Static task
static1
Behavioral task
behavioral1
Sample
VFRUN66BI.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
VFRUN66BI.exe
Resource
win10v2004-20230220-en
General
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Target
VFRUN66BI.exe
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Size
1.9MB
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MD5
08d97c6bf3caa2474ef9460163a304f6
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SHA1
4b7b402693c076c6940c99c1b00c2db99e1fe4aa
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SHA256
dd8066e6622a1227d49c326bda585f1b0219cfa750b564b25f847983b5fde5f0
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SHA512
13af5175493d3bd298e30e6fac69da4c6df38bf7072b73635ebc4e0294905479c2074cbd339caf75ab78bc3aa6d0c02b82764a6ef0ba60e224a6e067809c40da
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SSDEEP
49152:qHQH5AWw+Np94vF+fqsg3dGgsn/5SNVZY:7Lw+94d+isgV85SVY
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource VFRUN66BI.exe
Files
-
VFRUN66BI.exe.exe windows x86
4204e1fe9e2e0a7f6bec612446ce171b
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
kernel32
SetFilePointer
CreateDirectoryA
GetPrivateProfileStringA
SetFileAttributesA
SetFileTime
LocalFileTimeToFileTime
WriteFile
DosDateTimeToFileTime
GetProcAddress
DeleteFileA
FreeLibrary
GetTempFileNameA
LoadLibraryA
GetTempPathA
GetSystemDirectoryA
FormatMessageA
lstrcmpA
lstrcpynA
GetLastError
ReadFile
FindResourceA
CompareStringA
CreateProcessA
WaitForSingleObject
GetStartupInfoA
RemoveDirectoryA
FindNextFileA
ExitProcess
MulDiv
GetSystemDefaultLCID
GetModuleFileNameA
lstrcatA
GetFileAttributesA
CreateFileA
GetFileSize
CreateFileMappingA
MapViewOfFile
UnmapViewOfFile
Sleep
GetDiskFreeSpaceA
FindFirstFileA
FindClose
lstrcpyA
lstrlenA
LockResource
LoadResource
GetWindowsDirectoryA
CloseHandle
SetStdHandle
LCMapStringW
LCMapStringA
RtlUnwind
GetFileType
GetStdHandle
SetHandleCount
FlushFileBuffers
GetOEMCP
GetACP
GetCPInfo
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
MultiByteToWideChar
GetStringTypeW
GetStringTypeA
WideCharToMultiByte
VirtualAlloc
VirtualFree
HeapCreate
HeapDestroy
GetVersion
GetCommandLineA
GetModuleHandleA
HeapFree
HeapAlloc
user32
SendMessageA
TranslateMessage
MessageBoxA
wsprintfA
GetWindowLongA
GetParent
SetWindowTextA
GetWindowTextA
GetWindow
SetDlgItemTextA
EndDialog
SendDlgItemMessageA
CharNextA
DialogBoxParamA
GetClassNameA
IsCharAlphaA
GetDesktopWindow
GetDlgItemTextA
KillTimer
EnableWindow
SetTimer
PostMessageA
SetFocus
CreateDialogParamA
DestroyWindow
GetDlgItem
GetDC
ReleaseDC
ScreenToClient
SetWindowLongA
CreateWindowExA
SystemParametersInfoA
GetClientRect
MapWindowPoints
SetWindowPos
LoadStringA
MessageBeep
GetSysColor
DispatchMessageA
PeekMessageA
GetWindowRect
gdi32
CreateFontIndirectA
TextOutA
SetTextColor
SelectObject
SetBkMode
GetTextExtentPointA
GetDeviceCaps
GetObjectA
DeleteObject
comctl32
ord17
PropertySheetA
advapi32
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
shell32
ShellExecuteA
SHBrowseForFolderA
SHGetPathFromIDListA
lz32
LZOpenFileA
LZCopy
LZClose
Sections
.text Size: 67KB - Virtual size: 67KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 41KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ