77eb8c82c7248c38f48e4fffe2e3e0940e2e96af46e704e29170762216ca2446

Analysis

max time kernel
148s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/09/2026, 12:53

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General

Target
b/ax.class
Size 1KB
Sample260930-p4nr4azblb
SHA256 77eb8c82c7248c38f48e4fffe2e3e0940e2e96af46e704e29170762216ca2446
MD5 023892d4bd2d3a2d5ae6514bac965afe
SHA1 58696003f79cbf8026b89d6216f3dc2e75baa9ae
SHA512 e99d59a2eb8aaf05286171e1b6d51a6ca313693d81117b6e1b15ea239f561b0c97cb798ce1165e4aab2f88d62c04a2f23e6e105dd29a5313f7cd8fa6a50c9520
TLSH
T149314755F343AAE1D89B737F88519367363891549F8F13F3B49E504B1D273C096A1045
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
2696	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2251218687-1689653882-3767565116-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-2251218687-1689653882-3767565116-1000_Classes\Local Settings	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4412	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\b\ax.class
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:2696

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4412

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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