sakula | 1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f

General

Target

1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe
Size

220KB
MD5

dfb265994491e781af2ed22d8d90f2ba
SHA1

d58ad0ca27f124cce2ddeedd4011d4a6d8395b6d
SHA256

1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f
SHA512

5ef8741961068b325fe61c0c843a90c1bde04cd427368e19c079597f07cadbd108c9b1fd177360524094a2de67f03cd4362526052b12e7b58c1a6939d6a6703b

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/3328-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4464-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4464 MediaCenter.exe

pid	process
4464	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:

1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.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"	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.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

1140 PING.EXE

pid	process
1140	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1692	svchost.exe
Token: SeCreatePagefilePrivilege	1692	svchost.exe
Token: SeShutdownPrivilege	1692	svchost.exe
Token: SeCreatePagefilePrivilege	1692	svchost.exe
Token: SeShutdownPrivilege	1692	svchost.exe
Token: SeCreatePagefilePrivilege	1692	svchost.exe
Token: SeIncBasePriorityPrivilege	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe
Token: SeBackupPrivilege	2124	TiWorker.exe
Token: SeRestorePrivilege	2124	TiWorker.exe
Token: SeSecurityPrivilege	2124	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.execmd.exe

description	pid	process	target process
PID 3328 wrote to memory of 4464	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe	MediaCenter.exe
PID 3328 wrote to memory of 4464	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe	MediaCenter.exe
PID 3328 wrote to memory of 4464	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe	MediaCenter.exe
PID 3328 wrote to memory of 2568	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe	cmd.exe
PID 3328 wrote to memory of 2568	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe	cmd.exe
PID 3328 wrote to memory of 2568	3328	1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe	cmd.exe
PID 2568 wrote to memory of 1140	2568	cmd.exe	PING.EXE
PID 2568 wrote to memory of 1140	2568	cmd.exe	PING.EXE
PID 2568 wrote to memory of 1140	2568	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe
"C:\Users\Admin\AppData\Local\Temp\1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3328

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4464

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1571a251b891d020f4bd7c5dda427aef494731b54667061090a4bdde55ea951f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2568

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1140

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:1692

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:2124

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
e16c6ff6bf8fa1310fbde778ba5ec3f0

SHA1
35b4f7353624238b0bd941f82b680bd2d21a7654

SHA256
cc58ccb95e93235d73886c40e3306d7a482460058bf6122c598f9462a5f94abd

SHA512
0d01a1828b8885650f7fee0863e74834fab779536f4f5a571ecebd546b8703a3008fb5dd4ea3a18ba7525c9c0c5e1dc2dde1f17bcd80190c91e1183aa2429bbe

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

MD5
e16c6ff6bf8fa1310fbde778ba5ec3f0

SHA1
35b4f7353624238b0bd941f82b680bd2d21a7654

SHA256
cc58ccb95e93235d73886c40e3306d7a482460058bf6122c598f9462a5f94abd

SHA512
0d01a1828b8885650f7fee0863e74834fab779536f4f5a571ecebd546b8703a3008fb5dd4ea3a18ba7525c9c0c5e1dc2dde1f17bcd80190c91e1183aa2429bbe

Download Submit
memory/1692-132-0x000002828D720000-0x000002828D730000-memory.dmp

Filesize
64KB

Download
memory/1692-133-0x000002828D780000-0x000002828D790000-memory.dmp

Filesize
64KB

Download
memory/1692-134-0x000002828FE60000-0x000002828FE64000-memory.dmp

Filesize
16KB

Download
memory/3328-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4464-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads