Overview
overview
9Static
static
3capcut_cap...2).exe
windows10-1703-x64
9capcut_cap...2).exe
windows11-21h2-x64
4$PLUGINSDI...er.dll
windows10-1703-x64
3$PLUGINSDI...er.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows10-1703-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...ed.dll
windows10-1703-x64
3$PLUGINSDI...ed.dll
windows11-21h2-x64
3$PLUGINSDI...in.dll
windows10-1703-x64
3$PLUGINSDI...in.dll
windows11-21h2-x64
3$PLUGINSDI...er.dll
windows10-1703-x64
3$PLUGINSDI...er.dll
windows11-21h2-x64
3Analysis
-
max time kernel
1453s -
max time network
1471s -
platform
windows11-21h2_x64 -
resource
win11-20240709-en -
resource tags
arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system -
submitted
25-07-2024 14:30
Static task
static1
Behavioral task
behavioral1
Sample
capcut_capcutpc_invitefission_1.2.4_installer (2).exe
Resource
win10-20240611-en
Behavioral task
behavioral2
Sample
capcut_capcutpc_invitefission_1.2.4_installer (2).exe
Resource
win11-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win11-20240709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10-20240404-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win10-20240611-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win11-20240709-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win10-20240404-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win11-20240709-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win10-20240611-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win11-20240709-en
General
-
Target
$PLUGINSDIR/shell_downloader.dll
-
Size
2.2MB
-
MD5
30c4aa9356d60d2039ed6bfb7850c4c1
-
SHA1
ef23c32dab6ed871527151932bbfe8b917d507af
-
SHA256
0c4abb66d9a69c80cfaa0eb3c988d4dc40d989843a87e95ed3cc6e75dae31559
-
SHA512
f425c9fcefd2ed55160d173b8e441f7867307fd006b0f01a655120ba150d87568ddc6266d36163267ce508df8147a97c16982093808c766051ca1e02ba9cc62b
-
SSDEEP
49152:6oiR6tzluS2KbICD13Nw2FiBLROWnhJV:6oiR+zDhbB19w+i1ROW
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3624 1740 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 1856 wrote to memory of 1740 1856 rundll32.exe rundll32.exe PID 1856 wrote to memory of 1740 1856 rundll32.exe rundll32.exe PID 1856 wrote to memory of 1740 1856 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\shell_downloader.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\shell_downloader.dll,#12⤵
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 6243⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1740 -ip 17401⤵