sakula | 1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883

General

Target

1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe
Size

88KB
MD5

aaa3d9f94a733e0ba56cf48164965369
SHA1

d5ffc5b8c2259e437caedb30ce2203ad511f2214
SHA256

1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883
SHA512

75aa0fb8bd1e65c21c7590c60dd2221385fdf46b98fd8c27046c875a7eb20afdfc512000cec698d1f567976a0a6366486b412de8b93f44dd1dce122303f342e8

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/3404-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1708-136-0x0000000000400000-0x0000000000420000-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

1708 MediaCenter.exe

pid	process
1708	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:

1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.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"	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
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

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

4556 PING.EXE

pid	process
4556	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2836	svchost.exe
Token: SeCreatePagefilePrivilege	2836	svchost.exe
Token: SeShutdownPrivilege	2836	svchost.exe
Token: SeCreatePagefilePrivilege	2836	svchost.exe
Token: SeShutdownPrivilege	2836	svchost.exe
Token: SeCreatePagefilePrivilege	2836	svchost.exe
Token: SeIncBasePriorityPrivilege	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe
Token: SeBackupPrivilege	1440	TiWorker.exe
Token: SeRestorePrivilege	1440	TiWorker.exe
Token: SeSecurityPrivilege	1440	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.execmd.exe

description	pid	process	target process
PID 3404 wrote to memory of 1708	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe	MediaCenter.exe
PID 3404 wrote to memory of 1708	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe	MediaCenter.exe
PID 3404 wrote to memory of 1708	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe	MediaCenter.exe
PID 3404 wrote to memory of 4744	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe	cmd.exe
PID 3404 wrote to memory of 4744	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe	cmd.exe
PID 3404 wrote to memory of 4744	3404	1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe	cmd.exe
PID 4744 wrote to memory of 4556	4744	cmd.exe	PING.EXE
PID 4744 wrote to memory of 4556	4744	cmd.exe	PING.EXE
PID 4744 wrote to memory of 4556	4744	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe
"C:\Users\Admin\AppData\Local\Temp\1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3404

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1708

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1620d0c7c8b7caacffdf37180c23ae7fda6ee513d22dc481747aeaed686f6883.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4744

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4556

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:2836

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:1440

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
b173b026392a2b32bff81129994658db

SHA1
1eec98c837c8b326c631436cacfa19c6f886b96f

SHA256
5f67ab3281b7d06414f13eb537f5ebae1b0951fa153225172a59dac72395fe14

SHA512
c9acb5a0a65316a51f3c09ac456b5de9bad1955cb7c98eed42a7777cca11a981e0033d15da559799f7698d77100de02df3e8fdd43a4c00adf261bf20e5d84d2a

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

MD5
b173b026392a2b32bff81129994658db

SHA1
1eec98c837c8b326c631436cacfa19c6f886b96f

SHA256
5f67ab3281b7d06414f13eb537f5ebae1b0951fa153225172a59dac72395fe14

SHA512
c9acb5a0a65316a51f3c09ac456b5de9bad1955cb7c98eed42a7777cca11a981e0033d15da559799f7698d77100de02df3e8fdd43a4c00adf261bf20e5d84d2a

Download Submit
memory/1708-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2836-132-0x0000025705120000-0x0000025705130000-memory.dmp

Filesize
64KB

Download
memory/2836-133-0x0000025705180000-0x0000025705190000-memory.dmp

Filesize
64KB

Download
memory/2836-134-0x0000025707830000-0x0000025707834000-memory.dmp

Filesize
16KB

Download
memory/3404-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads