sakula | 18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b

General

Target

18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe
Size

89KB
MD5

85281b01813f361d2d6a6d8469e1873c
SHA1

56d453254a06915adaf1c46e96b80e4312d9e0ac
SHA256

18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b
SHA512

a8983a6fc36e56123bc19e780bdbf4e539935cecbae040768d2dd61fd3d2025e2a7e9d5014c50850a064ab95464e6bfce018042c0a41079a063c9a2b973a3066

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

4600 MediaCenter.exe

pid	process
4600	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:

18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.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"	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.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.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
File opened for modification	C:\Windows\WindowsUpdate.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

2224 PING.EXE

pid	process
2224	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2984	svchost.exe
Token: SeCreatePagefilePrivilege	2984	svchost.exe
Token: SeShutdownPrivilege	2984	svchost.exe
Token: SeCreatePagefilePrivilege	2984	svchost.exe
Token: SeShutdownPrivilege	2984	svchost.exe
Token: SeCreatePagefilePrivilege	2984	svchost.exe
Token: SeIncBasePriorityPrivilege	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe
Token: SeBackupPrivilege	3624	TiWorker.exe
Token: SeRestorePrivilege	3624	TiWorker.exe
Token: SeSecurityPrivilege	3624	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.execmd.exe

description	pid	process	target process
PID 2748 wrote to memory of 4600	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe	MediaCenter.exe
PID 2748 wrote to memory of 4600	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe	MediaCenter.exe
PID 2748 wrote to memory of 4600	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe	MediaCenter.exe
PID 2748 wrote to memory of 4416	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe	cmd.exe
PID 2748 wrote to memory of 4416	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe	cmd.exe
PID 2748 wrote to memory of 4416	2748	18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe	cmd.exe
PID 4416 wrote to memory of 2224	4416	cmd.exe	PING.EXE
PID 4416 wrote to memory of 2224	4416	cmd.exe	PING.EXE
PID 4416 wrote to memory of 2224	4416	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe
"C:\Users\Admin\AppData\Local\Temp\18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2748

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4600

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18dedbfaf0329b7e564e97a6cf40efa15ed1bf66bd765b0f26e5f45af623eb7b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4416

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2224

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:2984

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:3624

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
a99bfcc1abd11eebe166dcb5dc37a905

SHA1
e21efcc21c57755260ab6c27d94bc2ee4889780b

SHA256
8c5d7b08440eb32408b50630123d1686a99313b9cb2707bc5dd3f3d09926305d

SHA512
f6c6ea4f9777586e2c277a03dcf9ae1b868bcf72e13b9a3da94a06c035aa62f8cfafb9cdfe42d9f30718bca662e9357f532ac78f90952aa91314bc4551d7afde

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

MD5
a99bfcc1abd11eebe166dcb5dc37a905

SHA1
e21efcc21c57755260ab6c27d94bc2ee4889780b

SHA256
8c5d7b08440eb32408b50630123d1686a99313b9cb2707bc5dd3f3d09926305d

SHA512
f6c6ea4f9777586e2c277a03dcf9ae1b868bcf72e13b9a3da94a06c035aa62f8cfafb9cdfe42d9f30718bca662e9357f532ac78f90952aa91314bc4551d7afde

Download Submit
memory/2984-132-0x000001BE78F30000-0x000001BE78F40000-memory.dmp

Filesize
64KB

Download
memory/2984-133-0x000001BE78F90000-0x000001BE78FA0000-memory.dmp

Filesize
64KB

Download
memory/2984-134-0x000001BE7BC90000-0x000001BE7BC94000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads