Analysis
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max time kernel
120s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-10-2024 03:30
Behavioral task
behavioral1
Sample
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe
Resource
win10v2004-20241007-en
General
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Target
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe
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Size
80KB
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MD5
59a4d8a653f691725e82e3e9480cab20
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SHA1
e88607925bf5f78b0f4a16e123662d61d7778496
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SHA256
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4
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SHA512
40a238d5a794fa4b03aceb0420d25f501c5ed14f02cd969048f92b6543aacf9c5e8457f940084233cc4f40d9921ccb5702aa7bef656e685359d6901abdfc4a30
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SSDEEP
1536:dPvK/3zvzVQtCsscKvWOjzJxuOmb54vHTL6lm:diqCspIzVmb5uHv6lm
Malware Config
Signatures
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BlackNET payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x0013000000023a31-21.dat family_blacknet -
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.
Processes:
resource yara_rule behavioral2/files/0x0013000000023a31-21.dat disable_win_def -
Processes:
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe -
Executes dropped EXE 1 IoCs
Processes:
WindowsUpdate.exepid Process 4760 WindowsUpdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cde2f914e4cce7f13b2c1cec7b6da970 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\MyClient\\WindowsUpdate.exe" 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exepowershell.exeWindowsUpdate.exepowershell.exepid Process 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 2912 powershell.exe 2912 powershell.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe 4908 powershell.exe 4908 powershell.exe 4760 WindowsUpdate.exe 4760 WindowsUpdate.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exepowershell.exeWindowsUpdate.exepowershell.exedescription pid Process Token: SeDebugPrivilege 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe Token: SeDebugPrivilege 2912 powershell.exe Token: SeDebugPrivilege 4760 WindowsUpdate.exe Token: SeDebugPrivilege 4908 powershell.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exeWindowsUpdate.exedescription pid Process procid_target PID 3840 wrote to memory of 2912 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 91 PID 3840 wrote to memory of 2912 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 91 PID 3840 wrote to memory of 4760 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 93 PID 3840 wrote to memory of 4760 3840 1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe 93 PID 4760 wrote to memory of 4908 4760 WindowsUpdate.exe 97 PID 4760 wrote to memory of 4908 4760 WindowsUpdate.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe"C:\Users\Admin\AppData\Local\Temp\1180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4N.exe"1⤵
- Modifies Windows Defender Real-time Protection settings
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2912
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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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4908
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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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD56d3e9c29fe44e90aae6ed30ccf799ca8
SHA1c7974ef72264bbdf13a2793ccf1aed11bc565dce
SHA2562360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d
SHA51260c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a
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Filesize
80KB
MD559a4d8a653f691725e82e3e9480cab20
SHA1e88607925bf5f78b0f4a16e123662d61d7778496
SHA2561180538d564ed7fab7e05e8a4c55f314e930d962ec4b7bb8b54dbb82bf4f04f4
SHA51240a238d5a794fa4b03aceb0420d25f501c5ed14f02cd969048f92b6543aacf9c5e8457f940084233cc4f40d9921ccb5702aa7bef656e685359d6901abdfc4a30
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82