sakula | 1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0

General

Target

1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe
Size

192KB
MD5

63b1b9b13a0410e570b15ff8a6212798
SHA1

2fef29fe0892551ddde18d85bc36a0b15dd6ae9f
SHA256

1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0
SHA512

cb2ddae05ed748926918edbb1204c50aed358b8fcebd5c24170925147b4f4ea95e7a3f910f9ddf84120c9ee3e217877c105e9dcf02a12ecfb76e525974b27c41

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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1936 MediaCenter.exe

pid	process
1936	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:

1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.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"	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.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

2456 PING.EXE

pid	process
2456	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2020	svchost.exe
Token: SeCreatePagefilePrivilege	2020	svchost.exe
Token: SeShutdownPrivilege	2020	svchost.exe
Token: SeCreatePagefilePrivilege	2020	svchost.exe
Token: SeShutdownPrivilege	2020	svchost.exe
Token: SeCreatePagefilePrivilege	2020	svchost.exe
Token: SeIncBasePriorityPrivilege	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe
Token: SeBackupPrivilege	1072	TiWorker.exe
Token: SeRestorePrivilege	1072	TiWorker.exe
Token: SeSecurityPrivilege	1072	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.execmd.exe

description	pid	process	target process
PID 3444 wrote to memory of 1936	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe	MediaCenter.exe
PID 3444 wrote to memory of 1936	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe	MediaCenter.exe
PID 3444 wrote to memory of 1936	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe	MediaCenter.exe
PID 3444 wrote to memory of 2676	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe	cmd.exe
PID 3444 wrote to memory of 2676	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe	cmd.exe
PID 3444 wrote to memory of 2676	3444	1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe	cmd.exe
PID 2676 wrote to memory of 2456	2676	cmd.exe	PING.EXE
PID 2676 wrote to memory of 2456	2676	cmd.exe	PING.EXE
PID 2676 wrote to memory of 2456	2676	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe
"C:\Users\Admin\AppData\Local\Temp\1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1936

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1871c11fcf3f32f57f1055c70fae125dc811a302cf55dc3b66d7a630f60116a0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2676

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2456

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:2020

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:1072

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
c871d1366d828ab492d43f52a3a256f1

SHA1
f87b7d1828f104a6a645e090ed5c992d6e3753b0

SHA256
1959e28eda29d93c99124104488fbd48b29df3d0be806002c8222c9c2e8ea069

SHA512
3ddfaf53a4e312da79842f7a05c30884a0db229d2c86774ab0f3ae92d1cafcfb3662211af4f305c45cdc7ca2ce10b9ce398ccd1329b9a22cd9394dace987c981

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

MD5
c871d1366d828ab492d43f52a3a256f1

SHA1
f87b7d1828f104a6a645e090ed5c992d6e3753b0

SHA256
1959e28eda29d93c99124104488fbd48b29df3d0be806002c8222c9c2e8ea069

SHA512
3ddfaf53a4e312da79842f7a05c30884a0db229d2c86774ab0f3ae92d1cafcfb3662211af4f305c45cdc7ca2ce10b9ce398ccd1329b9a22cd9394dace987c981

Download Submit
memory/2020-132-0x000001CE81B20000-0x000001CE81B30000-memory.dmp

Filesize
64KB

Download
memory/2020-133-0x000001CE81B80000-0x000001CE81B90000-memory.dmp

Filesize
64KB

Download
memory/2020-134-0x000001CE84250000-0x000001CE84254000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads