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
119s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-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
WAVMIX32.dll
-
Size
51KB
-
MD5
1b78484b9b2794ab32df5a0be2a656cf
-
SHA1
8d2192ab9ed48f1423352079e870dd9a524c643f
-
SHA256
4b7cf52fc9f8ced63e2238c7a38c28d3b1f2d1ebba920bceac000ceba262ddc8
-
SHA512
6581b0f0ff59c3a34f867a856513d01e75f57e3e9d0627572ec8d65a60f5aaaba84c269757945785418722a225ff128cb193a4ab2ba5dc52baadb0c7fc021455
-
SSDEEP
768:Lc+a7Kdah87LdulLY2g/UC9dQLJXG8q6kRGn:kAxdulL9gMC29y3
Malware Config
Signatures
-
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 7 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2656 2220 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\WAVMIX32.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\WAVMIX32.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2656
-