Malware Analysis Report

2025-08-06 02:17

Sample ID 241112-q7pz1axkgq
Target 7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe
SHA256 7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4b
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

7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4b

Threat Level: Shows suspicious behavior

The file 7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.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

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 13:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 13:54

Reported

2024-11-12 13:56

Platform

win7-20240729-en

Max time kernel

119s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\microsofthelp.exe C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.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\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe

"C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe"

C:\Windows\microsofthelp.exe

"C:\Windows\microsofthelp.exe"

Network

N/A

Files

memory/1308-0-0x0000000000400000-0x000000000040E000-memory.dmp

memory/1964-9-0x0000000000400000-0x000000000040E000-memory.dmp

C:\Windows\microsofthelp.exe

MD5 2f5b3421d363335b406a1e431bfe16e9
SHA1 3612b5dd5cf03c732c067df0919751d8018d9b50
SHA256 20bd46037edd2866dfbed16b9a19e49e9b10b6f3d072c2c4001ec9227dc30643
SHA512 a3b6f080ef3442c5c1e65f39fd2f896490e841f29888823fc6448816fa23426436b6b6e6dfcf5c2d64a5c884cc64e704784af227ee8dd8d522ec019b05d9ba91

memory/1308-7-0x0000000000400000-0x000000000040E000-memory.dmp

memory/1964-11-0x0000000000400000-0x000000000040E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 13:54

Reported

2024-11-12 13:56

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\microsofthelp.exe C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.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\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.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\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe

"C:\Users\Admin\AppData\Local\Temp\7131a466d0093572bced554b560ec3c0ca73969e5ba74534d406352b5d871f4bN.exe"

C:\Windows\microsofthelp.exe

"C:\Windows\microsofthelp.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/1968-0-0x0000000000400000-0x000000000040E000-memory.dmp

C:\Windows\microsofthelp.exe

MD5 2f5b3421d363335b406a1e431bfe16e9
SHA1 3612b5dd5cf03c732c067df0919751d8018d9b50
SHA256 20bd46037edd2866dfbed16b9a19e49e9b10b6f3d072c2c4001ec9227dc30643
SHA512 a3b6f080ef3442c5c1e65f39fd2f896490e841f29888823fc6448816fa23426436b6b6e6dfcf5c2d64a5c884cc64e704784af227ee8dd8d522ec019b05d9ba91

memory/1968-4-0x0000000000400000-0x000000000040E000-memory.dmp

memory/3064-6-0x0000000000400000-0x000000000040E000-memory.dmp