Malware Analysis Report

2025-01-17 22:48

Sample ID 240603-qr9z8shd77
Target 2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock
SHA256 54814f2e0467a74fc68671b8b34807126093309deb1b8d98970efd2f3f8142b9
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

54814f2e0467a74fc68671b8b34807126093309deb1b8d98970efd2f3f8142b9

Threat Level: Likely benign

The file 2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-03 13:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:30

Reported

2024-06-03 13:33

Platform

win7-20240508-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 36

Network

N/A

Files

memory/2132-0-0x0000000000400000-0x000000000042F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:30

Reported

2024-06-03 13:33

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-03_c4908166bc447bf17e8d1fe56600b82b_virlock.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1416 -ip 1416

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 224

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 0.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
NL 23.62.61.72:443 www.bing.com tcp
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 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

memory/1416-0-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1416-1-0x0000000000400000-0x000000000042F000-memory.dmp