sakula | b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3

General

Target

b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe
Size

4.0MB
MD5

35110e35d9e4e4b1afafc169dc3b5b20
SHA1

2d37d8f731fd3c9bf734c77cf6a105962f963d71
SHA256

b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3
SHA512

723109d5d5ef1be0d64176df3fbebf3fd7d7a8052bce64624b776034e1f1a91afa2283a356ac0e8576ed5b095f4c8423eca17f4d55d5fa735fc204a8b8924bb5

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

3556 MediaCenter.exe

pid	process
3556	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:

b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.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"	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.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

4948 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe

description pid process

Token: SeIncBasePriorityPrivilege 4068 b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe

pid	process
4948	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.execmd.exe

description	pid	process	target process
PID 4068 wrote to memory of 3556	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe	MediaCenter.exe
PID 4068 wrote to memory of 3556	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe	MediaCenter.exe
PID 4068 wrote to memory of 3556	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe	MediaCenter.exe
PID 4068 wrote to memory of 2492	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe	cmd.exe
PID 4068 wrote to memory of 2492	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe	cmd.exe
PID 4068 wrote to memory of 2492	4068	b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe	cmd.exe
PID 2492 wrote to memory of 4948	2492	cmd.exe	PING.EXE
PID 2492 wrote to memory of 4948	2492	cmd.exe	PING.EXE
PID 2492 wrote to memory of 4948	2492	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe
"C:\Users\Admin\AppData\Local\Temp\b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4068

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3556

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b43e87cd35d2ecfe768b328e6033f51c118cbc68bedb6a1ce889aa0e77ad32e3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2492

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4948

Network

MITRE ATT&CK Matrix ATT&CK 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

System Information Discovery

2

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
4.0MB

MD5
4b40bffa4690c92841c601b83a2f7686

SHA1
2ffcb243a729771c265b3d72130ed884230f432a

SHA256
0ddbb62ea30568d62c2f1f724b99c7892cd3542d1c607b491891f9f60fe79e79

SHA512
3024a930a55e982559409b5620187d3cc62f530a37dd31c6fe763a07e75e47a40d8e31f81c10e4fc986711f70742e3934c16aa69928a55f67280a98ff9c16b0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
4.0MB

MD5
4b40bffa4690c92841c601b83a2f7686

SHA1
2ffcb243a729771c265b3d72130ed884230f432a

SHA256
0ddbb62ea30568d62c2f1f724b99c7892cd3542d1c607b491891f9f60fe79e79

SHA512
3024a930a55e982559409b5620187d3cc62f530a37dd31c6fe763a07e75e47a40d8e31f81c10e4fc986711f70742e3934c16aa69928a55f67280a98ff9c16b0f

Download Submit
memory/2492-133-0x0000000000000000-mapping.dmp

Download
memory/3556-130-0x0000000000000000-mapping.dmp

Download
memory/4948-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads