Overview
overview
7Static
static
3FleetInsta...2).exe
windows10-2004-x64
7FleetInsta...2).exe
windows11-ltsc_2024-x64
7$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$TEMP/Micr...up.exe
windows10-2004-x64
6$TEMP/Micr...up.exe
windows11-ltsc_2024-x64
6_up_/node_...i.node
ubuntu-18.04-amd64
_up_/node_...i.node
debian-9-armhf
_up_/node_...i.node
debian-9-mips
_up_/node_...i.node
debian-9-mipsel
_up_/node_...i.node
ubuntu-18.04-amd64
1_up_/node_...i.node
ubuntu-18.04-amd64
1_up_/node_...i.node
ubuntu-18.04-amd64
_up_/node_...i.node
debian-9-armhf
_up_/node_...i.node
debian-9-mips
_up_/node_...i.node
debian-9-mipsel
_up_/node_...i.node
debian-12-armhf
1_up_/node_...i.node
ubuntu-18.04-amd64
1_up_/node_...i.node
ubuntu-18.04-amd64
_up_/node_...i.node
debian-9-armhf
_up_/node_...i.node
debian-9-mips
_up_/node_...i.node
debian-9-mipsel
_up_/node_...i.node
ubuntu-18.04-amd64
_up_/node_...i.node
debian-9-armhf
_up_/node_...i.node
debian-9-mips
_up_/node_...i.node
debian-9-mipsel
Analysis
- max time kernel
148s - max time network
155s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/09/2026, 16:51
Static task
static1
Behavioral task
behavioral1
Sample
FleetInstaller (2).exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
FleetInstaller (2).exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
$TEMP/MicrosoftEdgeWebview2Setup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$TEMP/MicrosoftEdgeWebview2Setup.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
_up_/node_modules/koffi/build/koffi/freebsd_arm64/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral14
Sample
_up_/node_modules/koffi/build/koffi/freebsd_arm64/koffi.node
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral15
Sample
_up_/node_modules/koffi/build/koffi/freebsd_arm64/koffi.node
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral16
Sample
_up_/node_modules/koffi/build/koffi/freebsd_arm64/koffi.node
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral17
Sample
_up_/node_modules/koffi/build/koffi/freebsd_ia32/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral18
Sample
_up_/node_modules/koffi/build/koffi/freebsd_x64/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral19
Sample
_up_/node_modules/koffi/build/koffi/linux_arm64/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral20
Sample
_up_/node_modules/koffi/build/koffi/linux_arm64/koffi.node
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral21
Sample
_up_/node_modules/koffi/build/koffi/linux_arm64/koffi.node
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral22
Sample
_up_/node_modules/koffi/build/koffi/linux_arm64/koffi.node
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral23
Sample
_up_/node_modules/koffi/build/koffi/linux_armhf/koffi.node
Resource
debian12-armhf-20260127-en
Behavioral task
behavioral24
Sample
_up_/node_modules/koffi/build/koffi/linux_ia32/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral25
Sample
_up_/node_modules/koffi/build/koffi/linux_loong64/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral26
Sample
_up_/node_modules/koffi/build/koffi/linux_loong64/koffi.node
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral27
Sample
_up_/node_modules/koffi/build/koffi/linux_loong64/koffi.node
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral28
Sample
_up_/node_modules/koffi/build/koffi/linux_loong64/koffi.node
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral29
Sample
_up_/node_modules/koffi/build/koffi/linux_riscv64d/koffi.node
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral30
Sample
_up_/node_modules/koffi/build/koffi/linux_riscv64d/koffi.node
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral31
Sample
_up_/node_modules/koffi/build/koffi/linux_riscv64d/koffi.node
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral32
Sample
_up_/node_modules/koffi/build/koffi/linux_riscv64d/koffi.node
Resource
debian9-mipsel-20260513-en
General
- Target $PLUGINSDIR/StartMenu.dll
- Size 7KB
- Sample260905-vdb89seh84
- SHA256 fe330320459637d8dd2b5d84d07925c38ec264152ffd3b1760a4d44d76536caa
- MD5 b9b71990b37e04a56cadbcbfa694f30f
- SHA1 3b7627deb793446d6b12b7b94266cc592982a5c2
- SHA512 b4aa947aba471ce0ba37ab859391f6a157887c882c920a3081d482f63a83317ae75b428ebae226f835798517abb676114ee42bf13bd4c4291cebbb5e9658f2e5
- SSDEEP 96:VIt3J2Gl0eVe0+Cfo0UkXt6+o69UiGdPh5/utta/x3lkCTcaqHCI:ShE+A0+sF6piUFkA1lncviI
- TLSH T1FFF1C776F3D20673F9AB427428632F231B2AF521576581A7890316CE7A61DE3FD34B11
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 616 4784 WerFault.exe 89 - 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 4468 wrote to memory of 4784 4468 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4468 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4784 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 5603⤵
- Program crash
PID:616
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4784 -ip 47841⤵PID:4116