Overview
overview
7Static
static
3ExoENV_0.3...up.exe
windows11-21h2-x64
7$PLUGINSDI...dl.dll
windows11-21h2-x64
3$PLUGINSDI...nu.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...rd.bmp
windows11-21h2-x64
$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ls.dll
windows11-21h2-x64
3app.exe
windows11-21h2-x64
6roblox-env.exe
windows11-21h2-x64
1Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/08/2026, 09:47
Static task
static1
Behavioral task
behavioral1
Sample
ExoENV_0.3.1_x64-setup.exe
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11-20260513-en
Behavioral task
behavioral8
Sample
app.exe
Resource
win11-20260513-en
Behavioral task
behavioral9
Sample
roblox-env.exe
Resource
win11-20260513-en
General
- Target $PLUGINSDIR/System.dll
- Size 12KB
- Sample260801-lskphssbnc
- SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
- MD5 9b38a1b07a0ebc5c7e59e63346ecc2db
- SHA1 97332a2ffcf12a3e3f27e7c05213b5d7faa13735
- SHA512 26e77f8e10f6d8693c92bd036b53a3f6e0c523090ef8dfe479815f556ecd2b57fc90ce9f7cceebe70460d464decb27ad1fe240819fd56997764e96506b6a439c
- SSDEEP 192:kjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZ40QPi:U/Qlt7wiij/lMRv/9V4b4r
- TLSH T1E8427C1297B089F2F151093419667F2A6FBEAC5D17F405A3CFE304C63D212CB9839243
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 6088 5000 WerFault.exe 81 - 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 4300 wrote to memory of 5000 4300 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5000 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 4603⤵
- Program crash
PID:6088
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5000 -ip 50001⤵PID:5420