Malware Analysis Report

2025-01-18 00:11

Sample ID 240613-qwfxysvflp
Target 8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828
SHA256 8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
3/10

SHA256

8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828

Threat Level: Likely benign

The file 8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828 was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 13:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 13:36

Reported

2024-06-13 13:39

Platform

win7-20240508-en

Max time kernel

121s

Max time network

127s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3016 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 13:36

Reported

2024-06-13 13:39

Platform

win10v2004-20240611-en

Max time kernel

124s

Max time network

131s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1856 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1856 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1856 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fb04f85cffe34de243d96a0c904cc3927d5541158905e8d4644f7d81a40a828.dll,#1

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4300,i,11749492925348081608,8895412282206755658,262144 --variations-seed-version --mojo-platform-channel-handle=1288 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.184:443 www.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 184.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp

Files

N/A