Static task
static1
Behavioral task
behavioral1
Sample
letsvpnx64.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
letsvpnx64.exe
Resource
win10v2004-20240730-en
General
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Target
letsvpnx64.exe.vir
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Size
19.2MB
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MD5
2991739906e25390dd9cd3b04841e9d8
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SHA1
41b88174b6803a82b27ca453dfba63e95016acc0
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SHA256
c58d4559d5edb44003e84fa8de62ee9484173165e792748a4102b54e04447208
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SHA512
acd88ba3ea405e0a2ac4ae2428957e5ea0d29e0ff82bac99c2dae3956fcdae2fb769bf43d812abe43e3a0ac3ff95e4c6a062d4a93d40f0ae6f0d88ac86996090
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SSDEEP
393216:WX+5aasFLo9M29azhRTLnRGcF9yEBVFQOigH3TzLdZ4gq0PSohTOJxeZFnPrmUKq:WOcePAFZtFzKgH3LdZCjoh0gZFPqq
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource letsvpnx64.exe.vir
Files
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letsvpnx64.exe.vir.exe windows:5 windows x86 arch:x86
d619eda1a774da262071361b928bb2e4
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
LoadLibraryA
lstrcpyA
lstrcatA
lstrlenA
GetSystemDirectoryA
GetProcAddress
GetModuleHandleA
_lclose
GetModuleFileNameA
_lread
_llseek
_lopen
_lwrite
_lcreat
CreateDirectoryA
SetCurrentDirectoryA
GetDiskFreeSpaceA
GetFileAttributesA
CompareStringA
DeleteFileA
GetTempPathA
GetCurrentDirectoryA
CloseHandle
GetExitCodeProcess
GetLastError
LocalFree
GetCurrentProcess
MoveFileExA
GetStringTypeW
MultiByteToWideChar
LCMapStringW
HeapReAlloc
RtlUnwind
HeapSize
Sleep
RemoveDirectoryA
FreeLibrary
IsValidCodePage
GetOEMCP
GetModuleHandleW
ExitProcess
DecodePointer
HeapFree
HeapAlloc
GetCommandLineA
HeapSetInformation
GetStartupInfoW
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
LoadLibraryW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
WriteFile
GetStdHandle
GetModuleFileNameW
IsProcessorFeaturePresent
HeapCreate
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetCPInfo
GetACP
user32
TranslateMessage
DispatchMessageA
PeekMessageA
wsprintfA
LoadCursorA
SetCursor
MessageBoxA
MsgWaitForMultipleObjects
advapi32
GetTokenInformation
OpenProcessToken
shell32
ShellExecuteExA
Sections
.text Size: 23KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 43KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ