sakula | 13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851

General

Target

13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe
Size

89KB
MD5

7168b12016581f8c962c0e4eb72b6741
SHA1

7d57455f9c6ae54fa2e9853c4fdd37f639714d92
SHA256

13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851
SHA512

ab577a64b044e34331d264429d9f43934b388224263b15a0b923a4b36a09e90b8af6ab2e12c43f3d845256c1fe480802356fc38a0c3adfede94a006595a44a8b

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

3560 MediaCenter.exe

pid	process
3560	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:

13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.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"	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.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

3768 PING.EXE

pid	process
3768	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe

description	pid	process
Token: SeShutdownPrivilege	4376	svchost.exe
Token: SeCreatePagefilePrivilege	4376	svchost.exe
Token: SeShutdownPrivilege	4376	svchost.exe
Token: SeCreatePagefilePrivilege	4376	svchost.exe
Token: SeShutdownPrivilege	4376	svchost.exe
Token: SeCreatePagefilePrivilege	4376	svchost.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe
Token: SeBackupPrivilege	1512	TiWorker.exe
Token: SeRestorePrivilege	1512	TiWorker.exe
Token: SeSecurityPrivilege	1512	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.execmd.exe

description	pid	process	target process
PID 1484 wrote to memory of 3560	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe	MediaCenter.exe
PID 1484 wrote to memory of 3560	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe	MediaCenter.exe
PID 1484 wrote to memory of 3560	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe	MediaCenter.exe
PID 1484 wrote to memory of 2356	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe	cmd.exe
PID 1484 wrote to memory of 2356	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe	cmd.exe
PID 1484 wrote to memory of 2356	1484	13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe	cmd.exe
PID 2356 wrote to memory of 3768	2356	cmd.exe	PING.EXE
PID 2356 wrote to memory of 3768	2356	cmd.exe	PING.EXE
PID 2356 wrote to memory of 3768	2356	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe
"C:\Users\Admin\AppData\Local\Temp\13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1484

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3560

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13a92a36d54be3c62ea553a33875e704bd6283239fb84643b71ae795fb600851.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2356

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3768

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:4376

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:1512

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
48ca0981a1ea94debe09b35fae49080e

SHA1
ac5ab2637981e18a5c9d0dec57b74f4f5e8c3fc1

SHA256
873283ef84ac6f3555e029305319eed50594a3569a5f3a30baf9a0afd3bec46f

SHA512
535d0040ee79b66ec499c7b97c532ae076e9e9a32e75977de5cb9f279a4fcc394129610425015624ff1cbf1262cfe5a98b50fc5432a3ef65eb8db19a42a4c4db

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

MD5
48ca0981a1ea94debe09b35fae49080e

SHA1
ac5ab2637981e18a5c9d0dec57b74f4f5e8c3fc1

SHA256
873283ef84ac6f3555e029305319eed50594a3569a5f3a30baf9a0afd3bec46f

SHA512
535d0040ee79b66ec499c7b97c532ae076e9e9a32e75977de5cb9f279a4fcc394129610425015624ff1cbf1262cfe5a98b50fc5432a3ef65eb8db19a42a4c4db

Download Submit
memory/4376-132-0x0000025B14820000-0x0000025B14830000-memory.dmp

Filesize
64KB

Download
memory/4376-133-0x0000025B14880000-0x0000025B14890000-memory.dmp

Filesize
64KB

Download
memory/4376-134-0x0000025B16F50000-0x0000025B16F54000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads