Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-01-2023 13:05
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
General
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Target
file.exe
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Size
99KB
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MD5
b20ffab6a6a911d2d38a24350ca38e07
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SHA1
623bd87603950e847f25121e153412ed704aaae7
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SHA256
c0446b5d8723595bb4bee68a6a9cac370471bdc5d9afeafc6b9894cbb5378497
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SHA512
7ce65974cb18d31f67f255a3e167a9b6a01c49210e14ac65ae11bcbb6e3b2cd538cc4605a494a28e5cf02e547a14c5495d3b007051d8b6087d7b18fcb5a85616
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SSDEEP
3072:z//SI+iHJ/80TYB+eztx3be/EKyVFfa+:76OHC8YB+eztlbo1
Malware Config
Extracted
blacknet
v3.7.0 Public
bot01
http://18.117.193.148/
BN[]
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antivm
false
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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
e162b1333458a713bc6916cc8ac4110c
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startup
false
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usb_spread
false
Signatures
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BlackNET payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3316-132-0x0000000000E20000-0x0000000000E3E000-memory.dmp family_blacknet -
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.
Processes:
resource yara_rule behavioral2/memory/3316-132-0x0000000000E20000-0x0000000000E3E000-memory.dmp disable_win_def -
Suspicious behavior: EnumeratesProcesses 25 IoCs
Processes:
file.exepid process 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe 3316 file.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
file.exedescription pid process Token: SeDebugPrivilege 3316 file.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
file.exepid process 3316 file.exe 3316 file.exe