shedfam[.]exe | Triage™

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General

Target
shedfam.exe
Size 880KB
Sample221129-rhaz8aff82
SHA256 c9cf9f0fa6980019aa3a93b9b25ca2cf14cfad4b4afef12d43a20ece34d2093b
MD5 c0a85d86855b257b25572aa7d9d90381
SHA1 ea5ce824d225c0df297586a2c6621aea5ab8584b
SHA512 373c768311b5385bb45c0558a1bc112c5c8b4d9cceeb5fa41577a5a4f3a936aff6745bf0d6ac3fdc84a17d3eb518cce5d1e4744cdfe64cd35e4478a8693fd11a
SSDEEP 12288:Avy7P+vzXkpdeYfU+Ey0LOPmEBrNU4jMmrKJVNwysiebm4M4qXftsFf:yAmvgeYc+EAPmEVNSmObWy7eCn4OtsFf
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

shedfam.exe

.exe 880KB

shedfam.exe

IMPHASH ab6770b0a8635b9d92a5838920cfe770
SHA256 c9cf9f0fa6980019aa3a93b9b25ca2cf14cfad4b4afef12d43a20ece34d2093b
MD5 c0a85d86855b257b25572aa7d9d90381
SHA1 ea5ce824d225c0df297586a2c6621aea5ab8584b
SHA512 373c768311b5385bb45c0558a1bc112c5c8b4d9cceeb5fa41577a5a4f3a936aff6745bf0d6ac3fdc84a17d3eb518cce5d1e4744cdfe64cd35e4478a8693fd11a
SSDEEP 12288:Avy7P+vzXkpdeYfU+Ey0LOPmEBrNU4jMmrKJVNwysiebm4M4qXftsFf:yAmvgeYc+EAPmEVNSmObWy7eCn4OtsFf
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