sakula | 1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710

General

Target

1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe
Size

99KB
MD5

26fd69f1982f527933bc00c07a5eb16d
SHA1

75eb7c80e69ed46184f8ce3074a2edcbf0d2dcda
SHA256

1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710
SHA512

92ef50373956e2650b191e9c105a93ba13586e5eef760eea98d2636a2e406fe89e1ae8391d6bd93206c199fff29111295a504c8eed3d219a3770ce17005795b1

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

1604 MediaCenter.exe

pid	process
1604	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:

1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.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"	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.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

3132 PING.EXE

pid	process
3132	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1104	svchost.exe
Token: SeCreatePagefilePrivilege	1104	svchost.exe
Token: SeShutdownPrivilege	1104	svchost.exe
Token: SeCreatePagefilePrivilege	1104	svchost.exe
Token: SeShutdownPrivilege	1104	svchost.exe
Token: SeCreatePagefilePrivilege	1104	svchost.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe
Token: SeRestorePrivilege	2072	TiWorker.exe
Token: SeSecurityPrivilege	2072	TiWorker.exe
Token: SeBackupPrivilege	2072	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.execmd.exe

description	pid	process	target process
PID 1420 wrote to memory of 1604	1420	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe	MediaCenter.exe
PID 1420 wrote to memory of 1604	1420	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe	MediaCenter.exe
PID 1420 wrote to memory of 1604	1420	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe	MediaCenter.exe
PID 1420 wrote to memory of 3808	1420	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe	cmd.exe
PID 1420 wrote to memory of 3808	1420	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe	cmd.exe
PID 1420 wrote to memory of 3808	1420	1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe	cmd.exe
PID 3808 wrote to memory of 3132	3808	cmd.exe	PING.EXE
PID 3808 wrote to memory of 3132	3808	cmd.exe	PING.EXE
PID 3808 wrote to memory of 3132	3808	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe
"C:\Users\Admin\AppData\Local\Temp\1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1420

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1604

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1535bbe80703e7b98f46bca6d1f8efc7618022c831a741aba47d18ed34878710.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3808

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3132

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:1104

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:2072

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
5a4ab07fdb1396cfe5d9d628e6bb242a

SHA1
9112840ff17d26d12df6e4521134ae87fbb3d9a7

SHA256
7ff1ac6893e1df34795251b8c82ef8bbc748d52cf923cce7735e383ed5651443

SHA512
249f9a4fffd8b13cf273360fe2aa2bb78fdee966c2e4ba4cdaf898dc7bc7f6dd148e4b671b3c2ff8bfddc8fee6d9a2dee79c9e6fd460e149bf4a0bb6cc7edf32

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

MD5
5a4ab07fdb1396cfe5d9d628e6bb242a

SHA1
9112840ff17d26d12df6e4521134ae87fbb3d9a7

SHA256
7ff1ac6893e1df34795251b8c82ef8bbc748d52cf923cce7735e383ed5651443

SHA512
249f9a4fffd8b13cf273360fe2aa2bb78fdee966c2e4ba4cdaf898dc7bc7f6dd148e4b671b3c2ff8bfddc8fee6d9a2dee79c9e6fd460e149bf4a0bb6cc7edf32

Download Submit
memory/1104-132-0x000001ED41D30000-0x000001ED41D40000-memory.dmp

Filesize
64KB

Download
memory/1104-133-0x000001ED41D90000-0x000001ED41DA0000-memory.dmp

Filesize
64KB

Download
memory/1104-134-0x000001ED44A90000-0x000001ED44A94000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads