sakula | 121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a

General

Target

121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe
Size

92KB
MD5

bf09cf6bd74d79861c97ea67d626bccc
SHA1

2f27c77e7ffaa47ed3ed3a92baf528544c894d58
SHA256

121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a
SHA512

f87a52476f1a2edefd0706980a6dad76138185b20ae3325f4ee1c38591b0213e4bbb6ddafdf1a457fb87ef4969c5b1c686b7e778768e217cf372053c11f51b7a

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 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

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

1816 MediaCenter.exe

pid	process
1816	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:

121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.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"	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
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

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

760 PING.EXE

pid	process
760	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3576	svchost.exe
Token: SeCreatePagefilePrivilege	3576	svchost.exe
Token: SeShutdownPrivilege	3576	svchost.exe
Token: SeCreatePagefilePrivilege	3576	svchost.exe
Token: SeShutdownPrivilege	3576	svchost.exe
Token: SeCreatePagefilePrivilege	3576	svchost.exe
Token: SeIncBasePriorityPrivilege	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe
Token: SeBackupPrivilege	1228	TiWorker.exe
Token: SeRestorePrivilege	1228	TiWorker.exe
Token: SeSecurityPrivilege	1228	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.execmd.exe

description	pid	process	target process
PID 4800 wrote to memory of 1816	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe	MediaCenter.exe
PID 4800 wrote to memory of 1816	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe	MediaCenter.exe
PID 4800 wrote to memory of 1816	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe	MediaCenter.exe
PID 4800 wrote to memory of 1112	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe	cmd.exe
PID 4800 wrote to memory of 1112	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe	cmd.exe
PID 4800 wrote to memory of 1112	4800	121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe	cmd.exe
PID 1112 wrote to memory of 760	1112	cmd.exe	PING.EXE
PID 1112 wrote to memory of 760	1112	cmd.exe	PING.EXE
PID 1112 wrote to memory of 760	1112	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe
"C:\Users\Admin\AppData\Local\Temp\121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4800

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1816

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\121d920a06c414e37ddd0030ab3e39a77aba5e7bf09426e9f1d1a283ea0ab15a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:760

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:3576

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:1228

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
4d1f369a8549c6d770949107612e2df3

SHA1
4568cdc5473dffcbf8da55ba863eb251b7bacdd7

SHA256
5286dab5d319397876e7a1159f212be445b262dbab5f1a770402da4f9c9ce33f

SHA512
0d14fa98d98d207a756d70dff65612f7621672b0f36660b9cb2909e94a573ee4149e7f3f14b84f5108aca02ffe4c519f953281205e4c0b137d77a5ae18882e9d

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

MD5
4d1f369a8549c6d770949107612e2df3

SHA1
4568cdc5473dffcbf8da55ba863eb251b7bacdd7

SHA256
5286dab5d319397876e7a1159f212be445b262dbab5f1a770402da4f9c9ce33f

SHA512
0d14fa98d98d207a756d70dff65612f7621672b0f36660b9cb2909e94a573ee4149e7f3f14b84f5108aca02ffe4c519f953281205e4c0b137d77a5ae18882e9d

Download Submit
memory/3576-132-0x000001F7F0960000-0x000001F7F0970000-memory.dmp

Filesize
64KB

Download
memory/3576-133-0x000001F7F0F20000-0x000001F7F0F30000-memory.dmp

Filesize
64KB

Download
memory/3576-134-0x000001F7F35C0000-0x000001F7F35C4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads