Static task
static1
Behavioral task
behavioral1
Sample
VNC4.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
VNC4.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
VNC4.exe
Resource
win11-20240426-en
General
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Target
VNC4.exe
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Size
52KB
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MD5
15db01e11b85c3c2464494f98abd658e
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SHA1
99c074acb31ef918f62df12efbede368767b48e2
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SHA256
2f13e589f74cd67affab19770cf395311ef658c433ad193536ab4edf8aa2f394
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SHA512
92019cd02707874ef85c3a442db46e886c155b4017e4c9ce147a295b477a30d6cb57bd8ae5c189017de9d0ecb6e35943e8c8669a9b033a5595fcdac50a33ab81
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SSDEEP
768:11SROuMwO1VEtA5jjDR5XRCX4jO6YvJtRnXoYQ:EMrjuANnBCIz4fVoYQ
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource VNC4.exe
Files
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VNC4.exe.exe windows:4 windows x86 arch:x86
30197ba52daa1a0c5290a3ec68bd4b1f
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
kernel32
ExitProcess
TerminateProcess
GetCurrentProcess
HeapAlloc
GetCommandLineA
GetVersion
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
GetLastError
ReadFile
WideCharToMultiByte
MultiByteToWideChar
LCMapStringA
LCMapStringW
GetFileAttributesA
GetModuleHandleA
GetModuleFileNameA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
VirtualFree
HeapFree
VirtualAlloc
HeapReAlloc
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
RtlUnwind
WriteFile
SetFilePointer
FlushFileBuffers
GetStringTypeA
GetStringTypeW
GetExitCodeProcess
WaitForSingleObject
CloseHandle
CreateProcessA
GetCPInfo
GetACP
GetOEMCP
GetProcAddress
LoadLibraryA
SetStdHandle
CompareStringA
CompareStringW
SetEnvironmentVariableA
Sections
.text Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE