Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19-04-2024 22:03
Behavioral task
behavioral1
Sample
hacn.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
main.pyc
Resource
win10v2004-20240226-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
main.pyc
-
Size
433B
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MD5
312dc04abe8390eccc040ae951b7af5f
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SHA1
6e47cc6d90ab6b101b1c042c6bb317c3e86ca0df
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SHA256
304fb7638320868400d88a6834fc74fbe88aaca985197c1c8527a9a1ce5f24db
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SHA512
b91a818687a3a55f4d6ea6f81ed779b7a9429a05f2a70f93f113c0742a2abae32e31eef2d0d62aa25a011c3b66005e4e696e0516aef140a2951fd13c51037dc2
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 2 IoCs
Processes:
cmd.exeOpenWith.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings OpenWith.exe -
Opens file in notepad (likely ransom note) 1 IoCs
Processes:
NOTEPAD.EXEpid process 1088 NOTEPAD.EXE -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
OpenWith.exepid process 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe 3668 OpenWith.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
OpenWith.exedescription pid process target process PID 3668 wrote to memory of 1088 3668 OpenWith.exe NOTEPAD.EXE PID 3668 wrote to memory of 1088 3668 OpenWith.exe NOTEPAD.EXE
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc1⤵
- Modifies registry class
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\main.pyc2⤵
- Opens file in notepad (likely ransom note)
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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=3944 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:81⤵