c015380820d1abb18af1c2262cfac751000dd60b6915766d9575b4b1aa8dc6ce

Analysis

max time kernel
898s
max time network
551s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
22/07/2026, 13:41

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General

Target
cherax/json.txt
Size 2.7MB
Sample260722-qzl85sfd39
SHA256 c015380820d1abb18af1c2262cfac751000dd60b6915766d9575b4b1aa8dc6ce
MD5 66ededf130fe54840ea8c36938a81794
SHA1 b9e7959d807567cfb54af5159534c7942f2ddd46
SHA512 51b2b552586e05471196b19f358b93bd4e52e395fbbb02596cd52110f7b723364a74c3adf162938873f5b43fb79c2c00ea98c051a635a266321943efb400e1f5
SSDEEP 24576:pKsvjodQm7AQ4lVxzitUXwf6Bl0LSqQzW0ksveq19klj6SmSlnqUXsZZxqzfKnPQ:pNUj7AQ4lAO7mlfnwUam+zTRxCcXO7
TLSH
T1F1D533401B193EEB493CA37EB01B0D5D36E746C4806DE6EEA3E886DB057C7874257A39
MD5 SHA1 SHA512 SSDEEP TLSH

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
4900	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2824035265-2271499813-2042964211-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3776	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 3776	4900	cmd.exe	82

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cherax\json.txt
1⤵
- Executes a command shell one-liner
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\cherax\json.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:3776

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