Malware Analysis Report

2025-01-02 09:41

Sample ID 240903-qrzt9sygrh
Target da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112
SHA256 da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112
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

da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112

Threat Level: Known bad

The file da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112 was found to be: Known bad.

Malicious Activity Summary

gcleaner discovery loader

GCleaner

Downloads MZ/PE file

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Program crash

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-03 13:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-03 13:30

Reported

2024-09-03 13:32

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe"

Signatures

GCleaner

loader gcleaner

Downloads MZ/PE file

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\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.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\cmd.exe N/A
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\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.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\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe

"C:\Users\Admin\AppData\Local\Temp\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 452

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 784

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 836

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 928

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 1004

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 1568

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 3008 -ip 3008

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 492

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe" /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.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 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/3008-2-0x0000000002350000-0x000000000238C000-memory.dmp

memory/3008-1-0x0000000000620000-0x0000000000720000-memory.dmp

memory/3008-3-0x0000000000400000-0x000000000043F000-memory.dmp

memory/3008-8-0x0000000010000000-0x000000001001C000-memory.dmp

memory/3008-12-0x0000000000620000-0x0000000000720000-memory.dmp

memory/3008-15-0x0000000002350000-0x000000000238C000-memory.dmp

memory/3008-14-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/3008-17-0x0000000000400000-0x000000000043F000-memory.dmp

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

MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

memory/3008-30-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/3008-36-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/3008-37-0x0000000000400000-0x000000000043F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-03 13:30

Reported

2024-09-03 13:32

Platform

win11-20240802-en

Max time kernel

91s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe"

Signatures

GCleaner

loader gcleaner

Downloads MZ/PE file

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\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.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\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe

"C:\Users\Admin\AppData\Local\Temp\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 476

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 796

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 836

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 852

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 888

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 976

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 1084

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 1800

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1612 -ip 1612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 476

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "da15ad1b5bfc49155d9a2a69e5ad10e006c589fc99e53b3d961fa29673398112.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/1612-1-0x0000000000770000-0x0000000000870000-memory.dmp

memory/1612-2-0x00000000024A0000-0x00000000024DC000-memory.dmp

memory/1612-3-0x0000000000400000-0x000000000043F000-memory.dmp

memory/1612-8-0x0000000010000000-0x000000001001C000-memory.dmp

memory/1612-13-0x0000000000770000-0x0000000000870000-memory.dmp

memory/1612-14-0x00000000024A0000-0x00000000024DC000-memory.dmp

memory/1612-17-0x0000000000400000-0x000000000043F000-memory.dmp

memory/1612-16-0x0000000000400000-0x00000000005FB000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\V1S8HV7P\download[1].htm

MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

memory/1612-27-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/1612-30-0x0000000000400000-0x00000000005FB000-memory.dmp

memory/1612-37-0x0000000000400000-0x000000000043F000-memory.dmp

memory/1612-36-0x0000000000400000-0x00000000005FB000-memory.dmp