Malware Analysis Report

2025-01-02 09:45

Sample ID 240903-ltql6atcjm
Target 7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c
SHA256 7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c
Tags
gcleaner discovery loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c

Threat Level: Known bad

The file 7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c was found to be: Known bad.

Malicious Activity Summary

gcleaner discovery loader

GCleaner

Checks computer location settings

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Enumerates physical storage devices

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-03 09:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-03 09:49

Reported

2024-09-03 09:52

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe"

Signatures

GCleaner

loader gcleaner

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\taskkill.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe

"C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 740

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 812

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 1000

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 1128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 1436

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 2772 -ip 2772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 1400

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe" /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
RU 80.66.75.114:80 80.66.75.114 tcp
US 8.8.8.8:53 114.75.66.80.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/2772-1-0x00000000007A0000-0x00000000008A0000-memory.dmp

memory/2772-2-0x0000000002340000-0x000000000236D000-memory.dmp

memory/2772-3-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2772-8-0x00000000007A0000-0x00000000008A0000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LI43KEDR\download[1].htm

MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

memory/2772-11-0x0000000002340000-0x000000000236D000-memory.dmp

memory/2772-10-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/2772-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2772-22-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2772-21-0x0000000000400000-0x00000000005FB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-03 09:49

Reported

2024-09-03 09:52

Platform

win11-20240802-en

Max time kernel

92s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe"

Signatures

GCleaner

loader gcleaner

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\taskkill.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe

"C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 780

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 780

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 844

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 952

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 960

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 1496

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2856 -ip 2856

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 1520

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "7ae29173f6460d9d9a9613ef289b7c5f88ad21854f456e7fe23ac46530fe733c.exe" /f

Network

Country Destination Domain Proto
RU 80.66.75.114:80 80.66.75.114 tcp
US 8.8.8.8:53 114.75.66.80.in-addr.arpa udp

Files

memory/2856-1-0x0000000000770000-0x0000000000870000-memory.dmp

memory/2856-2-0x0000000002320000-0x000000000234D000-memory.dmp

memory/2856-3-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2856-8-0x0000000000770000-0x0000000000870000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\M3DUQV5R\download[1].htm

MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

memory/2856-10-0x0000000002320000-0x000000000234D000-memory.dmp

memory/2856-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2856-11-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/2856-22-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2856-21-0x0000000000400000-0x00000000005FB000-memory.dmp