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Analysis
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max time kernel
118s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2024, 06:46
Behavioral task
behavioral1
Sample
41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe
Resource
win7-20241023-en
General
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Target
41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe
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Size
45KB
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MD5
3c98d084c7f255500e7e5a3e49d5e5b0
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SHA1
0babaaab8b78f629487ed4f92297392a498882a9
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SHA256
41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113
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SHA512
9010d0f750ae51fb95d14b1933b70bc93ccf71ca800c71f14f7b87bcefeea117313cfabe66f07866ac8b2e89377ea7b73eac9f6196af1b186cd92751fbc1705d
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SSDEEP
768:ahP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:WsWE9N5dFu53dsniQaB/xZ14n7zIF+qr
Malware Config
Signatures
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Tinba family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9F3D7A11 = "C:\\Users\\Admin\\AppData\\Roaming\\9F3D7A11\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/456-0-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2468 3020 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3020 winver.exe 3020 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3020 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3504 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 456 wrote to memory of 3020 456 41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe 85 PID 456 wrote to memory of 3020 456 41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe 85 PID 456 wrote to memory of 3020 456 41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe 85 PID 456 wrote to memory of 3020 456 41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe 85 PID 3020 wrote to memory of 3504 3020 winver.exe 56 PID 3020 wrote to memory of 2548 3020 winver.exe 44
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2548
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3504 -
C:\Users\Admin\AppData\Local\Temp\41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe"C:\Users\Admin\AppData\Local\Temp\41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:456 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 3524⤵
- Program crash
PID:2468
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3020 -ip 30201⤵PID:4464