Overview
overview
10Static
static
39eb87c0b29...24.exe
windows7-x64
109eb87c0b29...24.exe
windows10-2004-x64
10$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Areas/page111.ps1
windows7-x64
3Areas/page111.ps1
windows10-2004-x64
3NACAH.exe
windows7-x64
1NACAH.exe
windows10-2004-x64
3Nacah_Manu...EN.pdf
windows7-x64
3Nacah_Manu...EN.pdf
windows10-2004-x64
3WAVMIX32.dll
windows7-x64
3WAVMIX32.dll
windows10-2004-x64
3a.dll
windows7-x64
10a.dll
windows10-2004-x64
10setupwin2kXP.bat
windows7-x64
5setupwin2kXP.bat
windows10-2004-x64
5setupwin9x.bat
windows7-x64
4setupwin9x.bat
windows10-2004-x64
4Analysis
-
max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04/11/2024, 02:40
Behavioral task
behavioral1
Sample
9eb87c0b29794234739b1fb08248b355eff2d7f73896186052c14894a49ab424.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9eb87c0b29794234739b1fb08248b355eff2d7f73896186052c14894a49ab424.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Areas/page111.ps1
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
Areas/page111.ps1
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
NACAH.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
NACAH.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Nacah_Manual_Win_EN.pdf
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Nacah_Manual_Win_EN.pdf
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
WAVMIX32.dll
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
WAVMIX32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
a.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
a.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
setupwin2kXP.bat
Resource
win7-20240729-en
Behavioral task
behavioral18
Sample
setupwin2kXP.bat
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
setupwin9x.bat
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
setupwin9x.bat
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
12KB
-
MD5
192639861e3dc2dc5c08bb8f8c7260d5
-
SHA1
58d30e460609e22fa0098bc27d928b689ef9af78
-
SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
-
SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
-
SSDEEP
192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2012 2904 WerFault.exe 31 -
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 11 IoCs
description pid Process procid_target PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2840 wrote to memory of 2904 2840 rundll32.exe 31 PID 2904 wrote to memory of 2012 2904 rundll32.exe 32 PID 2904 wrote to memory of 2012 2904 rundll32.exe 32 PID 2904 wrote to memory of 2012 2904 rundll32.exe 32 PID 2904 wrote to memory of 2012 2904 rundll32.exe 32
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 2203⤵
- Program crash
PID:2012
-
-