eda3f677b0c88fadd019daef042891e49ec92f3cb4637e34103d6ffe77145484

Analysis

max time kernel
139s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 07:48

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General

Target

01e64ddd5fd040141a53280dfdc7bffa/asset.meta
Size

188B
MD5

e29f9fdb35cd9c9d0fea2f8f7fd3e5d9
SHA1

aedd8bde4eace9f299442dc29c2c041341a24066
SHA256

26c1cf5b148fa56cf356a46315b1fb0fa9f4160b03af2c456d0834d1fd117cae
SHA512

9b26da4e30b91da41a010fd4f904ef3038b885fa3fad096daa1a278bcc03a4b53b217c3102c5409f3ba0c19e5ce089876d8a5b93208c84e3afca1babbb73e64e

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 18 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell\edit	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell\open	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\.meta	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell\open\command	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\.meta\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\潤瑭敲e⣠녖忹耀훀ᛉɰ	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\훀ᛉɰ\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\meta_auto_file\shell\edit\command	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	cmd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\潤瑭敲e⣠녖忹耀훀ᛉɰ\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\훀ᛉɰ	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\ɰ	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\ɰ\ = "meta_auto_file"	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
720	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4392	OpenWith.exe

Suspicious use of SetWindowsHookEx 33 IoCs

pid	Process
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe
4392	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 720	4392	OpenWith.exe	105
PID 4392 wrote to memory of 720	4392	OpenWith.exe	105

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\01e64ddd5fd040141a53280dfdc7bffa\asset.meta
1⤵
- Modifies registry class
PID:3984

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4392
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\01e64ddd5fd040141a53280dfdc7bffa\asset.meta
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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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