Malware Analysis Report

2025-08-10 17:39

Sample ID 230626-gwvxfahf6x
Target b42cc69e78369524fc39c1c8a8c54d62.exe
SHA256 f238c46012be1759b585926e41ba8e867d358eb9b82e9f856e10a1ee11682bc7
Tags
gcleaner loader
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

f238c46012be1759b585926e41ba8e867d358eb9b82e9f856e10a1ee11682bc7

Threat Level: Known bad

The file b42cc69e78369524fc39c1c8a8c54d62.exe was found to be: Known bad.

Malicious Activity Summary

gcleaner loader

GCleaner

Downloads MZ/PE file

Unsigned PE

Program crash

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-06-26 06:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-26 06:09

Reported

2023-06-26 06:12

Platform

win7-20230621-en

Max time kernel

31s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b42cc69e78369524fc39c1c8a8c54d62.exe"

Signatures

GCleaner

loader gcleaner

Processes

C:\Users\Admin\AppData\Local\Temp\b42cc69e78369524fc39c1c8a8c54d62.exe

"C:\Users\Admin\AppData\Local\Temp\b42cc69e78369524fc39c1c8a8c54d62.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 download.microsoft.com udp
GB 23.44.234.47:80 download.microsoft.com tcp

Files

memory/1320-55-0x0000000000220000-0x0000000000262000-memory.dmp

memory/1320-56-0x0000000000400000-0x00000000006AF000-memory.dmp

memory/1320-58-0x0000000000400000-0x00000000006AF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-26 06:09

Reported

2023-06-26 06:12

Platform

win10v2004-20230621-en

Max time kernel

57s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b42cc69e78369524fc39c1c8a8c54d62.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\b42cc69e78369524fc39c1c8a8c54d62.exe

"C:\Users\Admin\AppData\Local\Temp\b42cc69e78369524fc39c1c8a8c54d62.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 820

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 980

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 1136

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 1508

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 1564

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3392 -ip 3392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 1664

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 58.104.205.20.in-addr.arpa udp
US 8.8.8.8:53 download.microsoft.com udp
GB 23.44.234.47:80 download.microsoft.com tcp
GB 23.44.234.47:443 download.microsoft.com tcp
US 8.8.8.8:53 47.234.44.23.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 52.168.117.169:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp

Files

memory/3392-134-0x0000000002410000-0x0000000002452000-memory.dmp

memory/3392-137-0x0000000000400000-0x00000000006AF000-memory.dmp