sakula | 15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9

General

Target

15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe
Size

101KB
MD5

d671b847e53c68f5389c9eb650a71ad1
SHA1

ab4472bf48fcd32108bc51aeb6eb703b6ee1ced9
SHA256

15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9
SHA512

18c746022531a3363856c27bfb2a7a137ea3e4d9285f6b4cadcffc4c4514443c6bf14837e1dec474e731604785129b00f826f912e3931af3d6e395f2bc72f6e8

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

4632 MediaCenter.exe

pid	process
4632	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:

15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.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"	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	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

4200 PING.EXE

pid	process
4200	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe

description	pid	process
Token: SeShutdownPrivilege	768	svchost.exe
Token: SeCreatePagefilePrivilege	768	svchost.exe
Token: SeShutdownPrivilege	768	svchost.exe
Token: SeCreatePagefilePrivilege	768	svchost.exe
Token: SeShutdownPrivilege	768	svchost.exe
Token: SeCreatePagefilePrivilege	768	svchost.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe
Token: SeBackupPrivilege	3312	TiWorker.exe
Token: SeRestorePrivilege	3312	TiWorker.exe
Token: SeSecurityPrivilege	3312	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.execmd.exe

description	pid	process	target process
PID 4792 wrote to memory of 4632	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe	MediaCenter.exe
PID 4792 wrote to memory of 4632	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe	MediaCenter.exe
PID 4792 wrote to memory of 4632	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe	MediaCenter.exe
PID 4792 wrote to memory of 872	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe	cmd.exe
PID 4792 wrote to memory of 872	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe	cmd.exe
PID 4792 wrote to memory of 872	4792	15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe	cmd.exe
PID 872 wrote to memory of 4200	872	cmd.exe	PING.EXE
PID 872 wrote to memory of 4200	872	cmd.exe	PING.EXE
PID 872 wrote to memory of 4200	872	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe
"C:\Users\Admin\AppData\Local\Temp\15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4792

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4632

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15b5477e81d8ccbee7d4ed7c642bfb04d4410a822314626ec1a13c868bac68a9.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:872

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4200

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:768

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:3312

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
ac70099fb9a87f77e37fd2e6a955b811

SHA1
e29bd6d72b43b251c657e528eb3d8e3a6d554318

SHA256
7a315f69d14796ed57ed87471dde035ae061a9fcd5b41f972f8677a4006bc626

SHA512
97dc5e4a1dee50b34991a0e9441a04cd321768b32f208f03430cfdb6fd96f5b7f12bca96a8b6fbf80949a9c3ccc2d5977c420a2c18ab4f16982e60e09b5e00a8

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

MD5
ac70099fb9a87f77e37fd2e6a955b811

SHA1
e29bd6d72b43b251c657e528eb3d8e3a6d554318

SHA256
7a315f69d14796ed57ed87471dde035ae061a9fcd5b41f972f8677a4006bc626

SHA512
97dc5e4a1dee50b34991a0e9441a04cd321768b32f208f03430cfdb6fd96f5b7f12bca96a8b6fbf80949a9c3ccc2d5977c420a2c18ab4f16982e60e09b5e00a8

Download Submit
memory/768-132-0x000001BB27380000-0x000001BB27390000-memory.dmp

Filesize
64KB

Download
memory/768-133-0x000001BB27920000-0x000001BB27930000-memory.dmp

Filesize
64KB

Download
memory/768-134-0x000001BB2A000000-0x000001BB2A004000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads