a1b826aa7d8ed2a0de01f2d9d13748e6ff55c6bb9dea1426947c7434e0020714

Analysis

max time kernel
58s
max time network
61s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/09/2026, 09:47

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General

Target
05_nregmsHunsbu_inner1.class
Size 1KB
Sample260907-lsavbatepf
SHA256 a1b826aa7d8ed2a0de01f2d9d13748e6ff55c6bb9dea1426947c7434e0020714
MD5 9866e3138dd7ef2ba229c6f57e9ed893
SHA1 880af4bb8c681a815904f116f3c55920c07e7c06
SHA512 593e79f0a04c37158cc1f95ce29e484e61095bb293897726967e3a3543f54485cc7d58fbac3672cad35839c5457a0c972d032094e3bf20795aab01a9dc61bdbc
TLSH
T12F214243E6000DF3D540E7BA89A31334D1318421D38B0A701AAA412AAC63FF8E5E2BE8
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
4824	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1536	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\05_nregmsHunsbu_inner1.class
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:4824

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1536

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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