Analysis
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max time kernel
120s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
21-10-2024 19:04
General
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Target
b1855dd1295dfd331135beb83c5991bf54e9a10abc8374dc153e5308da4e9674N.exe
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Size
80KB
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MD5
48f13dd7931c3013fa7efce935c72fc0
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SHA1
32f6dee4821e1e2d5577ce74728cc24b2aece72d
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SHA256
b1855dd1295dfd331135beb83c5991bf54e9a10abc8374dc153e5308da4e9674
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SHA512
dc01c8e1592c09a7721a873421fee42084245f8b79d3c946cf125f1a3b4540b1e18e41f73b59dbf7280409799b454708f42bfbed9a1afbcbac826dae112af5ae
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SSDEEP
1536:dPvK/3zvzVQtCsscKvW3jzJxuOmb54vHTL6lm:diqCspDzVmb5uHv6lm
Malware Config
Extracted
blacknet
HacKed
https://lovegunny.net/
BN[GnFquUJG-0548378]
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antivm
false
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elevate_uac
true
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install_name
WindowsUpdate.exe
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splitter
|BN|
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start_name
cde2f914e4cce7f13b2c1cec7b6da970
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startup
false
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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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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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Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
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Executes dropped EXE 1 IoCs
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Windows security modification 2 TTPs 2 IoCs
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Adds Run key to start application 2 TTPs 1 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 4 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b1855dd1295dfd331135beb83c5991bf54e9a10abc8374dc153e5308da4e9674N.exe"C:\Users\Admin\AppData\Local\Temp\b1855dd1295dfd331135beb83c5991bf54e9a10abc8374dc153e5308da4e9674N.exe"1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- 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:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose2⤵
- Suspicious use of AdjustPrivilegeToken
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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
- Windows security modification
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose3⤵
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
80KB
MD548f13dd7931c3013fa7efce935c72fc0
SHA132f6dee4821e1e2d5577ce74728cc24b2aece72d
SHA256b1855dd1295dfd331135beb83c5991bf54e9a10abc8374dc153e5308da4e9674
SHA512dc01c8e1592c09a7721a873421fee42084245f8b79d3c946cf125f1a3b4540b1e18e41f73b59dbf7280409799b454708f42bfbed9a1afbcbac826dae112af5ae
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
7KB
MD5ed51e388414f0114a2a45308d524aefb
SHA1666fafeb10146fee5c04f922c80e3e30b84b4246
SHA25633c1707c7cb938217c309a91c904c57e94293cf5e68acdaf0032ee36321fe38e
SHA512ce6aeff0e6b7c5baaebbb254765bf7169c39ce3573f153c2c9d7bdf65320453081b601f008fcdcd96e64f913fa5b0320db59e27d6845601f1890441f805b9a52
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Filesize
2.9MB
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Filesize
32KB
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Filesize
2.9MB
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Filesize
32KB
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Filesize
20KB
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Filesize
32KB
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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
32KB
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Filesize
16KB
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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
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Filesize
9.6MB
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Filesize
32KB
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Filesize
16KB
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Filesize
16KB
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Filesize
16KB
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Filesize
16KB
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Filesize
16KB
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Filesize
16KB
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Filesize
16KB
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Filesize
12KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB