c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea

Analysis

max time kernel
150s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
22/07/2026, 14:54

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General

Target
c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Size 15.2MB
Sample260722-r99mvstthy
SHA256 c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea
MD5 07ad8f79e1217adc7f815d6d8619f7c0
SHA1 582093f8fd921d25c344cc5c466eb2ad6f168075
SHA512 56102e49bc87bcc3077f728013918226eb8f377c759268191144ca8f0589c77a2021f0cbe78f699bd44db3694937967dd6d46070707fc87485db0e3078605992
SSDEEP 393216:AkHDs6qmi9txHzGfYX1wUGxx/XcAW73TZuhishRi5p:zHo6qtpyqSxx5iZKishw
TLSH
T16CF63323F5E02939E0D188F3F5A4579AA1793B690740ED695EDAF5210DC3E7A2FC3284
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

adware discovery spyware

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Internet Explorer\Main	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize = "1"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Key created	\REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\ProgID\ = "c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.MyNSHandler"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\LocalServer32	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.MyNSHandler\ = "this is my ebook"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\ProgID	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\ = "this is my ebook"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.MyNSHandler	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.MyNSHandler\Clsid	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.MyNSHandler\Clsid\ = "{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}"	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4256	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4256	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
4256	c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe

C:\Users\Admin\AppData\Local\Temp\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe
"C:\Users\Admin\AppData\Local\Temp\c39c450fad65339eb124bd85a21c746080097748ed6b142874bc424ba576d0ea.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4256

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4256-0-0x00000000023A0000-0x00000000023A1000-memory.dmp

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memory/4256-1-0x0000000000400000-0x00000000004AC000-memory.dmp

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memory/4256-2-0x00000000023A0000-0x00000000023A1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads