sakula | 171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0

General

Target

171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe
Size

80KB
MD5

9de1f67affbe3a5425d2e2c8357f7a58
SHA1

1221e14e731d69a431fd361d17ca9c289188b485
SHA256

171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0
SHA512

8dfe23ca7580a4ebd9db35f100517a216441cd56d8cfd43c54cd4dad6c332426e9c3d6f5ab3a97aeacf08012af01bb925c587a585c7ca48085a07affa3df5e9b

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

1052 MediaCenter.exe

pid	process
1052	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:

171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.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"	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.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.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
File opened for modification	C:\Windows\WindowsUpdate.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

4588 PING.EXE

pid	process
4588	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2880	svchost.exe
Token: SeCreatePagefilePrivilege	2880	svchost.exe
Token: SeShutdownPrivilege	2880	svchost.exe
Token: SeCreatePagefilePrivilege	2880	svchost.exe
Token: SeShutdownPrivilege	2880	svchost.exe
Token: SeCreatePagefilePrivilege	2880	svchost.exe
Token: SeIncBasePriorityPrivilege	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe
Token: SeBackupPrivilege	1636	TiWorker.exe
Token: SeRestorePrivilege	1636	TiWorker.exe
Token: SeSecurityPrivilege	1636	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.execmd.exe

description	pid	process	target process
PID 2716 wrote to memory of 1052	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe	MediaCenter.exe
PID 2716 wrote to memory of 1052	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe	MediaCenter.exe
PID 2716 wrote to memory of 1052	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe	MediaCenter.exe
PID 2716 wrote to memory of 4692	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe	cmd.exe
PID 2716 wrote to memory of 4692	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe	cmd.exe
PID 2716 wrote to memory of 4692	2716	171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe	cmd.exe
PID 4692 wrote to memory of 4588	4692	cmd.exe	PING.EXE
PID 4692 wrote to memory of 4588	4692	cmd.exe	PING.EXE
PID 4692 wrote to memory of 4588	4692	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe
"C:\Users\Admin\AppData\Local\Temp\171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1052

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\171bbb048e407a49be338cf3b5a239b12cc1a890ac2d8ebb050f5da71bfec5d0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4588

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:2880

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:1636

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
2cee9bd2a708181c9c7ebf25805a19a8

SHA1
a32d46745d522bfbaa7c30bfd4ab38e63def4015

SHA256
3d402f9330ed1285a7fc16e4467d40e8d3a5c4cf453830c73ae621a590da3e77

SHA512
0c5c1e6b00e07da5052c7c3acec8b8f407b02bdb5b0207b3398f959cee6512e9229ab20fe655b795572d7115ec34fac9be03a437760eee4f8d8dfdc646391161

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

MD5
2cee9bd2a708181c9c7ebf25805a19a8

SHA1
a32d46745d522bfbaa7c30bfd4ab38e63def4015

SHA256
3d402f9330ed1285a7fc16e4467d40e8d3a5c4cf453830c73ae621a590da3e77

SHA512
0c5c1e6b00e07da5052c7c3acec8b8f407b02bdb5b0207b3398f959cee6512e9229ab20fe655b795572d7115ec34fac9be03a437760eee4f8d8dfdc646391161

Download Submit
memory/2880-132-0x0000019BC4160000-0x0000019BC4170000-memory.dmp

Filesize
64KB

Download
memory/2880-133-0x0000019BC4720000-0x0000019BC4730000-memory.dmp

Filesize
64KB

Download
memory/2880-134-0x0000019BC6D90000-0x0000019BC6D94000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads