Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
03-11-2023 12:02
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe
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Size
515KB
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MD5
5213ee74e4d9223121ff1d5136ffd0c0
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SHA1
631d3d1d3ee82a99a70c710d22f0a0c179fb447c
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SHA256
721315d8100c535325f9cf8b434727d66bf8daf52f934a8aaf927bd5e3d952f9
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SHA512
506e124104db8ac20b3c714b1dd43331d2e11def1678d1239600e99a8d294cd73bcced49bd920f300c50e6886b20eb73da4fb11da48e6d1e6125495e0c08b1f0
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SSDEEP
12288:UMrWy90jOOzGNlEyV26leOA31GIovYKZnxsajKz:qyQOOzGQyZbIoTnxs8Kz
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" AppLaunch.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection AppLaunch.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" AppLaunch.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" AppLaunch.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" AppLaunch.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" AppLaunch.exe -
Executes dropped EXE 2 IoCs
pid Process 3668 1jh97Zz1.exe 5072 2lP1685.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3668 set thread context of 4784 3668 1jh97Zz1.exe 88 PID 5072 set thread context of 4320 5072 2lP1685.exe 91 -
Program crash 1 IoCs
pid pid_target Process procid_target 2436 4320 WerFault.exe 91 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4784 AppLaunch.exe 4784 AppLaunch.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4784 AppLaunch.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3704 wrote to memory of 3668 3704 NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe 87 PID 3704 wrote to memory of 3668 3704 NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe 87 PID 3704 wrote to memory of 3668 3704 NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe 87 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3668 wrote to memory of 4784 3668 1jh97Zz1.exe 88 PID 3704 wrote to memory of 5072 3704 NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe 90 PID 3704 wrote to memory of 5072 3704 NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe 90 PID 3704 wrote to memory of 5072 3704 NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe 90 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91 PID 5072 wrote to memory of 4320 5072 2lP1685.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.5213ee74e4d9223121ff1d5136ffd0c0.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1jh97Zz1.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1jh97Zz1.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"3⤵
- Modifies Windows Defender Real-time Protection settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4784
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2lP1685.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2lP1685.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"3⤵PID:4320
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 5404⤵
- Program crash
PID:2436
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4320 -ip 43201⤵PID:1456
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
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Downloads
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Filesize
869KB
MD5fed8ae830b76ea3777cb7c84f1f1eec8
SHA1a32f31b931b013ffb5ce494769debda81b827888
SHA256f7631006c7ef29f9f7e12256c49b95117640ed4cad103ce99020d3d68350c35f
SHA512bd9b888168af23b0aae13b05b33f1b4618a9e0fabd69d01495965c57afb4ba82394363de15cddcd32a969b74c45bfafba062a52edc2197c800d7fe23f7e8347b
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Filesize
869KB
MD5fed8ae830b76ea3777cb7c84f1f1eec8
SHA1a32f31b931b013ffb5ce494769debda81b827888
SHA256f7631006c7ef29f9f7e12256c49b95117640ed4cad103ce99020d3d68350c35f
SHA512bd9b888168af23b0aae13b05b33f1b4618a9e0fabd69d01495965c57afb4ba82394363de15cddcd32a969b74c45bfafba062a52edc2197c800d7fe23f7e8347b
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Filesize
1.0MB
MD5f4efee1ac0e3e00ff0064fa6353a583c
SHA16143c29a1e5ec65004dd291bb84a867d154ee0d1
SHA256ce0d21601d0c6e3212ca085ca272e4104490ea1cb48419152560867721056261
SHA51213a3e3d413358b8d34165e761e280347ad447f70200211fb449f897c2d76ff91b07febd761dd1aa21acb20ac900887a98dddfd0253356ea41d19c24d0236321a
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Filesize
1.0MB
MD5f4efee1ac0e3e00ff0064fa6353a583c
SHA16143c29a1e5ec65004dd291bb84a867d154ee0d1
SHA256ce0d21601d0c6e3212ca085ca272e4104490ea1cb48419152560867721056261
SHA51213a3e3d413358b8d34165e761e280347ad447f70200211fb449f897c2d76ff91b07febd761dd1aa21acb20ac900887a98dddfd0253356ea41d19c24d0236321a