97ab5dd18474b81f0cfad5272eeb1142a21b566810c0b528edb28dcef810c7f4

Analysis

max time kernel
10s
max time network
47s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
20/05/2023, 21:40

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General

Target

SESmartID/Controller/View/SmartIDQuadrangleView.h
Size

877B
MD5

4d2512eedc4e78f75bae9684ccc69de3
SHA1

1b55807180292a20cd2fa0766f1c06fdd4eb2d04
SHA256

b37439f56063b0d5503ab01824481e621e73cebc8ba5177564d5ffde6417de23
SHA512

0803a759b522f3d0fd0c819114b212cbdcf78b3c2b3cedd278860ac826116584be86ceaa20b65e225386e8c9fbfe5c3d61dcd3cdc3119c66abbaffbd5edf1661

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 13 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell\edit	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\.h	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\.h\ = "h_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell\edit\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file\shell\open	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\h_auto_file	rundll32.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
280	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 1484	832	cmd.exe	29
PID 832 wrote to memory of 1484	832	cmd.exe	29
PID 832 wrote to memory of 1484	832	cmd.exe	29
PID 1484 wrote to memory of 280	1484	rundll32.exe	30
PID 1484 wrote to memory of 280	1484	rundll32.exe	30
PID 1484 wrote to memory of 280	1484	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\SESmartID\Controller\View\SmartIDQuadrangleView.h
1⤵
- Suspicious use of WriteProcessMemory
PID:832
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SESmartID\Controller\View\SmartIDQuadrangleView.h
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\SESmartID\Controller\View\SmartIDQuadrangleView.h
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:280

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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