Malware Analysis Report

2025-08-10 17:38

Sample ID 230625-jensxadd59
Target fadf37db4b9d437b491a48be4d0add16.exe
SHA256 237b17517e84da21c0826dbfcdf45df45f1176b9863958b40024275a12eab467
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

237b17517e84da21c0826dbfcdf45df45f1176b9863958b40024275a12eab467

Threat Level: Known bad

The file fadf37db4b9d437b491a48be4d0add16.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

2023-06-25 07:35

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-25 07:35

Reported

2023-06-25 07:37

Platform

win7-20230621-en

Max time kernel

28s

Max time network

31s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fadf37db4b9d437b491a48be4d0add16.exe"

Signatures

GCleaner

loader gcleaner

Processes

C:\Users\Admin\AppData\Local\Temp\fadf37db4b9d437b491a48be4d0add16.exe

"C:\Users\Admin\AppData\Local\Temp\fadf37db4b9d437b491a48be4d0add16.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
GB 23.44.234.47:443 download.microsoft.com tcp

Files

memory/1692-55-0x0000000000220000-0x0000000000262000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab2FAB.tmp

MD5 3ac860860707baaf32469fa7cc7c0192
SHA1 c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256 d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512 d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

C:\Users\Admin\AppData\Local\Temp\Tar300C.tmp

MD5 4ff65ad929cd9a367680e0e5b1c08166
SHA1 c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256 c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512 f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

memory/1692-108-0x0000000000400000-0x00000000006A6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-25 07:35

Reported

2023-06-25 07:37

Platform

win10v2004-20230621-en

Max time kernel

129s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fadf37db4b9d437b491a48be4d0add16.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\fadf37db4b9d437b491a48be4d0add16.exe

"C:\Users\Admin\AppData\Local\Temp\fadf37db4b9d437b491a48be4d0add16.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 908

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 1120

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 1520

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 1328

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4920 -ip 4920

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 1656

Network

Country Destination Domain Proto
US 8.8.8.8:53 222.79.74.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.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 13.89.179.10:443 tcp
US 8.8.8.8:53 203.151.224.20.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 192.229.221.95:80 tcp
GB 23.44.233.195:443 tcp

Files

memory/4920-134-0x00000000007F0000-0x0000000000832000-memory.dmp

memory/4920-137-0x0000000000400000-0x00000000006A6000-memory.dmp