35bb2f6cc33f488db0ac88ec6f3903371607d6aef12a903df7d356f5e87210ba

Analysis

max time kernel
298s
max time network
274s
platform
windows11-21h2_x64
resource
win11-20260513-es
resource tags

arch:x64arch:x86image:win11-20260513-eslocale:es-esos:windows11-21h2-x64systemwindows
submitted
07/08/2026, 02:03

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General

Target
reactor-for-win-x64-v4-beta-37/Reactor/locales/sk.pak
Size 540KB
Sample260807-cg6ceaem8x
SHA256 35bb2f6cc33f488db0ac88ec6f3903371607d6aef12a903df7d356f5e87210ba
MD5 ff5276ba5ecc0d2909e0668dd14cb9f2
SHA1 ec95941e3df8537d66ec239785184d9f66c9348e
SHA512 19c4fde78132ea7e1bbaf78fc1a9f7193122f47082ff7d962c3804b7f5cc65e91aefaaf3392f881e561bb43301c428756222e4d4e46ef8e09f8dc43fa6edf0de
SSDEEP 12288:cSdqsGk2Rs0yzir+e/5ybvHLe3HXLPxt9B:1dqsh0yk/5OLOlt/
TLSH
T195C44D3FDBE6581E8EC90148EFEA7210FD7E4650894EB0A5D40F368724E26EDCA78D54
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

execution

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
3984	cmd.exe

Modifies registry class 2 IoCs

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

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1288	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\reactor-for-win-x64-v4-beta-37\Reactor\locales\sk.pak
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:3984

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1288

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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