Malware Analysis Report

2025-04-03 11:14

Sample ID 241109-3bj54axkgq
Target 70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c
SHA256 70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c
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

70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c

Threat Level: Shows suspicious behavior

The file 70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery persistence

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 23:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 23:20

Reported

2024-11-09 23:22

Platform

win7-20240903-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\Update\WwanSvc.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\Update\WwanSvc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe

"C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe"

C:\ProgramData\Update\WwanSvc.exe

"C:\ProgramData\Update\WwanSvc.exe" /run

Network

Country Destination Domain Proto
CA 158.69.115.115:443 tcp

Files

\ProgramData\Update\WwanSvc.exe

MD5 1736d5c9c7e8a053e99cb3d19e7b6a89
SHA1 beaac96265cdf209ba70a4b10dc940d366d27f56
SHA256 1e3d4c36b00b080ea698e3fbbc46f81b1504a58829440872973cfd35786cba7a
SHA512 45d995c4211424e79d13586f70e7be4a927ffb4adf8877ac9d2d1c556b6f246c1eeccbdb5d67d19f41fe66961e29faff0ab60aa039d2123550e144c81929baf2

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 23:20

Reported

2024-11-09 23:22

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\Update\WwanSvc.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.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\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\Update\WwanSvc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe

"C:\Users\Admin\AppData\Local\Temp\70ef985ba1eaf60fdc388c7b93332f848f1d6a0a36ef65c206b7c19f491cd19c.exe"

C:\ProgramData\Update\WwanSvc.exe

"C:\ProgramData\Update\WwanSvc.exe" /run

Network

Country Destination Domain Proto
CA 158.69.115.115:443 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 68.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

C:\ProgramData\Update\WwanSvc.exe

MD5 c1e6d2034f42c5a221fb27921aa287e6
SHA1 b7473ae14a549d88a3362e9dbbb63fa02a84a70a
SHA256 0a1652cc22e0d054e3604bb03d80544da67165235f66d3fd39245041fa6ee15d
SHA512 9d170c44ed87536c82864ba84949dd72bd8dafbd1df5b175e871124c2d1810fa33458f55e356601634c0efe1382c3b055b3e3ed814b6a0d81294b9d6bd1c1c42