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
145s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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/nsDialogs.dll
-
Size
9KB
-
MD5
b7d61f3f56abf7b7ff0d4e7da3ad783d
-
SHA1
15ab5219c0e77fd9652bc62ff390b8e6846c8e3e
-
SHA256
89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
-
SHA512
6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8
-
SSDEEP
96:ooEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YMNqkzfFc:ooEvCu5e81785qHFcU0PuAw0uyyIFc
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 876 4836 WerFault.exe 90 -
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 3 IoCs
description pid Process procid_target PID 2184 wrote to memory of 4836 2184 rundll32.exe 90 PID 2184 wrote to memory of 4836 2184 rundll32.exe 90 PID 2184 wrote to memory of 4836 2184 rundll32.exe 90
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4836 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 6443⤵
- Program crash
PID:876
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4836 -ip 48361⤵PID:2560