issu2022151100031pdf[.]exe

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General

Target
issu2022151100031pdf.exe
Size 303KB
Sample221115-vcs6dsag21
SHA256 5f12d75282af46d76785401c4e69c2f2cf3bc35281d337ce541ddc0e0f6f1725
MD5 040b73a72e9b50e751be61d5d22794d1
SHA1 e70f4c8af8ff5a53748b0c163566b1341a1f8095
SHA512 0e2b0d6d9792954be34994e1f3929f086f4b73c02c333c6888e844e78027ffc576ade4294aa1eee36ffbabc920b13da0d0caa44b4a1fdf815aef273a9286ac18
SSDEEP 6144:MEa0NLLmU3y5hjlwa8eIVMec55y8RsjzZ5gc9fjdZypewkW1lo:XL1SR8eaMecDs/gc9fjvCtkW1lo
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

issu2022151100031pdf.exe

.exe 303KB

issu2022151100031pdf.exe

IMPHASH 29b61e5a552b3a9bc00953de1c93be41
SHA256 5f12d75282af46d76785401c4e69c2f2cf3bc35281d337ce541ddc0e0f6f1725
MD5 040b73a72e9b50e751be61d5d22794d1
SHA1 e70f4c8af8ff5a53748b0c163566b1341a1f8095
SHA512 0e2b0d6d9792954be34994e1f3929f086f4b73c02c333c6888e844e78027ffc576ade4294aa1eee36ffbabc920b13da0d0caa44b4a1fdf815aef273a9286ac18
SSDEEP 6144:MEa0NLLmU3y5hjlwa8eIVMec55y8RsjzZ5gc9fjdZypewkW1lo:XL1SR8eaMecDs/gc9fjvCtkW1lo
MD5 SHA1 SHA512 SSDEEP

windows x86

NSIS installer

installer

Minor OS version

Major OS version

Entry point

12529

Magic Number

267

Subsystem

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

SetFileAttributesA GetShortPathNameA GetFullPathNameA MoveFileA SetCurrentDirectoryA GetFileAttributesA GetLastError CompareFileTime SearchPathA Sleep GetTickCount GetFileSize GetModuleFileNameA GetCurrentProcess CopyFileA ExitProcess CreateDirectoryA lstrcmpiA GetCommandLineA GetVersion SetErrorMode lstrcpynA GetDiskFreeSpaceA GlobalUnlock GlobalLock CreateThread CreateProcessA RemoveDirectoryA CreateFileA GetTempFileNameA lstrlenA lstrcatA GetSystemDirectoryA LoadLibraryA SetFileTime CloseHandle GlobalFree lstrcmpA ExpandEnvironmentStringsA GetExitCodeProcess GlobalAlloc WaitForSingleObject GetWindowsDirectoryA GetTempPathA GetProcAddress FindFirstFileA FindNextFileA DeleteFileA SetFilePointer ReadFile FindClose GetPrivateProfileStringA WritePrivateProfileStringA WriteFile MulDiv LoadLibraryExA GetModuleHandleA MultiByteToWideChar FreeLibrary

user32

GetWindowRect EnableMenuItem GetSystemMenu ScreenToClient SetClassLongA IsWindowEnabled SetWindowPos GetSysColor GetWindowLongA SetCursor LoadCursorA CheckDlgButton GetMessagePos LoadBitmapA CallWindowProcA IsWindowVisible CloseClipboard SetForegroundWindow PostQuitMessage RegisterClassA EndDialog AppendMenuA CreatePopupMenu GetSystemMetrics SetDlgItemTextA GetDlgItemTextA MessageBoxIndirectA CharPrevA DispatchMessageA PeekMessageA EnableWindow InvalidateRect SendMessageA DefWindowProcA BeginPaint GetClientRect FillRect DrawTextA EndPaint SystemParametersInfoA CreateWindowExA GetClassInfoA DialogBoxParamA CharNextA ExitWindowsEx DestroyWindow OpenClipboard TrackPopupMenu SendMessageTimeoutA GetDC LoadImageA GetDlgItem FindWindowExA IsWindow SetClipboardData SetWindowLongA EmptyClipboard SetTimer CreateDialogParamA wsprintfA ShowWindow SetWindowTextA

gdi32

SelectObject SetBkMode CreateFontIndirectA SetTextColor DeleteObject GetDeviceCaps CreateBrushIndirect SetBkColor

shell32

SHGetSpecialFolderLocation SHGetPathFromIDListA SHBrowseForFolderA SHGetFileInfoA ShellExecuteA SHFileOperationA

advapi32

RegDeleteValueA SetFileSecurityA RegOpenKeyExA RegDeleteKeyA RegEnumValueA RegCloseKey RegCreateKeyExA RegSetValueExA RegQueryValueExA RegEnumKeyA

comctl32

ImageList_Create ImageList_Destroy ord17 ImageList_AddMasked

ole32

OleUninitialize OleInitialize CoTaskMemFree CoCreateInstance