Malware Analysis Report

2025-08-10 17:39

Sample ID 230626-gvwgkshf6s
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 06:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-26 06:08

Reported

2023-06-26 06:10

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
GB 23.44.234.47:443 download.microsoft.com tcp

Files

memory/2036-55-0x0000000000220000-0x0000000000262000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab2B57.tmp

MD5 3ac860860707baaf32469fa7cc7c0192
SHA1 c33c2acdaba0e6fa41fd2f00f186804722477639
SHA256 d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904
SHA512 d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

C:\Users\Admin\AppData\Local\Temp\Tar2BC8.tmp

MD5 4ff65ad929cd9a367680e0e5b1c08166
SHA1 c0af0d4396bd1f15c45f39d3b849ba444233b3a2
SHA256 c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6
SHA512 f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

memory/2036-108-0x0000000000400000-0x00000000006AF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-26 06:08

Reported

2023-06-26 06:10

Platform

win10v2004-20230621-en

Max time kernel

96s

Max time network

99s

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 460 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 812

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 912

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 1312

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 1484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 1500

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 372 -ip 372

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 1640

Network

Country Destination Domain Proto
NL 40.68.123.157:443 tcp
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
NL 40.68.123.157:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 126.129.241.8.in-addr.arpa udp
US 8.8.8.8:53 62.13.109.52.in-addr.arpa udp
US 93.184.221.240:80 tcp
GB 23.44.233.195:443 tcp

Files

memory/372-134-0x0000000000890000-0x00000000008D2000-memory.dmp

memory/372-137-0x0000000000400000-0x00000000006AF000-memory.dmp