Analysis
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max time kernel
5s -
max time network
111s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-10-2024 18:15
General
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Target
c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867eN.exe
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Size
70KB
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MD5
5044c3d39f40ed3e2d60a5aaaea4d1b0
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SHA1
ea14e3eb23a42f487265e75f411bbd4e244011ef
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SHA256
c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867e
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SHA512
de1db4be26be183e62a95c2d053d1a796d37a2a5a0e374ce421b9ad22ca7b52f65544d027b2086b9b50d365c96e9660ff3c1517f1197109c71caeb3cee5f8fc3
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SSDEEP
1536:gFTnqpKxynVCGeifCSzTPb542HkLbvJfxa:gFTzGeifrvb59H+bvJ5a
Malware Config
Signatures
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BlackNET
BlackNET is an open source remote access tool written in VB.NET.
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BlackNET payload 1 IoCs
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Blacknet family
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 29 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867eN.exe"C:\Users\Admin\AppData\Local\Temp\c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867eN.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD55044c3d39f40ed3e2d60a5aaaea4d1b0
SHA1ea14e3eb23a42f487265e75f411bbd4e244011ef
SHA256c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867e
SHA512de1db4be26be183e62a95c2d053d1a796d37a2a5a0e374ce421b9ad22ca7b52f65544d027b2086b9b50d365c96e9660ff3c1517f1197109c71caeb3cee5f8fc3
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
392KB
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Filesize
4KB
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Filesize
9.6MB
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Filesize
304KB
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Filesize
32KB
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Filesize
9.6MB
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Filesize
624KB
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Filesize
9.6MB
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Filesize
4.8MB
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Filesize
664KB