sakula | 051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb

General

Target

051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe
Size

188KB
MD5

d9157c112b541e1d7a729c52eebfa9a0
SHA1

912ecfe378314a7958405196806d2abf66c59f15
SHA256

051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb
SHA512

6c21976886f87519d1abf8e2b97056fccb28b960323f972244492c272fd33335c71afdcb657015e423c35678961cb3357b4e6d0fbc928d92ea8097d30ce3db39

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/3640-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4996-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4996 MediaCenter.exe

pid	process
4996	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:

051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.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"	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.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

3680 PING.EXE

pid	process
3680	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4340	svchost.exe
Token: SeCreatePagefilePrivilege	4340	svchost.exe
Token: SeShutdownPrivilege	4340	svchost.exe
Token: SeCreatePagefilePrivilege	4340	svchost.exe
Token: SeShutdownPrivilege	4340	svchost.exe
Token: SeCreatePagefilePrivilege	4340	svchost.exe
Token: SeIncBasePriorityPrivilege	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe
Token: SeBackupPrivilege	2924	TiWorker.exe
Token: SeRestorePrivilege	2924	TiWorker.exe
Token: SeSecurityPrivilege	2924	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.execmd.exe

description	pid	process	target process
PID 3640 wrote to memory of 4996	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe	MediaCenter.exe
PID 3640 wrote to memory of 4996	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe	MediaCenter.exe
PID 3640 wrote to memory of 4996	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe	MediaCenter.exe
PID 3640 wrote to memory of 2876	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe	cmd.exe
PID 3640 wrote to memory of 2876	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe	cmd.exe
PID 3640 wrote to memory of 2876	3640	051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe	cmd.exe
PID 2876 wrote to memory of 3680	2876	cmd.exe	PING.EXE
PID 2876 wrote to memory of 3680	2876	cmd.exe	PING.EXE
PID 2876 wrote to memory of 3680	2876	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe
"C:\Users\Admin\AppData\Local\Temp\051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3640

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4996

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\051a5de14f6a0afec7c33669690af0486e83f05805ff6de794bb1f85b605b2bb.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2876

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3680

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:4340

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:2924

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
e77665ed43d9d58776a94ee3abe668e9

SHA1
3949e0710258f6f1525650df954bc6b4f3e3664a

SHA256
e93b8ed64433b59d70ee8e493bd5bf6e47617a92d3e00aea9ba30281b834fd8f

SHA512
9f4d33522f2590a95f9d076e4efeecbdcb5e6d3fbee6a7e11c27c4bcded0619d9aa7335ec984d03ef7db40be2bb087a06e7289b072e1cf1d43db3aa8504ee7cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
e77665ed43d9d58776a94ee3abe668e9

SHA1
3949e0710258f6f1525650df954bc6b4f3e3664a

SHA256
e93b8ed64433b59d70ee8e493bd5bf6e47617a92d3e00aea9ba30281b834fd8f

SHA512
9f4d33522f2590a95f9d076e4efeecbdcb5e6d3fbee6a7e11c27c4bcded0619d9aa7335ec984d03ef7db40be2bb087a06e7289b072e1cf1d43db3aa8504ee7cb

Download Submit
memory/3640-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4340-132-0x000001C2075A0000-0x000001C2075B0000-memory.dmp

Filesize
64KB

Download
memory/4340-133-0x000001C207C20000-0x000001C207C30000-memory.dmp

Filesize
64KB

Download
memory/4340-134-0x000001C20A320000-0x000001C20A324000-memory.dmp

Filesize
16KB

Download
memory/4996-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads