sakula | 1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c

General

Target

1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe
Size

80KB
MD5

2864b427941bb71b3951eb289b7987d7
SHA1

b52dae4c6a078fc8522625a999df0dc22e52b924
SHA256

1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c
SHA512

2f27af6362690f530f1705107e3bf2bec034bcffab3fa2215d476c6d54486ad8722571c0328c7254df1f90e7caedc569f31bc51443ccdabbc0c4cae8deff0a3e

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

3836 MediaCenter.exe

pid	process
3836	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:

1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.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"	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	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

4904 PING.EXE

pid	process
4904	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1128	svchost.exe
Token: SeCreatePagefilePrivilege	1128	svchost.exe
Token: SeShutdownPrivilege	1128	svchost.exe
Token: SeCreatePagefilePrivilege	1128	svchost.exe
Token: SeShutdownPrivilege	1128	svchost.exe
Token: SeCreatePagefilePrivilege	1128	svchost.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe
Token: SeRestorePrivilege	4420	TiWorker.exe
Token: SeSecurityPrivilege	4420	TiWorker.exe
Token: SeBackupPrivilege	4420	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.execmd.exe

description	pid	process	target process
PID 1884 wrote to memory of 3836	1884	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe	MediaCenter.exe
PID 1884 wrote to memory of 3836	1884	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe	MediaCenter.exe
PID 1884 wrote to memory of 3836	1884	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe	MediaCenter.exe
PID 1884 wrote to memory of 4840	1884	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe	cmd.exe
PID 1884 wrote to memory of 4840	1884	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe	cmd.exe
PID 1884 wrote to memory of 4840	1884	1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe	cmd.exe
PID 4840 wrote to memory of 4904	4840	cmd.exe	PING.EXE
PID 4840 wrote to memory of 4904	4840	cmd.exe	PING.EXE
PID 4840 wrote to memory of 4904	4840	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe
"C:\Users\Admin\AppData\Local\Temp\1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1884

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3836

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1554eea6312d50c7b3912fa29c7ea9cef0543793d6c3a548a8e730ee4cbd564c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4840

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4904

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:1128

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:4420

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
59b93984c580c27a548ef4cc4a45f576

SHA1
74bb3bed1b71aab94699ef2b69fb861fd8e65ca4

SHA256
f9eea213290154a700a93abde850c9bcda74b3f9c7d8b7cf8849360089504804

SHA512
a0508a7810a7f9c8ae18208935661146af60dca51b371e44da5a1410e302bc90612f33074c39126f8af800821119f73d014923d4feb2c627312ddf8b0eafe14b

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

MD5
59b93984c580c27a548ef4cc4a45f576

SHA1
74bb3bed1b71aab94699ef2b69fb861fd8e65ca4

SHA256
f9eea213290154a700a93abde850c9bcda74b3f9c7d8b7cf8849360089504804

SHA512
a0508a7810a7f9c8ae18208935661146af60dca51b371e44da5a1410e302bc90612f33074c39126f8af800821119f73d014923d4feb2c627312ddf8b0eafe14b

Download Submit
memory/1128-132-0x0000021298720000-0x0000021298730000-memory.dmp

Filesize
64KB

Download
memory/1128-133-0x0000021298780000-0x0000021298790000-memory.dmp

Filesize
64KB

Download
memory/1128-134-0x000002129AE30000-0x000002129AE34000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads