Malware Analysis Report

2025-08-06 03:39

Sample ID 230702-d62wysae57
Target 9fd30939c8ee3482c074f9820b8f97e0.exe
SHA256 5690f00f6a81c9888c09c505f46663c36c62cbede4337786f7848f05791afa11
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

5690f00f6a81c9888c09c505f46663c36c62cbede4337786f7848f05791afa11

Threat Level: Known bad

The file 9fd30939c8ee3482c074f9820b8f97e0.exe was found to be: Known bad.

Malicious Activity Summary

gcleaner loader

GCleaner

Downloads MZ/PE file

Program crash

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-07-02 03:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-02 03:38

Reported

2023-07-02 03:40

Platform

win7-20230621-en

Max time kernel

30s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe"

Signatures

GCleaner

loader gcleaner

Processes

C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe

"C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.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/1220-55-0x0000000000310000-0x0000000000352000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab1FC3.tmp

MD5 3ac860860707baaf32469fa7cc7c0192
SHA1 c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256 d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512 d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

C:\Users\Admin\AppData\Local\Temp\Tar2014.tmp

MD5 4ff65ad929cd9a367680e0e5b1c08166
SHA1 c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256 c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512 f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

memory/1220-108-0x0000000000400000-0x000000000048D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-02 03:38

Reported

2023-07-02 03:40

Platform

win10v2004-20230621-en

Max time kernel

142s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.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\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe

"C:\Users\Admin\AppData\Local\Temp\9fd30939c8ee3482c074f9820b8f97e0.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 848

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 864

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1016

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1320

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1588

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1532

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1508

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1840

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2280 -ip 2280

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1860

Network

Country Destination Domain Proto
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.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 59.128.231.4.in-addr.arpa udp
AU 104.46.162.226:443 tcp
US 93.184.221.240:80 tcp
GB 96.16.110.41:443 tcp
NL 173.223.113.107:443 download.microsoft.com tcp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
NL 8.238.179.126:80 tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 202.74.101.95.in-addr.arpa udp

Files

memory/2280-135-0x00000000005E0000-0x0000000000622000-memory.dmp

memory/2280-136-0x0000000000400000-0x000000000048D000-memory.dmp

memory/2280-145-0x0000000000400000-0x000000000048D000-memory.dmp