Overview
overview
7Static
static
3DFX.for.Re...up.exe
windows7-x64
7DFX.for.Re...up.exe
windows10-2004-x64
7$COMMONFIL...an.exe
windows7-x64
3$COMMONFIL...an.exe
windows10-2004-x64
3$COMMONFIL...ni.exe
windows7-x64
3$COMMONFIL...ni.exe
windows10-2004-x64
3$COMMONFIL...FX.exe
windows7-x64
3$COMMONFIL...FX.exe
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$_0_/dfxbtn.dll
windows7-x64
3$_0_/dfxbtn.dll
windows10-2004-x64
3$_1_/dfxrealr.dll
windows7-x64
3$_1_/dfxrealr.dll
windows10-2004-x64
3RealPlayer...te.exe
windows7-x64
1RealPlayer...te.exe
windows10-2004-x64
3RealPlayer...il.exe
windows7-x64
1RealPlayer...il.exe
windows10-2004-x64
3RealPlayer...rs.exe
windows7-x64
1RealPlayer...rs.exe
windows10-2004-x64
3RealPlayer...al.chm
windows7-x64
1RealPlayer...al.chm
windows10-2004-x64
1DFX.for.Re...pk.dll
windows7-x64
7DFX.for.Re...pk.dll
windows10-2004-x64
7Analysis
-
max time kernel
125s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-10-2024 01:28
Static task
static1
Behavioral task
behavioral1
Sample
DFX.for.RealPlayer.v9.103/3ddown.com_setup.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
DFX.for.RealPlayer.v9.103/3ddown.com_setup.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$COMMONFILES/DFX/Skins/Obsidian/Obsidian.exe
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$COMMONFILES/DFX/Skins/Obsidian/Obsidian.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$COMMONFILES/DFX/Skins/Obsidian_mini/Obsidian_mini.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$COMMONFILES/DFX/Skins/Obsidian_mini/Obsidian_mini.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$COMMONFILES/DFX/Skins/SoundFX/SoundFX.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$COMMONFILES/DFX/Skins/SoundFX/SoundFX.exe
Resource
win10v2004-20240910-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
$_0_/dfxbtn.dll
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
$_0_/dfxbtn.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
$_1_/dfxrealr.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
$_1_/dfxrealr.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
RealPlayer/Apps/record_date.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
RealPlayer/Apps/record_date.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
RealPlayer/Apps/record_email.exe
Resource
win7-20240729-en
Behavioral task
behavioral22
Sample
RealPlayer/Apps/record_email.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
RealPlayer/Apps/registryCleanUsers.exe
Resource
win7-20240708-en
Behavioral task
behavioral24
Sample
RealPlayer/Apps/registryCleanUsers.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
RealPlayer/Help/DFX Manual.chm
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
RealPlayer/Help/DFX Manual.chm
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
DFX.for.RealPlayer.v9.103/lpk.dll
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
DFX.for.RealPlayer.v9.103/lpk.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/NSISdl.dll
-
Size
14KB
-
MD5
f716c100f551ac57e862c7b72dfe2b87
-
SHA1
a6fb358fd268507535178a8827943f1905f2606b
-
SHA256
d92b88c3096a5d09c1f9744b62668d588cc8b1992fd88fa5c88c4636121c9f44
-
SHA512
3d841154199d59d0f9cbf15ec4146de1e967d4292f3a78db8764afab5a9a242f38e1f0e1bf3943d06e5be5018a35cf7c441744a8cf542cb4001ae6b375f244cc
-
SSDEEP
192:o4lsN55M8r67wmsvJI5a299sfoG8I+WhPB3RY+h/G3DNl/qYcVp/12QgszA:oysdM80dCI5a2LsQ5IlPNRY00AlAsU
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3384 1424 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 3 IoCs
description pid Process procid_target PID 2008 wrote to memory of 1424 2008 rundll32.exe 89 PID 2008 wrote to memory of 1424 2008 rundll32.exe 89 PID 2008 wrote to memory of 1424 2008 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1424 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1424 -s 6243⤵
- Program crash
PID:3384
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1424 -ip 14241⤵PID:4220
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4404,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=1320 /prefetch:81⤵PID:5024