78da5dec1de3d4eebde667c597e0d7152064702c2e2c1ab738c4387c332b46df

Analysis

max time kernel
898s
max time network
584s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
27/07/2026, 18:31

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General

Target
Arcane/README.txt
Size 23B
Sample260727-w6arkscf48
SHA256 78da5dec1de3d4eebde667c597e0d7152064702c2e2c1ab738c4387c332b46df
MD5 230bf9153062164dda12a454da040e69
SHA1 b0a9cf58287f9cb39295b38448946bb4f15e9a9c
SHA512 714696b3572aa912849d6013075687f8a60a2d02746e6df52d43ae264f2587bad71bb69cade69033c2db927992e0dc0ce955edca5a5220d7d7dd1d805e1297d1
MD5 SHA1 SHA512

Score

3^/10

execution ransomware

Malware Config

Signatures

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
2112	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2409539145-3342400454-2096821238-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2372	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2372	2112	cmd.exe	81

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Arcane\README.txt
1⤵
- Executes a command shell one-liner
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Arcane\README.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:2372

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads