Malware Analysis Report

2025-08-05 11:31

Sample ID 241111-p2agpazamm
Target ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N
SHA256 ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95
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

ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95

Threat Level: Shows suspicious behavior

The file ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N 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

2024-11-11 12:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 12:48

Reported

2024-11-11 12:51

Platform

win7-20241010-en

Max time kernel

119s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\microsofthelp.exe C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.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\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe

"C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe"

C:\Windows\microsofthelp.exe

"C:\Windows\microsofthelp.exe"

Network

N/A

Files

memory/2500-0-0x0000000000400000-0x000000000040D000-memory.dmp

memory/2500-3-0x0000000000220000-0x000000000022D000-memory.dmp

C:\Windows\microsofthelp.exe

MD5 90805c5a1f3f64dddb97d2d326604347
SHA1 f49fbbaedf849cf83372344275f471c0fff465cf
SHA256 590f3b9ec434927a88a8c03460076ca799b5e3936bdeec2e0cacc3d6fe491c21
SHA512 2decd8a8bedaedd0395d3c36d0e73cde441db6209067d70aa7ccf86ec381089b179daf8e2b7329da92644bdf6901c297bc11418f0179106b22d7e291b9a49a5d

memory/2444-9-0x0000000000400000-0x000000000040D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 12:48

Reported

2024-11-11 12:51

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\microsofthelp.exe C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.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\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.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\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe

"C:\Users\Admin\AppData\Local\Temp\ab9712402e261ee7f3081bd9fb0b1061849f698bf64d3bf7e5259df9c4f8ec95N.exe"

C:\Windows\microsofthelp.exe

"C:\Windows\microsofthelp.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/4380-0-0x0000000000400000-0x000000000040D000-memory.dmp

C:\Windows\microsofthelp.exe

MD5 90805c5a1f3f64dddb97d2d326604347
SHA1 f49fbbaedf849cf83372344275f471c0fff465cf
SHA256 590f3b9ec434927a88a8c03460076ca799b5e3936bdeec2e0cacc3d6fe491c21
SHA512 2decd8a8bedaedd0395d3c36d0e73cde441db6209067d70aa7ccf86ec381089b179daf8e2b7329da92644bdf6901c297bc11418f0179106b22d7e291b9a49a5d

memory/4380-5-0x0000000000400000-0x000000000040D000-memory.dmp

memory/4564-6-0x0000000000400000-0x000000000040D000-memory.dmp