sakula | 17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e

General

Target

17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe
Size

216KB
MD5

dbb415fd23d323906c5bc2c3e5c33f3f
SHA1

5fa56df3cad9fc28d214814697f82461560558e6
SHA256

17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e
SHA512

b71a74c76225f98352354133b4ee7d60c4f662ed30130154fed152a1bf618727fbf1914418cf3c3aa48e25e068bb5bdd1713427e1d2c92f85c6b0f064d0cc8bd

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/3964-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4792-136-0x0000000000400000-0x0000000000420000-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

4792 MediaCenter.exe

pid	process
4792	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:

17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.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"	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.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

5024 PING.EXE

pid	process
5024	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe

description	pid	process
Token: SeShutdownPrivilege	5052	svchost.exe
Token: SeCreatePagefilePrivilege	5052	svchost.exe
Token: SeShutdownPrivilege	5052	svchost.exe
Token: SeCreatePagefilePrivilege	5052	svchost.exe
Token: SeShutdownPrivilege	5052	svchost.exe
Token: SeCreatePagefilePrivilege	5052	svchost.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe
Token: SeBackupPrivilege	3496	TiWorker.exe
Token: SeRestorePrivilege	3496	TiWorker.exe
Token: SeSecurityPrivilege	3496	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.execmd.exe

description	pid	process	target process
PID 3964 wrote to memory of 4792	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe	MediaCenter.exe
PID 3964 wrote to memory of 4792	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe	MediaCenter.exe
PID 3964 wrote to memory of 4792	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe	MediaCenter.exe
PID 3964 wrote to memory of 1984	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe	cmd.exe
PID 3964 wrote to memory of 1984	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe	cmd.exe
PID 3964 wrote to memory of 1984	3964	17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe	cmd.exe
PID 1984 wrote to memory of 5024	1984	cmd.exe	PING.EXE
PID 1984 wrote to memory of 5024	1984	cmd.exe	PING.EXE
PID 1984 wrote to memory of 5024	1984	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe
"C:\Users\Admin\AppData\Local\Temp\17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3964

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4792

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17e11cdb703cf6762477379cac01d886957c8a9e38c922fc1acae71e7565309e.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:5024

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:5052

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:3496

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
6b22fc3a92cb5df2d01ad021c3095964

SHA1
576309c11027f8a683271ff1d5436e0798d1cc14

SHA256
f89aa30c7ffdedbec9a01be5f3cf590954081fc240c9a2f21b2afc3625828bc6

SHA512
da250b2c679dda5cb60ee9b59b1efb21fa00a552d20334c7b8bf3215520da4e88d9aa2a1cfa4ba78e3830b5c6ceeff63d7f4d7d2514698a3d7b1764bdd202be3

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

MD5
6b22fc3a92cb5df2d01ad021c3095964

SHA1
576309c11027f8a683271ff1d5436e0798d1cc14

SHA256
f89aa30c7ffdedbec9a01be5f3cf590954081fc240c9a2f21b2afc3625828bc6

SHA512
da250b2c679dda5cb60ee9b59b1efb21fa00a552d20334c7b8bf3215520da4e88d9aa2a1cfa4ba78e3830b5c6ceeff63d7f4d7d2514698a3d7b1764bdd202be3

Download Submit
memory/3964-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4792-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/5052-133-0x000002173A790000-0x000002173A7A0000-memory.dmp

Filesize
64KB

Download
memory/5052-132-0x000002173A730000-0x000002173A740000-memory.dmp

Filesize
64KB

Download
memory/5052-134-0x000002173D4B0000-0x000002173D4B4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads