sakula | 0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca

General

Target

0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe
Size

150KB
MD5

19f6e000b7419f6b6a1c654e2f04253e
SHA1

aee45a18041781fd34a1aef1217751a6e54add5c
SHA256

0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca
SHA512

176ca6fcaa75b6a9a6f21965dc20322797b3e9f0091ee500a162c8ae978ab96e922be4760085a285ad5605820597a8a234bd945e28809a1622ba61cbf2636b4f

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

4504 MediaCenter.exe

pid	process
4504	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:

0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.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"	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.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

3608 PING.EXE

pid	process
3608	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1584	svchost.exe
Token: SeCreatePagefilePrivilege	1584	svchost.exe
Token: SeShutdownPrivilege	1584	svchost.exe
Token: SeCreatePagefilePrivilege	1584	svchost.exe
Token: SeShutdownPrivilege	1584	svchost.exe
Token: SeCreatePagefilePrivilege	1584	svchost.exe
Token: SeIncBasePriorityPrivilege	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe
Token: SeBackupPrivilege	5116	TiWorker.exe
Token: SeRestorePrivilege	5116	TiWorker.exe
Token: SeSecurityPrivilege	5116	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.execmd.exe

description	pid	process	target process
PID 2220 wrote to memory of 4504	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe	MediaCenter.exe
PID 2220 wrote to memory of 4504	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe	MediaCenter.exe
PID 2220 wrote to memory of 4504	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe	MediaCenter.exe
PID 2220 wrote to memory of 3528	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe	cmd.exe
PID 2220 wrote to memory of 3528	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe	cmd.exe
PID 2220 wrote to memory of 3528	2220	0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe	cmd.exe
PID 3528 wrote to memory of 3608	3528	cmd.exe	PING.EXE
PID 3528 wrote to memory of 3608	3528	cmd.exe	PING.EXE
PID 3528 wrote to memory of 3608	3528	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe
"C:\Users\Admin\AppData\Local\Temp\0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4504

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0637b8e46e4b1d39e25d2996bb4bf937592ff26949bd04faed5460615d05e9ca.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3528

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3608

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:1584

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:5116

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
e15e6d74325bd54dad7fc29a0e9a1612

SHA1
062c619061d740b00e3e488fa346fc50e3da148a

SHA256
15af21749e55c3e174f91383ed9a1f97888d1db57095f66dc472f357b79e4423

SHA512
8c85d3799ac3928593446ab7442b0edab28c0be2f646ee249f04e12804b2bb787df4473a944a13cbe9f7e69fec2bbb4c9e5b181de821a394add6950387a99792

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
e15e6d74325bd54dad7fc29a0e9a1612

SHA1
062c619061d740b00e3e488fa346fc50e3da148a

SHA256
15af21749e55c3e174f91383ed9a1f97888d1db57095f66dc472f357b79e4423

SHA512
8c85d3799ac3928593446ab7442b0edab28c0be2f646ee249f04e12804b2bb787df4473a944a13cbe9f7e69fec2bbb4c9e5b181de821a394add6950387a99792

Download Submit
memory/1584-132-0x0000025CC4980000-0x0000025CC4990000-memory.dmp

Filesize
64KB

Download
memory/1584-133-0x0000025CC5160000-0x0000025CC5170000-memory.dmp

Filesize
64KB

Download
memory/1584-134-0x0000025CC7D60000-0x0000025CC7D64000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads