83c0e531baa84679e9b299be5dbc3fa8ea7860d755edbd767d09c97251a6250e

Analysis

max time kernel
148s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/10/2026, 16:48

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General

Target
res/bin/arc/arc.groups
Size 3KB
Sample261020-vbexdaf17p
SHA256 83c0e531baa84679e9b299be5dbc3fa8ea7860d755edbd767d09c97251a6250e
MD5 bf4626893ce9d025058746a0ef72eda8
SHA1 2d90145fbc8ffe886f16edf8a5767f8847fa386a
SHA512 46dad7791fa8a556e3064fa140f67053ecdf544a88d6e8fd375e83d263d8479e170b87001093185b06856f03fcc30576dbe8ccc7ce8727d6e2f8f4296f80f1c3
TLSH
T168611FCF78BD27CB18D534AA1D07B1D32EFCF8F9B6A16250240E99043A2D19914F57B6
MD5 SHA1 SHA512 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
4916	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1264	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\res\bin\arc\arc.groups
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:4916

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1264

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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