Analysis
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max time kernel
133s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
25-05-2024 22:41
Static task
static1
Behavioral task
behavioral1
Sample
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe
Resource
win10v2004-20240508-en
General
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Target
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe
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Size
11.4MB
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MD5
a9d62ee5d5a186ea24e211adcdf19f9c
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SHA1
b2f785840347ab0e34af92fa35c5a4a62041cbdc
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SHA256
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5
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SHA512
66804d18c0ca11412824befef1ac8178b2d6d97547750fe4e3ba4613b3c502354eaa99c8c09b52f5e0ffad3972d2ef8a35a91f91def73017d48a3cef5eaf29b3
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SSDEEP
196608:urX/gauksEYjBVp9AklvD0SVHSQzGSsuPM/WGYtIsFQxrufpLJV4:Mg5FEYfp9AUHDau0/WGWUNuto
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exepid process 3320 2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exedescription ioc process File opened for modification \??\PhysicalDrive0 2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exepid process 3320 2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe 3320 2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe"C:\Users\Admin\AppData\Local\Temp\2d2b3353a0601cc6ac21723c6ee7646986b5c04ab2a997beeb00f49c4c795fc5.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
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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=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4432 /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\ExuiKrnln_Win32_20230112.libFilesize
1.3MB
MD5df119e4f6353249e6e75abebc5db63e9
SHA1c421665f11b0b3e5bc5625f9c0c6bef5f9e17f3f
SHA256caef2c60a19e73f7c99d881351e0c087f1450e49ef7f1242ca0389044dfedfc4
SHA5128b02733bfe194fd25f81ca1ef7ae5fdb009fe101c6591a787afacdb18557fe215cd25e0a8d8c88740a3279f6a22aa6dd49abf821a747853a2de405ffc3e48cf0