorker.exe
Token: SeSecurityPrivilege	2604	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.execmd.exe

description	pid	process	target process
PID 4432 wrote to memory of 4488	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe	MediaCenter.exe
PID 4432 wrote to memory of 4488	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe	MediaCenter.exe
PID 4432 wrote to memory of 4488	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe	MediaCenter.exe
PID 4432 wrote to memory of 3392	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe	cmd.exe
PID 4432 wrote to memory of 3392	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe	cmd.exe
PID 4432 wrote to memory of 3392	4432	03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe	cmd.exe
PID 3392 wrote to memory of 2296	3392	cmd.exe	PING.EXE
PID 3392 wrote to memory of 2296	3392	cmd.exe	PING.EXE
PID 3392 wrote to memory of 2296	3392	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe
"C:\Users\Admin\AppData\Local\Temp\03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4432

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4488

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\03a5b72346e058ea5b72ac23d9c392138371282fd7d4250d685b4fd95ebea23f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3392

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2296

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:3332

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:2604

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
0f89b936185e0c5a8236fb152a97f2c2

SHA1
4ed77d2e0d7c0b58f37ba98d02a7bf0fb5dbd542

SHA256
5ae20fe882b5a688576ca754a68de4d2a082e6117d135325391ab1ddc6a34df3

SHA512
c26ee65930dfb8ef74065a4a401959b1d30737e32a19f2500453fffd6734fb8333caa030185a3405376aecd64d00030a8c1bf4c7cb3e1c02674b9755d6c3c8b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
0f89b936185e0c5a8236fb152a97f2c2

SHA1
4ed77d2e0d7c0b58f37ba98d02a7bf0fb5dbd542

SHA256
5ae20fe882b5a688576ca754a68de4d2a082e6117d135325391ab1ddc6a34df3

SHA512
c26ee65930dfb8ef74065a4a401959b1d30737e32a19f2500453fffd6734fb8333caa030185a3405376aecd64d00030a8c1bf4c7cb3e1c02674b9755d6c3c8b4

Download Submit
memory/3332-132-0x000001D4BED60000-0x000001D4BED70000-memory.dmp

Filesize
64KB

Download
memory/3332-133-0x000001D4BF320000-0x000001D4BF330000-memory.dmp

Filesize
64KB

Download
memory/3332-134-0x000001D4C19B0000-0x000001D4C19B4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads