Malware Analysis Report

2025-03-15 05:54

Sample ID 240628-d191da1gpr
Target deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b
SHA256 deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b
Tags
vmprotect
score
7/10

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
7/10

SHA256

deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b

Threat Level: Shows suspicious behavior

The file deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-28 03:29

Signatures

VMProtect packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 03:29

Reported

2024-06-28 03:32

Platform

win7-20240508-en

Max time kernel

140s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b.dll,#1

Signatures

VMProtect packed file

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1276 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1276 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1276 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1276 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1276 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1276 wrote to memory of 2256 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1276 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\deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b.dll,#1

Network

N/A

Files

memory/2256-2-0x0000000001FC0000-0x0000000002189000-memory.dmp

memory/2256-3-0x0000000001FC0000-0x0000000002189000-memory.dmp

memory/2256-1-0x0000000001FC0000-0x0000000002189000-memory.dmp

memory/2256-0-0x0000000001FC0000-0x0000000002189000-memory.dmp

memory/2256-4-0x0000000001FC0000-0x0000000002189000-memory.dmp

memory/2256-5-0x0000000001FC0000-0x0000000002189000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 03:29

Reported

2024-06-28 03:32

Platform

win10v2004-20240226-en

Max time kernel

145s

Max time network

158s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b.dll,#1

Signatures

VMProtect packed file

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 940 wrote to memory of 1284 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 940 wrote to memory of 1284 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 940 wrote to memory of 1284 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\deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\deb1626d73c7f8fc1412698c8a9263da8281ba273cfd3cf3258860c6b3aa0f2b.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=4092 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.212.202:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 202.212.58.216.in-addr.arpa udp
US 8.8.8.8:53 171.117.168.52.in-addr.arpa udp

Files

memory/1284-0-0x0000000000400000-0x00000000005C9000-memory.dmp

memory/1284-1-0x0000000000400000-0x00000000005C9000-memory.dmp

memory/1284-2-0x0000000000400000-0x00000000005C9000-memory.dmp