Overview
overview
7Static
static
3huyanbao_l....1.exe
windows10-2004-x64
7huyanbao_l....1.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3HuYanBao.exe
windows10-2004-x64
3HuYanBao.exe
windows11-ltsc_2024-x64
3uninst.exe
windows10-2004-x64
7uninst.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...7z.dll
windows10-2004-x64
3$PLUGINSDI...7z.dll
windows11-ltsc_2024-x64
3Analysis
- max time kernel
298s - max time network
295s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/09/2026, 14:07
Static task
static1
Behavioral task
behavioral1
Sample
huyanbao_last_v3.1.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
huyanbao_last_v3.1.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
HuYanBao.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
HuYanBao.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
uninst.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
uninst.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win11ltsc2024-20260709-en
General
- Target $PLUGINSDIR/FindProcDLL.dll
- Size 27KB
- Sample260905-rffspadn8z
- SHA256 6eb09ce25c7fc62e44dc2f71761c6d60dd4b2d0c7d15e9651980525103aac0a9
- MD5 6f73b00aef6c49eac62128ef3eca677e
- SHA1 1b6aff67d570e5ee61af2376247590eb49b728a1
- SHA512 678fc4bf7d345eeb99a3420ec7d0071eaba302845e93b48527d9a2a9c406709cc44ec74d6a889e25a8351a463803f8713a833df3a1707a5ad50db05240a32938
- SSDEEP 384:DZoRF0XXUuJReQg0Tw67ADWBTgmldIogUD3GLgFmyaX/fVYcWJQCDmrinogRdBl:DZaF0HtTwuz9yu3KgwRX1nWJ1q+noI
- TLSH T12DC26C107C9042B7D28E5671A1E50F075B3F6E512AE65883CF256ADA2D612F0FA3F31B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4532 3244 WerFault.exe 86 - 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 4916 wrote to memory of 3244 4916 rundll32.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\FindProcDLL.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\FindProcDLL.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3244 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 6003⤵
- Program crash
PID:4532
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3244 -ip 32441⤵PID:3220