Overview
overview
7Static
static
3Class of '...32.exe
windows10-2004-x64
3Class of '...32.exe
windows11-21h2-x64
3Class of '...09.exe
windows10-2004-x64
1Class of '...09.exe
windows11-21h2-x64
1Class of '..._09.py
ubuntu-18.04-amd64
3Class of '..._09.py
debian-9-armhf
3Class of '..._09.py
debian-9-mips
3Class of '..._09.py
debian-9-mipsel
3Class of '..._09.sh
ubuntu-18.04-amd64
1Class of '..._09.sh
debian-9-armhf
1Class of '..._09.sh
debian-9-mips
1Class of '..._09.sh
debian-9-mipsel
1Class of '...09.lnk
windows10-2004-x64
7Class of '...09.lnk
windows11-21h2-x64
3Class of '...hon.so
ubuntu-18.04-amd64
1Class of '...python
ubuntu-18.04-amd64
Class of '...ythonw
ubuntu-18.04-amd64
Class of '.../zsync
ubuntu-18.04-amd64
Class of '...ncmake
ubuntu-18.04-amd64
Class of '..._Of_09
ubuntu-18.04-amd64
4Class of '...hon.so
ubuntu-18.04-amd64
1Class of '...python
ubuntu-18.04-amd64
3Class of '...ythonw
ubuntu-18.04-amd64
3Class of '.../zsync
ubuntu-18.04-amd64
1Class of '...ncmake
ubuntu-18.04-amd64
1Class of '...47.dll
windows10-2004-x64
3Class of '...GL.dll
windows10-2004-x64
3Class of '...GL.dll
windows11-21h2-x64
3Class of '...v2.dll
windows10-2004-x64
3Class of '...v2.dll
windows11-21h2-x64
3Class of '...-1.dll
windows10-2004-x64
3Class of '...-1.dll
windows11-21h2-x64
3Analysis
- max time kernel
149s - max time network
182s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/05/2026, 04:29
Static task
static1
Behavioral task
behavioral1
Sample
Class of '09/Class_Of_09-32.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Class of '09/Class_Of_09-32.exe
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
Class of '09/Class_Of_09.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
Class of '09/Class_Of_09.exe
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
Class of '09/Class_Of_09.py
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral6
Sample
Class of '09/Class_Of_09.py
Resource
debian9-armhf-20260126-en
Behavioral task
behavioral7
Sample
Class of '09/Class_Of_09.py
Resource
debian9-mipsbe-20260127-en
Behavioral task
behavioral8
Sample
Class of '09/Class_Of_09.py
Resource
debian9-mipsel-20260126-en
Behavioral task
behavioral9
Sample
Class of '09/Class_Of_09.sh
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral10
Sample
Class of '09/Class_Of_09.sh
Resource
debian9-armhf-20260127-en
Behavioral task
behavioral11
Sample
Class of '09/Class_Of_09.sh
Resource
debian9-mipsbe-20260126-en
Behavioral task
behavioral12
Sample
Class of '09/Class_Of_09.sh
Resource
debian9-mipsel-20260126-en
Behavioral task
behavioral13
Sample
Class of '09/Launch Class of '09.lnk
Resource
win10v2004-20260130-en
Behavioral task
behavioral14
Sample
Class of '09/Launch Class of '09.lnk
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
Class of '09/lib/py2-linux-i686/librenpython.so
Resource
ubuntu1804-amd64-20260127-en
Behavioral task
behavioral16
Sample
Class of '09/lib/py2-linux-i686/python
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral17
Sample
Class of '09/lib/py2-linux-i686/pythonw
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral18
Sample
Class of '09/lib/py2-linux-i686/zsync
Resource
ubuntu1804-amd64-20260127-en
Behavioral task
behavioral19
Sample
Class of '09/lib/py2-linux-i686/zsyncmake
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral20
Sample
Class of '09/lib/py2-linux-x86_64/Class_Of_09
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral21
Sample
Class of '09/lib/py2-linux-x86_64/librenpython.so
Resource
ubuntu1804-amd64-20260127-en
Behavioral task
behavioral22
Sample
Class of '09/lib/py2-linux-x86_64/python
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral23
Sample
Class of '09/lib/py2-linux-x86_64/pythonw
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral24
Sample
Class of '09/lib/py2-linux-x86_64/zsync
Resource
ubuntu1804-amd64-20260127-en
Behavioral task
behavioral25
Sample
Class of '09/lib/py2-linux-x86_64/zsyncmake
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral26
Sample
Class of '09/lib/py2-windows-i686/d3dcompiler_47.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral27
Sample
Class of '09/lib/py2-windows-i686/libEGL.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral28
Sample
Class of '09/lib/py2-windows-i686/libEGL.dll
Resource
win11-20260130-en
Behavioral task
behavioral29
Sample
Class of '09/lib/py2-windows-i686/libGLESv2.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral30
Sample
Class of '09/lib/py2-windows-i686/libGLESv2.dll
Resource
win11-20260130-en
Behavioral task
behavioral31
Sample
Class of '09/lib/py2-windows-i686/libgcc_s_dw2-1.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral32
Sample
Class of '09/lib/py2-windows-i686/libgcc_s_dw2-1.dll
Resource
win11-20260130-en
General
- Target Class of '09/lib/py2-windows-i686/libGLESv2.dll
- Size 5.7MB
- Sample260505-e4ppaagv3t
- SHA256 65eba047266755e177079eb9fe772559b4d0b02ca1dc900569c7274a6a080e74
- MD5 288d113d599efa90c088968ad13f1a86
- SHA1 bd870df9c03316fe478585d2b32ef5b1db83a65d
- SHA512 4327546a569065a609f958e2ce6bc252ec0c3bd86318e45e06c358615a29fa8f84bae7dadc3016fc7c9b23a1553ebcdb15504ac319f1cdb206d8b2ff91559de8
- SSDEEP 98304:S/AfwtvJGAZnEgzkz6H2eJ7rbsTRKvmBaNmEM6bAD:SvJGAZnEgzkuWeJ7rYlKvmBaFU
- TLSH T169567D11F6D2D0A6CC0B2271710EB63E56349B0A4B248FD7E2D8DE682FB15D39E75E09
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 1740 3236 WerFault.exe 87 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2464 wrote to memory of 3236 2464 rundll32.exe 87
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Class of '09\lib\py2-windows-i686\libGLESv2.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Class of '09\lib\py2-windows-i686\libGLESv2.dll",#12⤵
- System Location Discovery: System Language Discovery
PID:3236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 6123⤵
- Program crash
PID:1740
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3236 -ip 32361⤵PID:1880