Malware Analysis Report

2025-08-06 03:39

Sample ID 230701-3p9mxaaa35
Target 8424e9549edd3855143894ccd102fc39
SHA256 6defee545d0b018b42de80992dbb11ea477d3448bb356eff6d2a5189f27c0e0a
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

6defee545d0b018b42de80992dbb11ea477d3448bb356eff6d2a5189f27c0e0a

Threat Level: Known bad

The file 8424e9549edd3855143894ccd102fc39 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

2023-07-01 23:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-01 23:42

Reported

2023-07-01 23:45

Platform

win7-20230621-en

Max time kernel

31s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe"

Signatures

GCleaner

loader gcleaner

Processes

C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe

"C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 download.microsoft.com udp
NL 173.223.113.107:80 download.microsoft.com tcp
NL 173.223.113.107:443 download.microsoft.com tcp

Files

memory/1744-55-0x00000000002A0000-0x00000000002E2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab17E7.tmp

MD5 3ac860860707baaf32469fa7cc7c0192
SHA1 c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256 d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512 d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

C:\Users\Admin\AppData\Local\Temp\Tar18E4.tmp

MD5 4ff65ad929cd9a367680e0e5b1c08166
SHA1 c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256 c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512 f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

memory/1744-108-0x0000000000400000-0x000000000048D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-01 23:42

Reported

2023-07-01 23:45

Platform

win10v2004-20230621-en

Max time kernel

140s

Max time network

112s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe"

Signatures

GCleaner

loader gcleaner

Downloads MZ/PE file

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe

"C:\Users\Admin\AppData\Local\Temp\8424e9549edd3855143894ccd102fc39.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 808

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 816

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 780

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1000

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1004

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1556

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1756

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1596

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1564

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1596

Network

Country Destination Domain Proto
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 download.microsoft.com udp
NL 173.223.113.107:80 download.microsoft.com tcp
NL 173.223.113.107:443 download.microsoft.com tcp
US 8.8.8.8:53 107.113.223.173.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 203.78.101.95.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 73.254.224.20.in-addr.arpa udp
US 2.18.121.75:80 tcp
US 8.8.8.8:53 69.121.18.2.in-addr.arpa udp

Files

memory/2128-134-0x0000000000550000-0x0000000000592000-memory.dmp

memory/2128-140-0x0000000000400000-0x000000000048D000-memory.dmp