Malware Analysis Report

2025-08-10 17:38

Sample ID 230625-mb2gdaef71
Target 6459c785ebaa89f9800ee8de5.exe
SHA256 bff71d788c2cbc2f3c34e15b809ee5fb0aa42db5bdb03dfef10e2a290eca645a
Tags
gcleaner loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bff71d788c2cbc2f3c34e15b809ee5fb0aa42db5bdb03dfef10e2a290eca645a

Threat Level: Known bad

The file 6459c785ebaa89f9800ee8de5.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

2023-06-25 10:18

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-25 10:18

Reported

2023-06-25 10:20

Platform

win10v2004-20230621-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6459c785ebaa89f9800ee8de5.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\6459c785ebaa89f9800ee8de5.exe

"C:\Users\Admin\AppData\Local\Temp\6459c785ebaa89f9800ee8de5.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 832

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 980

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 1320

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 1480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 1476

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4496 -ip 4496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 976

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 8.248.1.254:80 tcp
US 8.8.8.8:53 47.125.24.20.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 20.189.173.14:443 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 254.20.238.8.in-addr.arpa udp
GB 96.16.110.41:443 tcp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
US 8.248.1.254:80 tcp
US 8.248.1.254:80 tcp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp

Files

memory/4496-134-0x0000000002440000-0x0000000002482000-memory.dmp

memory/4496-135-0x0000000000400000-0x00000000006A2000-memory.dmp

memory/4496-138-0x0000000000400000-0x00000000006A2000-memory.dmp

memory/4496-139-0x0000000002440000-0x0000000002482000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-25 10:18

Reported

2023-06-25 10:20

Platform

win7-20230621-en

Max time kernel

30s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6459c785ebaa89f9800ee8de5.exe"

Signatures

GCleaner

loader gcleaner

Processes

C:\Users\Admin\AppData\Local\Temp\6459c785ebaa89f9800ee8de5.exe

"C:\Users\Admin\AppData\Local\Temp\6459c785ebaa89f9800ee8de5.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/1740-55-0x00000000006B0000-0x00000000006F2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab3768.tmp

MD5 3ac860860707baaf32469fa7cc7c0192
SHA1 c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256 d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512 d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

C:\Users\Admin\AppData\Local\Temp\Tar37F8.tmp

MD5 4ff65ad929cd9a367680e0e5b1c08166
SHA1 c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256 c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512 f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

memory/1740-108-0x0000000000400000-0x00000000006A2000-memory.dmp