Overview
overview
5Static
static
3CapCut_737...er.exe
windows7-x64
5CapCut_737...er.exe
windows10-2004-x64
4$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ed.dll
windows7-x64
3$PLUGINSDI...ed.dll
windows10-2004-x64
3$PLUGINSDI...in.dll
windows7-x64
3$PLUGINSDI...in.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3Analysis
-
max time kernel
94s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-11-2024 13:19
Static task
static1
Behavioral task
behavioral1
Sample
CapCut_7378123805472112645_installer.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
CapCut_7378123805472112645_installer.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/BgWorker.dll
-
Size
2KB
-
MD5
33ec04738007e665059cf40bc0f0c22b
-
SHA1
4196759a922e333d9b17bda5369f14c33cd5e3bc
-
SHA256
50f735ab8f3473423e6873d628150bbc0777be7b4f6405247cddf22bb00fb6be
-
SHA512
2318b01f0c2f2f021a618ca3e6e5c24a94df5d00154766b77160203b8b0a177c8581c7b688ffe69be93a69bc7fd06b8a589844d42447f5060fb4bcf94d8a9aef
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4012 2804 WerFault.exe rundll32.exe -
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.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 2704 wrote to memory of 2804 2704 rundll32.exe rundll32.exe PID 2704 wrote to memory of 2804 2704 rundll32.exe rundll32.exe PID 2704 wrote to memory of 2804 2704 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\BgWorker.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\BgWorker.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2804 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 6043⤵
- Program crash
PID:4012
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2804 -ip 28041⤵PID:4464