Static task
static1
Behavioral task
behavioral1
Sample
AdobeReader305-PalmOS_esp.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
AdobeReader305-PalmOS_esp.exe
Resource
win10v2004-20230220-en
General
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Target
AdobeReader305-PalmOS_esp.exe
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Size
284KB
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MD5
4f87c0e1e605cb7019c78891a1093acf
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SHA1
fbd67816147187262aeeb4128666ac168253a977
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SHA256
7830078093ab544613ce24a8d1f5e18b86581b5d94d8b802b8206119a37f5ad1
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SHA512
2b8aa4b98ddfbd5cf4c60384975359fcf6f1a43ea5c8031c32f9233ebcd4265b959998fdf1ebdf6d04f5a707762e31abac53a8b96e99823c23bf90886238358e
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SSDEEP
3072:4A1ehl/69NcGiQAP6MmsCXHlcHjEcCDQLwBVYvl:4Dl/UcnPkFUjGDby
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource AdobeReader305-PalmOS_esp.exe
Files
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AdobeReader305-PalmOS_esp.exe.exe windows x86
d84d991d25f1d024e6888428c049c5f2
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
GetProcAddress
FormatMessageA
DeleteFileA
MulDiv
IsDBCSLeadByte
GetExitCodeProcess
CreateProcessA
GetTempFileNameA
GetSystemDefaultLCID
WaitForSingleObject
CompareStringA
Sleep
SetFileTime
LocalFileTimeToFileTime
DosDateTimeToFileTime
FreeLibrary
RemoveDirectoryA
FindNextFileA
WritePrivateProfileSectionA
GetStartupInfoA
WriteFile
ReadFile
SetFileAttributesA
LocalFree
LocalAlloc
LockResource
LoadResource
FindResourceA
SizeofResource
GetModuleHandleA
GlobalFree
GlobalUnlock
GlobalLock
GlobalAlloc
MultiByteToWideChar
lstrcmpiA
GetDiskFreeSpaceA
HeapAlloc
GetProcessHeap
HeapFree
lstrcpynA
ExitProcess
CreateFileA
CreateFileMappingA
MapViewOfFile
UnmapViewOfFile
CreateDirectoryA
SetFilePointer
GetFileSize
FindClose
GetLastError
FindFirstFileA
lstrlenA
GetFileAttributesA
GetPrivateProfileStringA
GetSystemDirectoryA
GetWindowsDirectoryA
lstrcatA
GetModuleFileNameA
GetTempPathA
lstrcpyA
GetPrivateProfileSectionA
LoadLibraryA
MoveFileExA
WritePrivateProfileStringA
GetShortPathNameA
FlushFileBuffers
IsBadCodePtr
CloseHandle
SetStdHandle
SetUnhandledExceptionFilter
LCMapStringW
LCMapStringA
GetFileType
GetStdHandle
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetStringTypeW
GetStringTypeA
GetOEMCP
GetACP
GetCPInfo
IsBadWritePtr
HeapReAlloc
VirtualAlloc
VirtualFree
HeapCreate
HeapDestroy
GetVersionExA
GetEnvironmentVariableA
GetVersion
GetCommandLineA
RtlUnwind
IsBadReadPtr
user32
SetFocus
PostMessageA
GetDlgItem
SendDlgItemMessageA
GetParent
GetDC
LoadImageA
MessageBoxA
wsprintfA
CheckRadioButton
EnableWindow
IsDlgButtonChecked
GetDlgItemTextA
CheckDlgButton
SetDlgItemTextA
ReleaseDC
GetWindowLongA
SetWindowTextA
CharNextA
GetDesktopWindow
GetWindowTextA
GetWindow
DestroyWindow
CreateDialogParamA
GetSysColor
GetSysColorBrush
FillRect
BeginPaint
DrawTextA
EndPaint
GetClientRect
ScreenToClient
MoveWindow
SetParent
MapDialogRect
GetNextDlgTabItem
GetWindowRect
CreateDialogIndirectParamA
IsWindow
InvalidateRect
IsWindowEnabled
ShowWindow
UpdateWindow
IsDialogMessageA
SetWindowPos
GetActiveWindow
SetActiveWindow
SetWindowLongA
LoadStringA
LoadIconA
DispatchMessageA
SendMessageA
TranslateMessage
PeekMessageA
gdi32
CreateFontIndirectA
RealizePalette
SelectPalette
CreatePalette
GetObjectA
GetStockObject
CreateDIBitmap
GetTextExtentPointA
SelectObject
EnumFontFamiliesExA
DeleteDC
BitBlt
TextOutA
SetBkMode
SetBkColor
CreateCompatibleDC
CreateSolidBrush
SetTextColor
DeleteObject
GetDeviceCaps
advapi32
RegCloseKey
RegQueryValueExA
RegOpenKeyExA
shell32
ShellExecuteA
SHBrowseForFolderA
SHGetPathFromIDListA
SHGetMalloc
lz32
LZOpenFileA
LZCopy
LZClose
comctl32
ord17
Sections
.text Size: 76KB - Virtual size: 73KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 180KB - Virtual size: 182KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ