Analysis
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max time kernel
35s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-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
Extracted
blacknet
HacKed
https://lovegunny.net
BN[tuFcXBCi-9342877]
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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
2965b7eabf9eb6ce83de7d2260ab71ba
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startup
true
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usb_spread
true
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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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies system certificate store 2 TTPs 6 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867eN.exe"C:\Users\Admin\AppData\Local\Temp\c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867eN.exe"1⤵
- Adds Run key to start application
- Modifies system certificate store
- 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
- Adds Run key to start application
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
70KB
MD55044c3d39f40ed3e2d60a5aaaea4d1b0
SHA1ea14e3eb23a42f487265e75f411bbd4e244011ef
SHA256c2504b5ea5090f360cfcb1ffd988a9f1d7e47e6c307cae723d9f0973ae6a867e
SHA512de1db4be26be183e62a95c2d053d1a796d37a2a5a0e374ce421b9ad22ca7b52f65544d027b2086b9b50d365c96e9660ff3c1517f1197109c71caeb3cee5f8fc3
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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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
4KB
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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
-
Filesize
9.6MB
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Filesize
9.6MB
-
Filesize
9.6MB
-
Filesize
9.6MB
-
Filesize
9.6MB
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Filesize
9.6MB
-
Filesize
9.6MB
-
Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB