sakula | 05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3

General

Target

05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe
Size

184KB
MD5

d1a92672dcb10a40bb74cefdb41b48bd
SHA1

93371d605d91dac4ae6886f0a0610249d7eb0f9b
SHA256

05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3
SHA512

4f2078ddc336f068a1d8beba2b293711a19d58ec7943cfbc6e44b7441625d51e5a3401daa63c662275495a279f55b355c9bf64893ac5649e9b5d4d7466aa8347

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 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/4856-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4700-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4700 MediaCenter.exe

pid	process
4700	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:

05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.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"	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

2564 PING.EXE

pid	process
2564	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe
Token: SeShutdownPrivilege	2072	svchost.exe
Token: SeCreatePagefilePrivilege	2072	svchost.exe
Token: SeShutdownPrivilege	2072	svchost.exe
Token: SeCreatePagefilePrivilege	2072	svchost.exe
Token: SeShutdownPrivilege	2072	svchost.exe
Token: SeCreatePagefilePrivilege	2072	svchost.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe
Token: SeBackupPrivilege	4580	TiWorker.exe
Token: SeRestorePrivilege	4580	TiWorker.exe
Token: SeSecurityPrivilege	4580	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.execmd.exe

description	pid	process	target process
PID 4856 wrote to memory of 4700	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe	MediaCenter.exe
PID 4856 wrote to memory of 4700	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe	MediaCenter.exe
PID 4856 wrote to memory of 4700	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe	MediaCenter.exe
PID 4856 wrote to memory of 4624	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe	cmd.exe
PID 4856 wrote to memory of 4624	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe	cmd.exe
PID 4856 wrote to memory of 4624	4856	05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe	cmd.exe
PID 4624 wrote to memory of 2564	4624	cmd.exe	PING.EXE
PID 4624 wrote to memory of 2564	4624	cmd.exe	PING.EXE
PID 4624 wrote to memory of 2564	4624	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe
"C:\Users\Admin\AppData\Local\Temp\05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4856

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4700

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05aff5d43ff5acf89e5fbef8ae0854f530823f27ac87931c3d41b08be3d7c0f3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4624

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2564

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:2072

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:4580

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
1b32d4258ce7b8e70c0d7b031bf70d22

SHA1
9e95defa9687b74bc621dfe48b90bf4dfc0d8c22

SHA256
b59a53e55a300a8e37af4fb592f5438d92e7cfc7b59f05a9bffc262ababf8ecb

SHA512
a55de14209e5af285f557e243cdc3671b734888a5e1cf3878529e750e3ff5aab9193e5165e0f0b651ed8464eb0eadba08e96aa5dd0e8f90bc0094aeb8acbfa21

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
1b32d4258ce7b8e70c0d7b031bf70d22

SHA1
9e95defa9687b74bc621dfe48b90bf4dfc0d8c22

SHA256
b59a53e55a300a8e37af4fb592f5438d92e7cfc7b59f05a9bffc262ababf8ecb

SHA512
a55de14209e5af285f557e243cdc3671b734888a5e1cf3878529e750e3ff5aab9193e5165e0f0b651ed8464eb0eadba08e96aa5dd0e8f90bc0094aeb8acbfa21

Download Submit
memory/2072-133-0x0000022F88D90000-0x0000022F88DA0000-memory.dmp

Filesize
64KB

Download
memory/2072-134-0x0000022F89560000-0x0000022F89570000-memory.dmp

Filesize
64KB

Download
memory/2072-135-0x0000022F8C170000-0x0000022F8C174000-memory.dmp

Filesize
16KB

Download
memory/4700-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4856-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads