Static task
static1
Behavioral task
behavioral1
Sample
decrypted_vpn.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
decrypted_vpn.exe
Resource
win10v2004-20230703-en
General
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Target
decrypted_vpn.txt
-
Size
2.3MB
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MD5
d76740d765d75dd713f4202860e11c14
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SHA1
d839c59b16326a088d65fc0798a7298ef4cd678b
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SHA256
409dbf07dc6ac189f16758e3e09d1a26bc96616e7808b931b89afb602851fb9b
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SHA512
bd4f0784fb64c2fbd3ccda26df7f6dedec4aff2c25df03a464dfe8b22cc613995da46f7088615adc311aaaee0b7989232cabea7810b594ec6ea8901c4ba3c80a
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SSDEEP
49152:3kEfGw93Tr7/OQVQ8ITdeCkXNZ6B+XWBBD7zj7zUllvod8Cfm0kXe6q4r1w5pEbD:ZmmQRMLZu+XW/7XsvFCefXe81wl77C
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource decrypted_vpn.txt
Files
-
decrypted_vpn.txt.exe windows x86
d71c2b52a74b8c701e35f9ba04904482
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
WriteFile
GetModuleFileNameA
GetFileSize
ExpandEnvironmentStringsA
lstrcatA
lstrcpyA
CreateProcessA
GetTempPathA
GetTickCount
GlobalAlloc
GlobalLock
GlobalUnlock
VirtualProtect
HeapAlloc
GetProcessHeap
HeapFree
GetComputerNameA
lstrlenA
InterlockedDecrement
GetFileAttributesA
CreateMutexA
GetLastError
OutputDebugStringA
LocalSize
LocalFree
OpenProcess
TerminateProcess
GetLogicalDriveStringsA
lstrcmpiA
QueryDosDeviceA
LocalAlloc
CreateToolhelp32Snapshot
Process32First
LocalReAlloc
Process32Next
GetCurrentProcess
Thread32First
OpenThread
SuspendThread
ResumeThread
Thread32Next
GetCurrentProcessId
GetCurrentThreadId
CreateFileA
SetEnvironmentVariableA
CompareStringW
CreateFileW
SetEndOfFile
WriteConsoleW
GetStringTypeW
LCMapStringW
LoadLibraryW
FlushFileBuffers
SetStdHandle
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetConsoleMode
GetConsoleCP
IsValidCodePage
GetOEMCP
GetACP
GetCPInfo
GetTimeZoneInformation
GetModuleFileNameW
HeapCreate
ExitProcess
HeapSize
ReadFile
MultiByteToWideChar
GetStartupInfoW
GetFileType
GetStdHandle
SetHandleCount
SetFilePointer
RtlUnwind
FreeLibrary
GetProcAddress
LoadLibraryA
DeleteFileA
Sleep
LeaveCriticalSection
VirtualFree
EnterCriticalSection
SetEvent
InterlockedExchange
CancelIo
CreateThread
ResetEvent
DeleteCriticalSection
CloseHandle
WaitForSingleObject
CreateEventA
InitializeCriticalSection
VirtualAlloc
WideCharToMultiByte
InitializeCriticalSectionAndSpinCount
SetLastError
GetModuleHandleW
InterlockedIncrement
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
IsProcessorFeaturePresent
IsDebuggerPresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RaiseException
HeapSetInformation
GetCommandLineA
HeapReAlloc
DecodePointer
EncodePointer
GetSystemTimeAsFileTime
user32
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
ExitWindowsEx
wsprintfA
GetClipboardData
CloseDesktop
SetThreadDesktop
OpenInputDesktop
GetUserObjectInformationA
GetThreadDesktop
InternalGetWindowText
GetWindowTextA
IsWindow
ShowWindow
PostMessageA
EnumWindows
GetWindowThreadProcessId
GetClassNameA
IsWindowVisible
GetLastInputInfo
advapi32
AdjustTokenPrivileges
LookupPrivilegeValueA
LookupAccountSidA
GetTokenInformation
OpenProcessToken
CloseEventLog
ClearEventLogA
OpenEventLogA
shell32
SHGetSpecialFolderPathA
ShellExecuteA
ole32
CoInitializeSecurity
CoInitializeEx
CoUninitialize
CoSetProxyBlanket
CoCreateInstance
oleaut32
VariantClear
SysFreeString
SysAllocString
ws2_32
inet_ntoa
setsockopt
WSAIoctl
select
recv
closesocket
WSAStartup
WSACleanup
socket
gethostbyname
htons
getsockname
connect
inet_addr
gethostname
send
psapi
GetProcessImageFileNameA
GetProcessMemoryInfo
EnumProcessModules
GetModuleFileNameExA
shlwapi
PathFindFileNameA
Sections
.text Size: 112KB - Virtual size: 112KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp0 Size: 2.2MB - Virtual size: 2.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ