Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 02:34
Behavioral task
behavioral1
Sample
yedek-main/Ja4va.jar
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
yedek-main/Ja4va.jar
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
yedek-main/Java.jar
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
yedek-main/Java.jar
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
yedek-main/WindowsUpdateAgent.exe
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
yedek-main/WindowsUpdateAgent.exe
Resource
win10v2004-20241007-en
General
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Target
yedek-main/Java.jar
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Size
1.7MB
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MD5
6d729b3dda0471989f1efdf02abfe1b5
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SHA1
c8273107db98ac14930dd01f2fff66ebb7cc8df4
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SHA256
d1200740675d379b2aae43691a3014912bcd413b717cecb90e49cd640e31fd61
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SHA512
4bd26fec9dbf840aa77770cbb7f392c77557e85f0beff8ce888df5b1fc942952e34b7617f03087fa24272cc662bc47949c6083efbb923f6c23db4e9b8866b8f3
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SSDEEP
24576:X5yR2a7sHTRRWyQZuGTlC9zcg4I8Rt0GR5SJrr7ST+GlGQTIL3wIkmv8DCQmzg:JEOHTRMw8kpxnynRF+GlGQTIL+mUDCQv
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 2324 reg.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4024 wrote to memory of 2324 4024 java.exe 86 PID 4024 wrote to memory of 2324 4024 java.exe 86 PID 4024 wrote to memory of 5104 4024 java.exe 88 PID 4024 wrote to memory of 5104 4024 java.exe 88 PID 4024 wrote to memory of 1852 4024 java.exe 90 PID 4024 wrote to memory of 1852 4024 java.exe 90 PID 4024 wrote to memory of 1660 4024 java.exe 92 PID 4024 wrote to memory of 1660 4024 java.exe 92
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\yedek-main\Java.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Windows\SYSTEM32\reg.exereg.exe add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f2⤵
- UAC bypass
- Modifies registry key
PID:2324
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C:\Windows\SYSTEM32\reg.exereg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Action Center\Checks\{C8E6F269-B90A-4053-A3BE-499AFCEC98C4}.check.0" /v CheckedPath /t REG_SZ /d c:\windows\system32\SecurityHealthSystray.exe /f2⤵PID:5104
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C:\Windows\SYSTEM32\reg.exereg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Action Center\Checks\{C8E6F269-B90A-4053-A3BE-499AFCEC98C4}.check.0" /v DisableReminders /t REG_DWORD /d 1 /f2⤵PID:1852
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C:\Windows\SYSTEM32\reg.exereg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Action Center\Checks\{C8E6F269-B90A-4053-A3BE-499AFCEC98C4}.check.0" /v StateFlags /t REG_DWORD /d 3 /f2⤵PID:1660
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