Overview
overview
8Static
static
3MetaBuilder.zip
windows10-2004-x64
1MetaBuilde...in.dll
windows10-2004-x64
1MetaBuilde...er.exe
windows10-2004-x64
8MetaBuilde...xe.xml
windows10-2004-x64
1MetaBuilde...er.pdb
windows10-2004-x64
3MetaBuilder/dnlib.dll
windows10-2004-x64
1MetaBuilder/dnlib.xml
windows10-2004-x64
1MetaBuilde...st.exe
windows10-2004-x64
3Analysis
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max time kernel
234s -
max time network
272s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
20-06-2024 19:06
Static task
static1
Behavioral task
behavioral1
Sample
MetaBuilder.zip
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
MetaBuilder/MaterialSkin.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
MetaBuilder/MetaBuilder.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral4
Sample
MetaBuilder/MetaBuilder.exe.xml
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
MetaBuilder/MetaBuilder.pdb
Resource
win10v2004-20240508-en
Behavioral task
behavioral6
Sample
MetaBuilder/dnlib.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
MetaBuilder/dnlib.xml
Resource
win10v2004-20240611-en
Behavioral task
behavioral8
Sample
MetaBuilder/localhost.exe
Resource
win10v2004-20240508-en
General
-
Target
MetaBuilder/MetaBuilder.pdb
-
Size
47KB
-
MD5
e7977d83f49c48bdd3717f0331ea414c
-
SHA1
0405573ee553c70349809a695d8081e4cb77d080
-
SHA256
2892abb78fa7d871f48338e300052620f36ef63043f57343ee2326b4ca3427a4
-
SHA512
d6d3cbe17e5d1ceb9adad395a0ab0baa8b489f1683fc1f5464a6738791f7b167aed321e8e459f60c820d38f27639e1fa2f05146fb6c81194deaddbad8f26846c
-
SSDEEP
768:R4ZekQ1VWVsbil/E83VKbM0fgkQ1VGVzf:MVsC/vKbrfbVzf
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 2 IoCs
Processes:
cmd.exeOpenWith.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
OpenWith.exepid Process 4212 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\MetaBuilder\MetaBuilder.pdb1⤵
- Modifies registry class
PID:3284
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4212
-
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 --field-trial-handle=3608,i,15140928051103392835,1612840580898364401,262144 --variations-seed-version --mojo-platform-channel-handle=4372 /prefetch:81⤵PID:3008