eda3f677b0c88fadd019daef042891e49ec92f3cb4637e34103d6ffe77145484

Analysis

max time kernel
142s
max time network
131s
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

01414ed7a720dfb46a5642ba1c75f833/asset.meta
Size

182B
MD5

2d2db06a06b9113460bb564b439a7234
SHA1

a6215777358e291027e9cd6c730b690b617eeef0
SHA256

a0ab9d15de71188ae27d1a95bb9e6a61cf12b101b74b7389770bb5b9cdf45660
SHA512

b01ba6cd82c251419fa0e92174c0d2c035e352ca2b58f88ad6fb5b18536b9eb8b728f779f73c3963dc77e356a73e50b5a6a841b9a682c5d9b439528af26e389c

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-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\ヨ卨翽	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell\edit	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell\open\command	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\.meta\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\ƌ	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\槊Ԁ退ncalrpc	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\槊Ԁ退ncalrpc\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell\open	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\.meta	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\ヨ卨翽\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell\edit\command	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\ƌ\ = "meta_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\meta_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3944	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3632	OpenWith.exe

Suspicious use of SetWindowsHookEx 35 IoCs

pid	Process
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe
3632	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3632 wrote to memory of 3944	3632	OpenWith.exe	100
PID 3632 wrote to memory of 3944	3632	OpenWith.exe	100

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\01414ed7a720dfb46a5642ba1c75f833\asset.meta
1⤵
- Modifies registry class
PID:468

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:3632
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\01414ed7a720dfb46a5642ba1c75f833\asset.meta
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:3944

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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