Analysis
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max time kernel
1787s -
max time network
1789s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
09-05-2024 18:56
Static task
static1
Behavioral task
behavioral1
Sample
capcut_capcutpc_invitefission_1.2.4_installer.exe
Resource
win11-20240508-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win11-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240426-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win11-20240419-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win11-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win11-20240508-en
General
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Target
$PLUGINSDIR/downloader_nsis_plugin.dll
-
Size
1.2MB
-
MD5
14930a06cbfb26d5ffffd354fa12d5f8
-
SHA1
1de289bab03eaad965e419d657c3531a3738c558
-
SHA256
3ef7a13886328dafba1c49ec096da122e63839ac6965bf4f3d4dcce3a35ccc6d
-
SHA512
385268602f050c060795312c9cb86e979030a21b8cecc20303b346bbc0800a468a84a291224592d9b0e43458e579660b8062f6b9cba3b2e79aab5015d1dcc67b
-
SSDEEP
24576:eDe+j+n40zyob+w+LsoZttOWR7vDzAOdYKT9s6rNnb3Khz:Eei+n7zy2ULsGjOWR7vDzhdYKThNnzKN
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3548 2332 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1568 wrote to memory of 2332 1568 rundll32.exe rundll32.exe PID 1568 wrote to memory of 2332 1568 rundll32.exe rundll32.exe PID 1568 wrote to memory of 2332 1568 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\downloader_nsis_plugin.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1568 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\downloader_nsis_plugin.dll,#12⤵PID:2332
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 8163⤵
- Program crash
PID:3548
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2332 -ip 23321⤵PID:1472