sakula | 1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7

General

Target

1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe
Size

188KB
MD5

b4fa6064fe905db0dd7c46e0b9062116
SHA1

72b41854a595493004bc22276503f0d32f3e2f95
SHA256

1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7
SHA512

511fcaea75339edd4e619c061aebec87a0c58392800455cfe01e7f080991b5e8b23c613c10542747e1a4dfffae5d4fcaf6fd12a350173fb28edf91a232ccda35

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/3376-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4132-136-0x0000000000400000-0x0000000000420000-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

4132 MediaCenter.exe

pid	process
4132	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:

1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.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"	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.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

752 PING.EXE

pid	process
752	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1140	svchost.exe
Token: SeCreatePagefilePrivilege	1140	svchost.exe
Token: SeShutdownPrivilege	1140	svchost.exe
Token: SeCreatePagefilePrivilege	1140	svchost.exe
Token: SeShutdownPrivilege	1140	svchost.exe
Token: SeCreatePagefilePrivilege	1140	svchost.exe
Token: SeIncBasePriorityPrivilege	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe
Token: SeBackupPrivilege	2524	TiWorker.exe
Token: SeRestorePrivilege	2524	TiWorker.exe
Token: SeSecurityPrivilege	2524	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.execmd.exe

description	pid	process	target process
PID 3376 wrote to memory of 4132	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe	MediaCenter.exe
PID 3376 wrote to memory of 4132	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe	MediaCenter.exe
PID 3376 wrote to memory of 4132	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe	MediaCenter.exe
PID 3376 wrote to memory of 3092	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe	cmd.exe
PID 3376 wrote to memory of 3092	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe	cmd.exe
PID 3376 wrote to memory of 3092	3376	1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe	cmd.exe
PID 3092 wrote to memory of 752	3092	cmd.exe	PING.EXE
PID 3092 wrote to memory of 752	3092	cmd.exe	PING.EXE
PID 3092 wrote to memory of 752	3092	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe
"C:\Users\Admin\AppData\Local\Temp\1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3376

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4132

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1584e271fa2fab5b9839d43e9a4ca94d034406071cfd22b594d30b33d75278c7.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3092

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:752

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:1140

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:2524

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
e1e654a2dcab38970fe0474860729b19

SHA1
880cf51348cd92f4e68036ba226a09ae3e1117c4

SHA256
d36c752b2a6e325589251dab20a996d9a4941b24313ed7cee270ce467a56be69

SHA512
162b36296500c4fb6ad5629105e0a4425121196304d58c3028ef01375d2c4991b1819618b884d6dbdf31486286d5746ef14644c7bd6adc573c8aa8c5f0071c4f

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

MD5
e1e654a2dcab38970fe0474860729b19

SHA1
880cf51348cd92f4e68036ba226a09ae3e1117c4

SHA256
d36c752b2a6e325589251dab20a996d9a4941b24313ed7cee270ce467a56be69

SHA512
162b36296500c4fb6ad5629105e0a4425121196304d58c3028ef01375d2c4991b1819618b884d6dbdf31486286d5746ef14644c7bd6adc573c8aa8c5f0071c4f

Download Submit
memory/1140-132-0x0000017BD2F60000-0x0000017BD2F70000-memory.dmp

Filesize
64KB

Download
memory/1140-133-0x0000017BD3520000-0x0000017BD3530000-memory.dmp

Filesize
64KB

Download
memory/1140-134-0x0000017BD5B90000-0x0000017BD5B94000-memory.dmp

Filesize
16KB

Download
memory/3376-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4132-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads