sakula | 18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7

General

Target

18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe
Size

216KB
MD5

45a8afbdd47ac6186c112f6335f6ac7b
SHA1

d9cf4f0f003fc9f78ad5e35bb57add09c68d8f2c
SHA256

18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7
SHA512

2deeb75042dde97b358bd3b92505d601faeeea33e06dfa5e29a80e2f2141686a1ba806dd0b04fb64eae85201ff4f8cba4bcb1abcd1fbf9137631d4dcf7e282f3

Score

10^/10

sakula persistence rat suricata 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/1188-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4452-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4452 MediaCenter.exe

pid	process
4452	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:

18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.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"	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.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

2428 PING.EXE

pid	process
2428	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2968	svchost.exe
Token: SeCreatePagefilePrivilege	2968	svchost.exe
Token: SeShutdownPrivilege	2968	svchost.exe
Token: SeCreatePagefilePrivilege	2968	svchost.exe
Token: SeShutdownPrivilege	2968	svchost.exe
Token: SeCreatePagefilePrivilege	2968	svchost.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe
Token: SeRestorePrivilege	5000	TiWorker.exe
Token: SeSecurityPrivilege	5000	TiWorker.exe
Token: SeBackupPrivilege	5000	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.execmd.exe

description	pid	process	target process
PID 1188 wrote to memory of 4452	1188	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe	MediaCenter.exe
PID 1188 wrote to memory of 4452	1188	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe	MediaCenter.exe
PID 1188 wrote to memory of 4452	1188	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe	MediaCenter.exe
PID 1188 wrote to memory of 1240	1188	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe	cmd.exe
PID 1188 wrote to memory of 1240	1188	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe	cmd.exe
PID 1188 wrote to memory of 1240	1188	18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe	cmd.exe
PID 1240 wrote to memory of 2428	1240	cmd.exe	PING.EXE
PID 1240 wrote to memory of 2428	1240	cmd.exe	PING.EXE
PID 1240 wrote to memory of 2428	1240	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe
"C:\Users\Admin\AppData\Local\Temp\18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1188

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4452

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18eaf4d6ab6d3cd77b32795bebf73c34cc1fd74221d957bbaef0061586d94bf7.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1240

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2428

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:2968

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:5000

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
0ea64fcda0587f754994fbc2cc5c3bcb

SHA1
b89ea5bee495644eb94f21fdefd7944e56652130

SHA256
2b581770b16bb7d34948db18f0331804d4761750bd703d845e76cccd60ad9894

SHA512
16e18a4435b800957dc2e7521d334d4b5a6dff06875e5ea502ea6e2137d370fe79746f56beab9c7f0f153bb56df4bba92886cd110f2700879e7d6d8a9703c3fe

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

MD5
0ea64fcda0587f754994fbc2cc5c3bcb

SHA1
b89ea5bee495644eb94f21fdefd7944e56652130

SHA256
2b581770b16bb7d34948db18f0331804d4761750bd703d845e76cccd60ad9894

SHA512
16e18a4435b800957dc2e7521d334d4b5a6dff06875e5ea502ea6e2137d370fe79746f56beab9c7f0f153bb56df4bba92886cd110f2700879e7d6d8a9703c3fe

Download Submit
memory/1188-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2968-132-0x0000020FCF220000-0x0000020FCF230000-memory.dmp

Filesize
64KB

Download
memory/2968-133-0x0000020FCF280000-0x0000020FCF290000-memory.dmp

Filesize
64KB

Download
memory/2968-134-0x0000020FD1950000-0x0000020FD1954000-memory.dmp

Filesize
16KB

Download
memory/4452-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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