bf2fa4c57095e0be63e8cd1ae6d2389d6417a91d8c9e1970eeee5363c46f0d27

Analysis

max time kernel
149s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
18/10/2026, 12:14

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General

Target
locales/bn.pak
Size 1.1MB
Sample261018-pecnjayyet
SHA256 bf2fa4c57095e0be63e8cd1ae6d2389d6417a91d8c9e1970eeee5363c46f0d27
MD5 83a0030387afbe1cd2d6790079fc5024
SHA1 9d4253d253167aee6f3ba9cf6f8f376266832d00
SHA512 20c92c5c3634a9663d933aa98d9356e18beb8927f2975778967a65cc25522560784eabecfe99037008689cf3b77093c35d3f109f32ae2db2160e9798415a3771
SSDEEP 3072:iOXg1lMf3u3jGVxXD7unXU7AI2HSzhb0Ylf14/QISydDbsh8VBbFKQg5hNDl2Ob:Hw3MvpXD7unLxSydHsh8VBbG5Hld
TLSH
T11445DE209C6E91B2A8C5CDC9434C6370C5236E9B9B65F74DDC17A24938ADC3C8CADDB8
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
1220	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-681733028-2344970462-962213935-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-681733028-2344970462-962213935-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5936	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\bn.pak
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:1220

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:5936

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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