sakula | 0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1

General

Target

0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe
Size

216KB
MD5

0e62bc7335757cdcd3ccaa2e6e1cbd3d
SHA1

13a67e46a2824ae6166a7d935c84c43687afe950
SHA256

0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1
SHA512

2e27c8aaebbad7f1770141f07abc0306f46fe7ab1974fd3c07a90def2a0bb80f366b7c78aa5054558671a97b318427608ccadde9d06348d5099ef3d958700380

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/1716-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/2256-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2256 MediaCenter.exe

pid	process
2256	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:

0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.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"	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.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

1272 PING.EXE

pid	process
1272	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1756	svchost.exe
Token: SeCreatePagefilePrivilege	1756	svchost.exe
Token: SeShutdownPrivilege	1756	svchost.exe
Token: SeCreatePagefilePrivilege	1756	svchost.exe
Token: SeShutdownPrivilege	1756	svchost.exe
Token: SeCreatePagefilePrivilege	1756	svchost.exe
Token: SeIncBasePriorityPrivilege	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.execmd.exe

description	pid	process	target process
PID 1716 wrote to memory of 2256	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe	MediaCenter.exe
PID 1716 wrote to memory of 2256	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe	MediaCenter.exe
PID 1716 wrote to memory of 2256	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe	MediaCenter.exe
PID 1716 wrote to memory of 4428	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe	cmd.exe
PID 1716 wrote to memory of 4428	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe	cmd.exe
PID 1716 wrote to memory of 4428	1716	0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe	cmd.exe
PID 4428 wrote to memory of 1272	4428	cmd.exe	PING.EXE
PID 4428 wrote to memory of 1272	4428	cmd.exe	PING.EXE
PID 4428 wrote to memory of 1272	4428	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe
"C:\Users\Admin\AppData\Local\Temp\0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1716

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2256

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0550a2981201529a4bac85007af3c421a306510e32afe55776aa1bb212f7f9f1.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4428

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1272

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:1756

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:3648

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
114c7ab45a5caa9084998f8a675e2a33

SHA1
8291ca270c5f28749632d45249baa4fd5af64267

SHA256
fa2d3ebf3abcd68caae2835e9aafc0bfdc496e0faf574e52f5b56074334f91f3

SHA512
01b3c0922a3b92cd673587b3465da1ed3390324309ab4ea33d49307a71100b05a73bf0a40c1597c6f5f84f72a15ae8bdf1c1f208473120d7eb49f3bb09512dc4

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
114c7ab45a5caa9084998f8a675e2a33

SHA1
8291ca270c5f28749632d45249baa4fd5af64267

SHA256
fa2d3ebf3abcd68caae2835e9aafc0bfdc496e0faf574e52f5b56074334f91f3

SHA512
01b3c0922a3b92cd673587b3465da1ed3390324309ab4ea33d49307a71100b05a73bf0a40c1597c6f5f84f72a15ae8bdf1c1f208473120d7eb49f3bb09512dc4

Download Submit
memory/1716-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1756-132-0x000002879C3A0000-0x000002879C3B0000-memory.dmp

Filesize
64KB

Download
memory/1756-133-0x000002879CB60000-0x000002879CB70000-memory.dmp

Filesize
64KB

Download
memory/1756-134-0x000002879F780000-0x000002879F784000-memory.dmp

Filesize
16KB

Download
memory/2256-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads