Malware Analysis Report

2025-08-05 11:30

Sample ID 241111-p2vgvssqbk
Target 269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe
SHA256 907f2c4cf105e1f8e2021d279aab2ecedd505e75ddb18d34dd8b5fa1e96d987f
Tags
discovery persistence
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

907f2c4cf105e1f8e2021d279aab2ecedd505e75ddb18d34dd8b5fa1e96d987f

Threat Level: Shows suspicious behavior

The file 269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery persistence

Deletes itself

Executes dropped EXE

Adds Run key to start application

Drops file in Windows directory

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 12:49

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 12:49

Reported

2024-11-11 12:52

Platform

win7-20240903-en

Max time kernel

119s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\microsofthelp.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\microsofthelp.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\microsofthelp.exe C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe N/A
File created C:\Windows\HidePlugin.dll C:\Windows\microsofthelp.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe

"C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe"

C:\Windows\microsofthelp.exe

"C:\Windows\microsofthelp.exe"

Network

N/A

Files

memory/2160-0-0x0000000000400000-0x000000000040F000-memory.dmp

memory/2160-3-0x0000000000220000-0x000000000022F000-memory.dmp

C:\Windows\microsofthelp.exe

MD5 049fa827743d4a329d44423b327abcc9
SHA1 e1849aa05012c98068ff774b0b72333a769401bd
SHA256 c06bace61c327b543719ef44649bcb0ac7fa4e8df8e4f185813cd83e691e8d2a
SHA512 7b4f6fcc81093f8c911178746c19c1543c12ed28373d49f95eda9abbd0a733f90abfb204f6014b827c035f0b56a9f57a81c434b6af3d18551c5aba9c24260d94

memory/1732-9-0x0000000000400000-0x000000000040F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 12:49

Reported

2024-11-11 12:52

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\microsofthelp.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\microsofthelp.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\microsofthelp.exe C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe N/A
File created C:\Windows\HidePlugin.dll C:\Windows\microsofthelp.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\microsofthelp.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe

"C:\Users\Admin\AppData\Local\Temp\269ada454f40dc262e9b2c5440cc942d33fc7c20106677e184586fdbb5e216a1N.exe"

C:\Windows\microsofthelp.exe

"C:\Windows\microsofthelp.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/4984-0-0x0000000000400000-0x000000000040F000-memory.dmp

C:\Windows\microsofthelp.exe

MD5 049fa827743d4a329d44423b327abcc9
SHA1 e1849aa05012c98068ff774b0b72333a769401bd
SHA256 c06bace61c327b543719ef44649bcb0ac7fa4e8df8e4f185813cd83e691e8d2a
SHA512 7b4f6fcc81093f8c911178746c19c1543c12ed28373d49f95eda9abbd0a733f90abfb204f6014b827c035f0b56a9f57a81c434b6af3d18551c5aba9c24260d94

memory/4984-5-0x0000000000400000-0x000000000040F000-memory.dmp

memory/1196-6-0x0000000000400000-0x000000000040F000-memory.dmp