sakula | 17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554

General

Target

17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe
Size

216KB
MD5

dc8c50b6baa94c09602f1e011573b1dc
SHA1

95e513cf79b0c726e27afcfab09364b53bc42e90
SHA256

17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554
SHA512

f27dd8d2609c240739b16b43bcfa8a2a0ce07674061f4b075dd7e1a0c2e8945c37e5e925b0e5de5a74b9b96bcb1ddefa7b17cf808be2beb057079a569348b513

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/3388-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1808-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1808 MediaCenter.exe

pid	process
1808	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:

17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.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"	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.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.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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	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

3392 PING.EXE

pid	process
3392	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1328	svchost.exe
Token: SeCreatePagefilePrivilege	1328	svchost.exe
Token: SeShutdownPrivilege	1328	svchost.exe
Token: SeCreatePagefilePrivilege	1328	svchost.exe
Token: SeShutdownPrivilege	1328	svchost.exe
Token: SeCreatePagefilePrivilege	1328	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: 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

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.execmd.exe

description	pid	process	target process
PID 3388 wrote to memory of 1808	3388	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe	MediaCenter.exe
PID 3388 wrote to memory of 1808	3388	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe	MediaCenter.exe
PID 3388 wrote to memory of 1808	3388	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe	MediaCenter.exe
PID 3388 wrote to memory of 424	3388	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe	cmd.exe
PID 3388 wrote to memory of 424	3388	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe	cmd.exe
PID 3388 wrote to memory of 424	3388	17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe	cmd.exe
PID 424 wrote to memory of 3392	424	cmd.exe	PING.EXE
PID 424 wrote to memory of 3392	424	cmd.exe	PING.EXE
PID 424 wrote to memory of 3392	424	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe
"C:\Users\Admin\AppData\Local\Temp\17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3388

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1808

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17a1c43ad76f9ab0ae009611562400157682386396cef8fc4bacdbb13a6e0554.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:424

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3392

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:1328

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
a0ee565517d2217df75b6983b9ca276e

SHA1
61a3cabe8f3b223cf3d96ee1c46c16d8ac94df80

SHA256
2dad1c544be813b0dbaeabe4adacbd097ed9a23114c1edbccf2ac29fb931c4c5

SHA512
fc4bf357916731f86e88baf545914af366c58dc02419394151b625b1f5b2db5c83ecdd68e3e69c151c3c37ab36f38ccab7b73a0f61f9b68d5be924c3129bb4a2

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

MD5
a0ee565517d2217df75b6983b9ca276e

SHA1
61a3cabe8f3b223cf3d96ee1c46c16d8ac94df80

SHA256
2dad1c544be813b0dbaeabe4adacbd097ed9a23114c1edbccf2ac29fb931c4c5

SHA512
fc4bf357916731f86e88baf545914af366c58dc02419394151b625b1f5b2db5c83ecdd68e3e69c151c3c37ab36f38ccab7b73a0f61f9b68d5be924c3129bb4a2

Download Submit
memory/1328-132-0x00000155D3D60000-0x00000155D3D70000-memory.dmp

Filesize
64KB

Download
memory/1328-133-0x00000155D44E0000-0x00000155D44F0000-memory.dmp

Filesize
64KB

Download
memory/1328-134-0x00000155D69C0000-0x00000155D69C4000-memory.dmp

Filesize
16KB

Download
memory/1808-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3388-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads