Malware Analysis Report

2025-06-16 03:44

Sample ID 240325-nxsa9shf3s
Target ddef0570690db3b804798ad28a011d04
SHA256 8fd7318d961b667f108d7c432cd81662dff4abd2391cc8015e99793c9fd08bd0
Tags
guloader downloader
score
10/10

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
10/10

SHA256

8fd7318d961b667f108d7c432cd81662dff4abd2391cc8015e99793c9fd08bd0

Threat Level: Known bad

The file ddef0570690db3b804798ad28a011d04 was found to be: Known bad.

Malicious Activity Summary

guloader downloader

Guloader,Cloudeye

Checks QEMU agent file

Legitimate hosting services abused for malware hosting/C2

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-25 11:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-25 11:46

Reported

2024-03-25 11:49

Platform

win7-20240215-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"

Signatures

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe

"C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-25 11:46

Reported

2024-03-25 11:49

Platform

win10v2004-20240226-en

Max time kernel

152s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Checks QEMU agent file

Description Indicator Process Target
File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A
File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A drive.google.com N/A N/A
N/A drive.google.com N/A N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 32 set thread context of 4228 N/A C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe

"C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"

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=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8

C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe

"C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 175.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
GB 142.250.187.202:443 tcp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 drive.google.com udp
GB 172.217.169.78:443 drive.google.com tcp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 78.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 3.178.250.142.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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
US 8.8.8.8:53 200.79.70.13.in-addr.arpa udp

Files

memory/32-2-0x00000000021C0000-0x00000000021D3000-memory.dmp

memory/32-3-0x0000000077DB1000-0x0000000077ED1000-memory.dmp

memory/32-4-0x00000000021C0000-0x00000000021D3000-memory.dmp

memory/32-6-0x0000000077DB1000-0x0000000077ED1000-memory.dmp

memory/4228-5-0x0000000000400000-0x000000000055D000-memory.dmp

memory/32-8-0x00000000021C0000-0x00000000021D3000-memory.dmp

memory/4228-9-0x0000000000560000-0x0000000000660000-memory.dmp

memory/4228-10-0x0000000077DB1000-0x0000000077ED1000-memory.dmp

memory/4228-11-0x0000000000400000-0x000000000055D000-memory.dmp

memory/4228-12-0x0000000000560000-0x0000000000660000-memory.dmp