Analysis
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max time kernel
141s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03-06-2024 11:37
Behavioral task
behavioral1
Sample
WinLocker_Builder_0.4.exe
Resource
win7-20240221-en
windows7-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
WinLocker_Builder_0.4.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
WinLocker_Builder_0.4.exe
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Size
699KB
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MD5
81dd862410af80c9d2717af912778332
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SHA1
8f1df476f58441db5973ccfdc211c8680808ffe1
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SHA256
60e76eda46185d1d2e9463d15e31d4c87eb03535d368cc3471c55992bc99ad5f
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SHA512
8dd014b91fb1e2122d2e4da444db78dd551513c500d447bb1e94ceb7f2f8d45223a8a706e2156102f8c8850d2bb02ae6b8ea0c9282abd7baaa2c84130112af15
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SSDEEP
12288:0L/xX5KVeOnuH/u1Wig295xsmVXf6AaQLmEc+pdmWSwIHUOS6Vp:0bxpUz13g27raQmEcomWSHHUD
Score
10/10
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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ModiLoader Second Stage 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3128-2-0x0000000000400000-0x0000000000545000-memory.dmp modiloader_stage2
Processes
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C:\Users\Admin\AppData\Local\Temp\WinLocker_Builder_0.4.exe"C:\Users\Admin\AppData\Local\Temp\WinLocker_Builder_0.4.exe"1⤵
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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 --field-trial-handle=4296,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=3756 /prefetch:81⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3128-0-0x0000000000400000-0x0000000000545000-memory.dmpFilesize
1.3MB
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memory/3128-1-0x00000000023D0000-0x00000000023D1000-memory.dmpFilesize
4KB
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memory/3128-2-0x0000000000400000-0x0000000000545000-memory.dmpFilesize
1.3MB
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memory/3128-4-0x00000000023D0000-0x00000000023D1000-memory.dmpFilesize
4KB