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
90s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-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/cpudesc.dll
-
Size
4KB
-
MD5
d25102051b33f61c9f7fb564a4556219
-
SHA1
c683964c11d5175171bd009cb08f87592c923f85
-
SHA256
e58e5d1d8da2ea526d0d754b4faad3773021166b0720723efb7b30f1f5075398
-
SHA512
8828eec31926251d7e51b5bf1050c3519c9b7fca4f978fb6ee0bf18f9642c3460687f10ff79e5892100ecadbf49725711567c348e1dfccb3644bd9ef992a92f0
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2220 4672 WerFault.exe rundll32.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1400 wrote to memory of 4672 1400 rundll32.exe rundll32.exe PID 1400 wrote to memory of 4672 1400 rundll32.exe rundll32.exe PID 1400 wrote to memory of 4672 1400 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\cpudesc.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1400 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\cpudesc.dll,#12⤵
- Checks processor information in registry
PID:4672 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 6123⤵
- Program crash
PID:2220
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4672 -ip 46721⤵PID:3544