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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25/01/2025, 22:56
Static task
static1
Behavioral task
behavioral1
Sample
8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
Resource
win10v2004-20241007-en
General
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Target
8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
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Size
238KB
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MD5
6a5a62e77eb754bee117d5efefbda0d2
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SHA1
bba10f217de2e7f0e6633f05873bae91a2ec45ad
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SHA256
8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e
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SHA512
4a7b59bfbfb43331edcb98aedcb1075e9b91eb8146b2ad553662e59a1146bdf69cd5d9f3101baf123fbdb24f7bb8f6f693fd193a0c57f2bd097d632bbc779b1d
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SSDEEP
6144:6mkLu0Aq9r8q7XMaC4+yPY7HLgZl3MovMfCp5C5:jkLsq9r8q7Xp27rk3MoK
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 1176 4764 WerFault.exe 82 3580 3332 WerFault.exe 81 -
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 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 3488 Explorer.EXE Token: SeCreatePagefilePrivilege 3488 Explorer.EXE Token: SeShutdownPrivilege 3488 Explorer.EXE Token: SeCreatePagefilePrivilege 3488 Explorer.EXE Token: SeShutdownPrivilege 3488 Explorer.EXE Token: SeCreatePagefilePrivilege 3488 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4764 winver.exe 3332 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3332 wrote to memory of 4764 3332 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe 82 PID 3332 wrote to memory of 4764 3332 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe 82 PID 3332 wrote to memory of 4764 3332 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe 82 PID 3332 wrote to memory of 4764 3332 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe 82 PID 4764 wrote to memory of 3488 4764 winver.exe 56 PID 3332 wrote to memory of 3488 3332 8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488 -
C:\Users\Admin\AppData\Local\Temp\8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe"C:\Users\Admin\AppData\Local\Temp\8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3332 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 3004⤵
- Program crash
PID:1176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3332 -s 6483⤵
- Program crash
PID:3580
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4764 -ip 47641⤵PID:368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3332 -ip 33321⤵PID:4144