Analysis
- max time kernel
28s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
09/05/2022, 13:51
General
- Target b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
- Size 131KB
- Sample220509-q51nqagcel
- SHA256 b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09
Malware Config
Extracted
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blacknet
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v3.5 Public
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HacKed
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http://finalb.xyz/NiggaNet
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BN[RqfcWolJ-7232457]
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antivm
true
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elevate_uac
false
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install_name
WindowsUpdate.exe
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splitter
|BN|
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start_name
df7427b5e05183e625345c3c37ef31c0
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startup
true
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usb_spread
true
Signatures
- BlackNET
BlackNET is an open source remote access tool written in VB.NET.
- BlackNET Payload 30 IoCs
- Contains code to disable Windows Defender 30 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
- Executes dropped EXE 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 2 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exedw20.exe -x -s 24922⤵
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C:\Users\Admin\AppData\Local\Temp\svchosts.exe"C:\Users\Admin\AppData\Local\Temp\svchosts.exe"2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"4⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"3⤵
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 4688 -s 165682⤵
- Program crash
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 4688 -s 194602⤵
- Program crash
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 448 -p 4688 -ip 46881⤵
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 540 -p 4688 -ip 46881⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
WindowsUpdate.exe.log
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe.log
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
svchosts.exe
svchosts.exe
WindowsUpdate.exe
WindowsUpdate.exe
WindowsUpdate.exe
WindowsUpdate.exe
memory/344-227-0x0000000000FBA000-0x0000000000FBF000-memory.dmp
memory/604-171-0x0000000000BBA000-0x0000000000BBF000-memory.dmp
memory/816-230-0x000000000153A000-0x000000000153F000-memory.dmp
memory/1008-185-0x000000000159A000-0x000000000159F000-memory.dmp
memory/1040-206-0x000000000137A000-0x000000000137F000-memory.dmp
memory/1440-194-0x000000000111A000-0x000000000111F000-memory.dmp
memory/1456-221-0x000000000177A000-0x000000000177F000-memory.dmp
memory/1460-236-0x0000000000C4A000-0x0000000000C4F000-memory.dmp
memory/1924-179-0x000000000153A000-0x000000000153F000-memory.dmp
memory/2284-203-0x0000000000FFA000-0x0000000000FFF000-memory.dmp
memory/2340-152-0x0000000021027000-0x000000002102A000-memory.dmp
memory/2340-154-0x0000000021030000-0x0000000021035000-memory.dmp
memory/2340-153-0x000000002102A000-0x000000002102D000-memory.dmp
memory/2340-151-0x0000000021020000-0x0000000021023000-memory.dmp
memory/2340-150-0x0000000000B5A000-0x0000000000B5F000-memory.dmp
memory/2552-168-0x0000000000CFA000-0x0000000000CFF000-memory.dmp
memory/2656-161-0x0000000021817000-0x000000002181A000-memory.dmp
memory/2656-159-0x000000000152A000-0x000000000152F000-memory.dmp
memory/2656-160-0x0000000021810000-0x0000000021813000-memory.dmp
memory/2656-162-0x000000002181A000-0x000000002181D000-memory.dmp
memory/2656-164-0x0000000021820000-0x0000000021825000-memory.dmp
memory/2656-163-0x0000000021813000-0x000000002181C000-memory.dmp
memory/2752-239-0x0000000000C3A000-0x0000000000C3F000-memory.dmp
memory/3452-188-0x0000000000F9A000-0x0000000000F9F000-memory.dmp
memory/3456-200-0x000000000095A000-0x000000000095F000-memory.dmp
memory/3612-176-0x0000000000B2A000-0x0000000000B2F000-memory.dmp
memory/3616-212-0x000000000140A000-0x000000000140F000-memory.dmp
memory/4100-209-0x0000000000D9A000-0x0000000000D9F000-memory.dmp
memory/4300-218-0x000000000196A000-0x000000000196F000-memory.dmp
memory/4364-197-0x000000000107A000-0x000000000107F000-memory.dmp
memory/4456-191-0x0000000000A8A000-0x0000000000A8F000-memory.dmp
memory/4472-147-0x000000000138A000-0x000000000138F000-memory.dmp
memory/4548-233-0x0000000000A3A000-0x0000000000A3F000-memory.dmp
memory/4688-130-0x000000000160A000-0x000000000160F000-memory.dmp
memory/4688-139-0x00000000218A1000-0x00000000218AC000-memory.dmp
memory/4688-137-0x00000000218B3000-0x00000000218B8000-memory.dmp
memory/4688-138-0x00000000218A1000-0x00000000218A4000-memory.dmp
memory/4688-136-0x00000000218AD000-0x00000000218B0000-memory.dmp
memory/4688-135-0x00000000218B0000-0x00000000218B3000-memory.dmp
memory/4688-133-0x00000000218A7000-0x00000000218AA000-memory.dmp
memory/4688-131-0x00000000218A0000-0x00000000218A3000-memory.dmp
memory/4688-134-0x00000000218AA000-0x00000000218AD000-memory.dmp
memory/4688-132-0x00000000218AD000-0x00000000218B0000-memory.dmp
memory/4776-182-0x000000000171A000-0x000000000171F000-memory.dmp
memory/4916-215-0x00000000012BA000-0x00000000012BF000-memory.dmp
memory/5100-224-0x000000000159A000-0x000000000159F000-memory.dmp