Malware Analysis Report

2025-08-05 14:07

Sample ID 230807-shv6tsfg54
Target QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe
SHA256 e606474bf045b4c8133f5eb2d4b7eb15fa142a9b40fdf76a4dd72b68fa45e386
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

e606474bf045b4c8133f5eb2d4b7eb15fa142a9b40fdf76a4dd72b68fa45e386

Threat Level: Known bad

The file QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe was found to be: Known bad.

Malicious Activity Summary

guloader downloader

Guloader,Cloudeye

Loads dropped DLL

Program crash

Enumerates physical storage devices

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-08-07 15:08

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-07 15:08

Reported

2023-08-07 15:10

Platform

win7-20230712-en

Max time kernel

67s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe

"C:\Users\Admin\AppData\Local\Temp\QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe"

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\nsy8C49.tmp\System.dll

MD5 9625d5b1754bc4ff29281d415d27a0fd
SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

C:\Users\Admin\AppData\Local\Temp\nsy8C49.tmp\System.dll

MD5 9625d5b1754bc4ff29281d415d27a0fd
SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

\Users\Admin\AppData\Local\Temp\nsy8C49.tmp\System.dll

MD5 9625d5b1754bc4ff29281d415d27a0fd
SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

memory/2556-68-0x0000000002FD0000-0x0000000005C69000-memory.dmp

memory/2556-69-0x0000000002FD0000-0x0000000005C69000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-07 15:08

Reported

2023-08-07 15:10

Platform

win10v2004-20230703-en

Max time kernel

143s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe

"C:\Users\Admin\AppData\Local\Temp\QUOTATION#6789034AUG23-INQUIRY_THANH PHUONG_INDUSTRIAL_TRADING_COMPANYs.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3892 -ip 3892

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3892 -s 1076

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3892 -ip 3892

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3892 -s 1096

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 254.109.26.67.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 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 52.109.13.63:443 tcp
US 8.8.8.8:53 211.143.182.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\nsr8BB6.tmp\System.dll

MD5 9625d5b1754bc4ff29281d415d27a0fd
SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

C:\Users\Admin\AppData\Local\Temp\nsr8BB6.tmp\System.dll

MD5 9625d5b1754bc4ff29281d415d27a0fd
SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

C:\Users\Admin\AppData\Local\Temp\nsr8BB6.tmp\System.dll

MD5 9625d5b1754bc4ff29281d415d27a0fd
SHA1 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256 c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512 dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

memory/3892-145-0x0000000003AD0000-0x0000000006769000-memory.dmp

memory/3892-146-0x0000000003AD0000-0x0000000006769000-memory.dmp