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
117s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-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/UserInfo.dll
-
Size
4KB
-
MD5
8ef0e4eb7c89cdd2b552de746f5e2a53
-
SHA1
820f681e7cec409a02b194a487d1c8af1038acf0
-
SHA256
41293b9f6588e0fbdc8fcf2a9bd8e2b244cd5ff038fc13033378da337219c9dc
-
SHA512
a68533e8a19637d0d44219549b24baba0dc4824424842f125600fda3edcafc4bb6bb340d57a00815f262d82373b440d58d6e4e5b2ceb29bb3f6bc4cbde66c3c5
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1248 1944 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 2312 wrote to memory of 1944 2312 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1248 1944 rundll32.exe WerFault.exe PID 1944 wrote to memory of 1248 1944 rundll32.exe WerFault.exe PID 1944 wrote to memory of 1248 1944 rundll32.exe WerFault.exe PID 1944 wrote to memory of 1248 1944 rundll32.exe WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 2283⤵
- Program crash
PID:1248