sakula | 17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665

General

Target

17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe
Size

36KB
MD5

ebc4bbf9451b5d6fc1fe049b0cc62411
SHA1

a0508218ca0df18c2351769e5944f3ade1846c7d
SHA256

17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665
SHA512

991af94b15fbe68b192eaeb501de15d299c707490ff3e05d40adeda554642cc3ca4ad674f1156331c3a558c12161fb94241c83792946d2eb9936fce8e971c321

Score

10^/10

sakula persistence rat 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
behavioral2/memory/4544-130-0x0000000000120000-0x0000000000139000-memory.dmp	family_sakula
behavioral2/memory/2044-133-0x0000000000E90000-0x0000000000EA9000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2044 MediaCenter.exe

pid	process
2044	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:

17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.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"	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.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

1180 PING.EXE

pid	process
1180	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3424	svchost.exe
Token: SeCreatePagefilePrivilege	3424	svchost.exe
Token: SeShutdownPrivilege	3424	svchost.exe
Token: SeCreatePagefilePrivilege	3424	svchost.exe
Token: SeShutdownPrivilege	3424	svchost.exe
Token: SeCreatePagefilePrivilege	3424	svchost.exe
Token: SeIncBasePriorityPrivilege	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.execmd.exe

description	pid	process	target process
PID 4544 wrote to memory of 2044	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe	MediaCenter.exe
PID 4544 wrote to memory of 2044	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe	MediaCenter.exe
PID 4544 wrote to memory of 2044	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe	MediaCenter.exe
PID 4544 wrote to memory of 892	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe	cmd.exe
PID 4544 wrote to memory of 892	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe	cmd.exe
PID 4544 wrote to memory of 892	4544	17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe	cmd.exe
PID 892 wrote to memory of 1180	892	cmd.exe	PING.EXE
PID 892 wrote to memory of 1180	892	cmd.exe	PING.EXE
PID 892 wrote to memory of 1180	892	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe
"C:\Users\Admin\AppData\Local\Temp\17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2044

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17de0a4b5f1436e4908542cdbb680c5dbb4615df8c3806f74abc1d2e924e0665.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:892

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1180

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:3424

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:1984

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
3c9b3fe638a6ed5e5cc9df32f109b8ab

SHA1
abf2118a494cba9995564f1f200f30272c0f75dd

SHA256
226a37fd5c4ada63f747b14ea93d8f069ceeeb910027b0936e6cbfed8ace54f7

SHA512
5b555671bb973209908f94770ce340466770cff45f5e3ca20955d4e25eac813c61cf26f19ab725064c3964a3cc0d392cebfe7e4e318530a179452fe11832e3b3

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

MD5
3c9b3fe638a6ed5e5cc9df32f109b8ab

SHA1
abf2118a494cba9995564f1f200f30272c0f75dd

SHA256
226a37fd5c4ada63f747b14ea93d8f069ceeeb910027b0936e6cbfed8ace54f7

SHA512
5b555671bb973209908f94770ce340466770cff45f5e3ca20955d4e25eac813c61cf26f19ab725064c3964a3cc0d392cebfe7e4e318530a179452fe11832e3b3

Download Submit
memory/2044-133-0x0000000000E90000-0x0000000000EA9000-memory.dmp

Filesize
100KB

Download
memory/2044-135-0x0000000000ED0000-0x0000000000ED7000-memory.dmp

Filesize
28KB

Download
memory/3424-136-0x0000025568760000-0x0000025568770000-memory.dmp

Filesize
64KB

Download
memory/3424-137-0x0000025568D20000-0x0000025568D30000-memory.dmp

Filesize
64KB

Download
memory/3424-138-0x000002556B3C0000-0x000002556B3C4000-memory.dmp

Filesize
16KB

Download
memory/4544-130-0x0000000000120000-0x0000000000139000-memory.dmp

Filesize
100KB

Download
memory/4544-134-0x0000000000FB0000-0x0000000000FB7000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads