Malware Analysis Report

2025-01-02 06:49

Sample ID 241123-qbwsns1qgr
Target 1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe
SHA256 1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100
Tags
gcleaner onlylogger 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

1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100

Threat Level: Known bad

The file 1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe was found to be: Known bad.

Malicious Activity Summary

gcleaner onlylogger discovery loader

OnlyLogger

GCleaner

Gcleaner family

Onlylogger family

OnlyLogger payload

Checks computer location settings

Deletes itself

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Kills process with taskkill

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-23 13:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-23 13:05

Reported

2024-11-23 13:07

Platform

win7-20240708-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe"

Signatures

GCleaner

loader gcleaner

Gcleaner family

gcleaner

OnlyLogger

loader onlylogger

Onlylogger family

onlylogger

OnlyLogger payload

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

Deletes itself

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

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\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.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\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe

"C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe" /f

Network

N/A

Files

memory/2112-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

memory/2112-2-0x00000000001B0000-0x00000000001F9000-memory.dmp

memory/2112-3-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2112-5-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2112-4-0x0000000000400000-0x000000000089E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-23 13:05

Reported

2024-11-23 13:07

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe"

Signatures

GCleaner

loader gcleaner

Gcleaner family

gcleaner

OnlyLogger

loader onlylogger

Onlylogger family

onlylogger

OnlyLogger payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.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:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.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\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe

"C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 744

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 804

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 940

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 940

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4068 -ip 4068

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "1d818366c5492865f1b19fe56f804aa994f13ea8ccc5896518e3ef275dcba100.exe" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 980

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 140.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.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 21.236.111.52.in-addr.arpa udp

Files

memory/4068-1-0x0000000000910000-0x0000000000A10000-memory.dmp

memory/4068-2-0x0000000000D20000-0x0000000000D69000-memory.dmp

memory/4068-3-0x0000000000400000-0x000000000044C000-memory.dmp

memory/4068-6-0x0000000000400000-0x000000000044C000-memory.dmp

memory/4068-4-0x0000000000400000-0x000000000089E000-memory.dmp

memory/4068-5-0x0000000000D20000-0x0000000000D69000-memory.dmp