Overview
overview
6Static
static
3windows.10...up.exe
windows7-x64
6windows.10...up.exe
windows10-2004-x64
6$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDIR/audio.ini
windows7-x64
1$PLUGINSDIR/audio.ini
windows10-2004-x64
1$PLUGINSDI...sc.dll
windows7-x64
3$PLUGINSDI...sc.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDIR/video.ini
windows7-x64
1$PLUGINSDIR/video.ini
windows10-2004-x64
1$PLUGINSDI...re.ini
windows7-x64
1$PLUGINSDI...re.ini
windows10-2004-x64
1$SYSDIR/Codecs/$0.dll
windows7-x64
1$SYSDIR/Codecs/$0.dll
windows10-2004-x64
1$SYSDIR/Co...Up.exe
windows7-x64
3$SYSDIR/Co...Up.exe
windows10-2004-x64
3$SYSDIR/Co...64.exe
windows7-x64
4$SYSDIR/Co...64.exe
windows10-2004-x64
4$SYSDIR/Co...47.dll
windows7-x64
3$SYSDIR/Co...47.dll
windows10-2004-x64
3Analysis
-
max time kernel
133s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
20-02-2024 08:02
Static task
static1
Behavioral task
behavioral1
Sample
windows.10.codec.pack.v2.2.0.setup.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
windows.10.codec.pack.v2.2.0.setup.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/HwInfo.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/HwInfo.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/audio.ini
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/audio.ini
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/cpudesc.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/cpudesc.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/video.ini
Resource
win7-20240215-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/video.ini
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/video_hardware.ini
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/video_hardware.ini
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
$SYSDIR/Codecs/$0.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
$SYSDIR/Codecs/$0.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral27
Sample
$SYSDIR/Codecs/CleanUp.exe
Resource
win7-20231215-en
Behavioral task
behavioral28
Sample
$SYSDIR/Codecs/CleanUp.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
$SYSDIR/Codecs/CleanUp_x64.exe
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
$SYSDIR/Codecs/CleanUp_x64.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
$SYSDIR/Codecs/D3DCompiler_47.dll
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
$SYSDIR/Codecs/D3DCompiler_47.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/nsExec.dll
-
Size
6KB
-
MD5
c129bc26a26be6f5816a03520bb37833
-
SHA1
18100042155f948301701744b131c516bf26ddb8
-
SHA256
d3694fa0503158194129d113fcc1c83177ff5a5f93d898ce0bcfe9ce12f06bf4
-
SHA512
dbe79859c41e00a6e951cee889e7f0de29a712792fb531662285a2d6e384884518c7d5d983894c185b3d31d81213d2477cf4576b0114d352b759fe07a1704e63
-
SSDEEP
96:y7GUaYNwCLuGFctpiKFlYJ8hH4RVHpwdEeY3kRlDr6dMqqyVgN738:8ygp3FcHi0xhYMR8dMqJVgN
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3184 2488 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3424 wrote to memory of 2488 3424 rundll32.exe rundll32.exe PID 3424 wrote to memory of 2488 3424 rundll32.exe rundll32.exe PID 3424 wrote to memory of 2488 3424 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3424 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵PID:2488
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 6123⤵
- Program crash
PID:3184
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2488 -ip 24881⤵PID:2176