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Analysis
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max time kernel
118s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2024, 11:21
Behavioral task
behavioral1
Sample
12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe
Resource
win7-20241010-en
General
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Target
12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe
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Size
45KB
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MD5
c9b7bda9e06c19d285c6934cf6cfa350
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SHA1
4626aa8d06dc488c1d3a2b05ab9beead4f1b94f5
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SHA256
12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57
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SHA512
f474d3b0576792dd91c8cbccdb5d0399f388e0d130d26c7595d29e34511bac16f73a3e080d66fde06826e389f0d600ef14f48522affff268297dfe349d72b698
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SSDEEP
768:1hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:nsWE9N5dFu53dsniQaB/xZ14n7zIF+qr
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1999DCEF = "C:\\Users\\Admin\\AppData\\Roaming\\1999DCEF\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/1468-0-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 3348 3060 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 12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3060 winver.exe 3060 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3540 Explorer.EXE Token: SeCreatePagefilePrivilege 3540 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3060 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3540 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1468 wrote to memory of 3060 1468 12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe 85 PID 1468 wrote to memory of 3060 1468 12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe 85 PID 1468 wrote to memory of 3060 1468 12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe 85 PID 1468 wrote to memory of 3060 1468 12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe 85 PID 3060 wrote to memory of 3540 3060 winver.exe 56 PID 3060 wrote to memory of 2556 3060 winver.exe 42
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2556
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3540 -
C:\Users\Admin\AppData\Local\Temp\12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe"C:\Users\Admin\AppData\Local\Temp\12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468 -
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:3060 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 3564⤵
- Program crash
PID:3348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3060 -ip 30601⤵PID:3300