36a9e7f1c95b82ffb99743e0c5c4ce95d83c9a430aac59f84ef3cbfab6145068

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-08-2024 17:04

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General

Target

index.php
Size

1B
MD5

7215ee9c7d9dc229d2921a40e899ec5f
SHA1

b858cb282617fb0956d960215c8e84d1ccf909c6
SHA256

36a9e7f1c95b82ffb99743e0c5c4ce95d83c9a430aac59f84ef3cbfab6145068
SHA512

f90ddd77e400dfe6a3fcf479b00b1ee29e7015c5bb8cd70f5f15b4886cc339275ff553fc8a053f8ddc7324f45168cffaf81f8c3ac93996f6536eef38e5e40768

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 12 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell\edit	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell\open	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell\open\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.php	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\.php\ = "php_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell\edit\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_CLASSES\php_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	rundll32.exe

Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

2720 NOTEPAD.EXE

pid	process
2720	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2584 wrote to memory of 2724	2584	cmd.exe	rundll32.exe
PID 2584 wrote to memory of 2724	2584	cmd.exe	rundll32.exe
PID 2584 wrote to memory of 2724	2584	cmd.exe	rundll32.exe
PID 2724 wrote to memory of 2720	2724	rundll32.exe	NOTEPAD.EXE
PID 2724 wrote to memory of 2720	2724	rundll32.exe	NOTEPAD.EXE
PID 2724 wrote to memory of 2720	2724	rundll32.exe	NOTEPAD.EXE

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\index.php
1⤵
- Suspicious use of WriteProcessMemory
PID:2584

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\index.php
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2724

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\index.php
3⤵
- Opens file in notepad (likely ransom note)
PID:2720

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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