sakula | 16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48

General

Target

16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe
Size

176KB
MD5

be27d677429d7f7792b1ce478afc528f
SHA1

c0d303f8b2afa038944e657e5af7f99eb4c1d58d
SHA256

16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48
SHA512

7336cd9d2d5a8aed9788f3674c83e2e60385dc2c975e1b3b9d7acb9e4a9dd65749df8b50d66550c93d60ad776e11c0f990b1976a8f4dd2b960c1a6497cf64fb1

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 4 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
behavioral2/memory/3704-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1804-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1804 MediaCenter.exe

pid	process
1804	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:

16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.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"	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.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

1512 PING.EXE

pid	process
1512	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4816	svchost.exe
Token: SeCreatePagefilePrivilege	4816	svchost.exe
Token: SeShutdownPrivilege	4816	svchost.exe
Token: SeCreatePagefilePrivilege	4816	svchost.exe
Token: SeShutdownPrivilege	4816	svchost.exe
Token: SeCreatePagefilePrivilege	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe
Token: SeBackupPrivilege	2020	TiWorker.exe
Token: SeRestorePrivilege	2020	TiWorker.exe
Token: SeSecurityPrivilege	2020	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.execmd.exe

description	pid	process	target process
PID 3704 wrote to memory of 1804	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe	MediaCenter.exe
PID 3704 wrote to memory of 1804	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe	MediaCenter.exe
PID 3704 wrote to memory of 1804	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe	MediaCenter.exe
PID 3704 wrote to memory of 1148	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe	cmd.exe
PID 3704 wrote to memory of 1148	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe	cmd.exe
PID 3704 wrote to memory of 1148	3704	16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe	cmd.exe
PID 1148 wrote to memory of 1512	1148	cmd.exe	PING.EXE
PID 1148 wrote to memory of 1512	1148	cmd.exe	PING.EXE
PID 1148 wrote to memory of 1512	1148	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe
"C:\Users\Admin\AppData\Local\Temp\16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3704

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1804

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16e44b9bf85e5eb9de102e2720f89b40aa98c9648e7e1575d861bfa81ca91d48.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1148

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1512

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:4816

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:2020

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
8b200d8178438ab890ba23ebddcafbee

SHA1
7e98fdbf41dfc55ae7fd742e28e351f69e0b738b

SHA256
dc8374529eac28bac5dac4d9e9be36a83c35310246e310fed178b78766a1f959

SHA512
972ab7a06b4e8ffcfb8f14148955d6b9538eac8b2bb9f95d7c4b874452b6a136ab9995b3f16a52ed83c1770678ed00127b7bc2b075244c506f05ec2d445ffaa7

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

MD5
8b200d8178438ab890ba23ebddcafbee

SHA1
7e98fdbf41dfc55ae7fd742e28e351f69e0b738b

SHA256
dc8374529eac28bac5dac4d9e9be36a83c35310246e310fed178b78766a1f959

SHA512
972ab7a06b4e8ffcfb8f14148955d6b9538eac8b2bb9f95d7c4b874452b6a136ab9995b3f16a52ed83c1770678ed00127b7bc2b075244c506f05ec2d445ffaa7

Download Submit
memory/1804-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3704-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4816-132-0x000002AB9D530000-0x000002AB9D540000-memory.dmp

Filesize
64KB

Download
memory/4816-133-0x000002AB9D590000-0x000002AB9D5A0000-memory.dmp

Filesize
64KB

Download
memory/4816-134-0x000002ABA0280000-0x000002ABA0284000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads