sakula | 161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748

General

Target

161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe
Size

150KB
MD5

507589a24c936f64d3179b6bde988ba3
SHA1

99dd6de9698c32a4a20ab2a325cf2039ffe2cccd
SHA256

161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748
SHA512

ac997c24f41cdc7077972a1ae8f5f0dcae4a761dd6bf8068e7a1179d694e9c1af700907a0d53b5e12def29753d1d4fd12a8c85544986b467b2145951a9c8e3e5

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

5072 MediaCenter.exe

pid	process
5072	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:

161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.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"	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.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

1808 PING.EXE

pid	process
1808	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeShutdownPrivilege	4108	svchost.exe
Token: SeCreatePagefilePrivilege	4108	svchost.exe
Token: SeIncBasePriorityPrivilege	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe
Token: SeBackupPrivilege	1796	TiWorker.exe
Token: SeRestorePrivilege	1796	TiWorker.exe
Token: SeSecurityPrivilege	1796	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.execmd.exe

description	pid	process	target process
PID 4960 wrote to memory of 5072	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe	MediaCenter.exe
PID 4960 wrote to memory of 5072	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe	MediaCenter.exe
PID 4960 wrote to memory of 5072	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe	MediaCenter.exe
PID 4960 wrote to memory of 2056	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe	cmd.exe
PID 4960 wrote to memory of 2056	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe	cmd.exe
PID 4960 wrote to memory of 2056	4960	161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe	cmd.exe
PID 2056 wrote to memory of 1808	2056	cmd.exe	PING.EXE
PID 2056 wrote to memory of 1808	2056	cmd.exe	PING.EXE
PID 2056 wrote to memory of 1808	2056	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe
"C:\Users\Admin\AppData\Local\Temp\161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4960

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:5072

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\161cab33db6eeebeaef9bab1e6deb5ee2ea7ce229c8f498c6cd7d58e9c06e748.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2056

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1808

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:4108

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:1796

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
b91d9f09bdbf35e75986f4a3dcfdea22

SHA1
a073286e09473a5e437b60263d3fe3bb27534735

SHA256
49371a068b433cc601e127014dfe9d071b9ec684528b319c78431f1f13c6da7f

SHA512
7cee81fa7d5377a07b4b891a6e32f496465ddea044752bffe5eb595f7786e28d8fe44de8dd9e98895d74b2f109555366cb106c50cfb8c424e6830bf2cf5a1c59

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

MD5
b91d9f09bdbf35e75986f4a3dcfdea22

SHA1
a073286e09473a5e437b60263d3fe3bb27534735

SHA256
49371a068b433cc601e127014dfe9d071b9ec684528b319c78431f1f13c6da7f

SHA512
7cee81fa7d5377a07b4b891a6e32f496465ddea044752bffe5eb595f7786e28d8fe44de8dd9e98895d74b2f109555366cb106c50cfb8c424e6830bf2cf5a1c59

Download Submit
memory/4108-133-0x000002BAC7320000-0x000002BAC7330000-memory.dmp

Filesize
64KB

Download
memory/4108-132-0x000002BAC6D60000-0x000002BAC6D70000-memory.dmp

Filesize
64KB

Download
memory/4108-134-0x000002BAC99A0000-0x000002BAC99A4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads