Overview
overview
3Static
static
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ed.dll
windows7-x64
1$PLUGINSDI...ed.dll
windows10-2004-x64
1$PLUGINSDI...in.dll
windows7-x64
3$PLUGINSDI...in.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3Resubmissions
13-04-2024 00:27
240413-ar5shsbf7v 313-04-2024 00:24
240413-aqhxcsbf5x 413-04-2024 00:21
240413-anj2msgg66 4Analysis
-
max time kernel
1791s -
max time network
1799s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
13-04-2024 00:27
Static task
static1
Behavioral task
behavioral1
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win10v2004-20240412-en
General
-
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 4628 1504 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3588 wrote to memory of 1504 3588 rundll32.exe rundll32.exe PID 3588 wrote to memory of 1504 3588 rundll32.exe rundll32.exe PID 3588 wrote to memory of 1504 3588 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\downloader_nsis_plugin.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\downloader_nsis_plugin.dll,#12⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 8963⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1504 -ip 15041⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:81⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4188 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:81⤵