Malware Analysis Report

2025-01-18 09:29

Sample ID 240313-wgp5zabe2s
Target 2104-54-0x000000006D7C0000-0x000000006D819000-memory.dmp
SHA256 e41ad463d4aabd0c5b9d977341fd9db9bbf92868677d644801b24d2d3be1800b
Tags
strela
score
10/10

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
10/10

SHA256

e41ad463d4aabd0c5b9d977341fd9db9bbf92868677d644801b24d2d3be1800b

Threat Level: Known bad

The file 2104-54-0x000000006D7C0000-0x000000006D819000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

strela

Strela family

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-13 17:53

Signatures

Strela family

strela

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-13 17:53

Reported

2024-03-13 17:56

Platform

win7-20240221-en

Max time kernel

117s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2104-54-0x000000006D7C0000-0x000000006D819000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2016 wrote to memory of 2744 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2016 wrote to memory of 2744 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2016 wrote to memory of 2744 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2104-54-0x000000006D7C0000-0x000000006D819000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2016 -s 52

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-13 17:53

Reported

2024-03-13 17:56

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

164s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2104-54-0x000000006D7C0000-0x000000006D819000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2104-54-0x000000006D7C0000-0x000000006D819000-memory.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 --no-appcompat-clear --mojo-platform-channel-handle=4336 --field-trial-handle=2276,i,1205556100727695622,5044463180471657307,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 69.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 28.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 46.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

N/A