PO-23456543_pdf[.]exe

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General

Target
PO-23456543_pdf.exe
Size 358KB
Sample221207-yh4e4aah7y
SHA256 2d5d72d557920e6beef5c35e3cdd3ddd1339b2c4306e4b79e540058afede2063
MD5 7db0bc0c978bda0048ac2944b9b86245
SHA1 66e87764ff09ebba04681cbc2c61a43cbfa595b5
SHA512 a52b5044c908af4c404a5c4f3cf5764aac02f8af08bf7985f209a892a7e7e0e110e64201eadb8fb32b1594cb68cd88071911cb44cf2ae44ffa1b6bfea6fc8efb
SSDEEP 6144:LBnb2BEjQdYiIlpaaKRcMoBO5t9Dm/LhGTVwuIWqJllrmuDW5P/G2rb:FLbpxKuM5PqhGTZsJllmua5XG2rb
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

PO-23456543_pdf.exe

.exe 358KB

PO-23456543_pdf.exe

IMPHASH ab6770b0a8635b9d92a5838920cfe770
SHA256 2d5d72d557920e6beef5c35e3cdd3ddd1339b2c4306e4b79e540058afede2063
MD5 7db0bc0c978bda0048ac2944b9b86245
SHA1 66e87764ff09ebba04681cbc2c61a43cbfa595b5
SHA512 a52b5044c908af4c404a5c4f3cf5764aac02f8af08bf7985f209a892a7e7e0e110e64201eadb8fb32b1594cb68cd88071911cb44cf2ae44ffa1b6bfea6fc8efb
SSDEEP 6144:LBnb2BEjQdYiIlpaaKRcMoBO5t9Dm/LhGTVwuIWqJllrmuDW5P/G2rb:FLbpxKuM5PqhGTZsJllmua5XG2rb
MD5 SHA1 SHA512 SSDEEP

windows x86

NSIS installer

installer

Minor OS version

Major OS version

Entry point

12879

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 CreateFileA GetFileSize GetModuleFileNameA GetCurrentProcess CopyFileA CreateDirectoryA lstrcmpiA GetTempPathA GetCommandLineA GetVersion SetErrorMode lstrcpynA GetDiskFreeSpaceA GlobalUnlock GlobalLock CreateThread CreateProcessA RemoveDirectoryA GetTempFileNameA lstrlenA lstrcatA GetSystemDirectoryA LoadLibraryA SetFileTime CloseHandle GlobalFree lstrcmpA ExpandEnvironmentStringsA GetExitCodeProcess GlobalAlloc WaitForSingleObject ExitProcess GetWindowsDirectoryA 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