Report - winap.exe

NSIS UPX Malicious Library PE File PE32 DLL
ScreenShot
Created 2023.07.14 10:07 Machine s1_win7_x6403
Filename winap.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
AI Score
5
Behavior Score
3.2
ZERO API file : clean
VT API (file) 7 detected (AIDetectMalware, malicious, high confidence, score, Makoob, NsisInject, yngiy, Wacatac)
md5 cc91f7eb62a5019c1d0d5e718f68e555
sha256 ec8b3de1457da737eb314ce05352d79a445db7bf97ab49d4ebdc5acc8c189fad
ssdeep 6144:mQ606xBwuSRDF2FXbmXzMT4teeBWHYpePla7v/zaKHXsSESoUxmwCgCLAFs+DYJw:J1/2FX6XzMT47kPg7HJxx5xFsKK+p
imphash b34f154ec913d2d2c435cbd644e91687
impfuzzy 48:JBeZv2GaOIzYArO8Altkz+eOxHALlla/5LRFzn7+P9KQJ45EQl/KAEowrSv0WbXy:n+v3aVz0H1Wx94pKsU
  Network IP location

Signature (9cnts)

Level Description
watch Tries to unhook Windows functions monitored by Cuckoo
notice Allocates read-write-execute memory (usually to unpack itself)
notice Creates executable files on the filesystem
notice Drops an executable to the user AppData folder
notice File has been identified by 7 AntiVirus engines on VirusTotal as malicious
notice Queries for potentially installed applications
info Checks amount of memory in system
info One or more processes crashed
info The executable contains unknown PE section names indicative of a packer (could be a false positive)

Rules (8cnts)

Level Name Description Collection
warning NSIS_Installer Null Soft Installer binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsDLL (no description) binaries (download)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

KERNEL32.dll
 0x408070 SetEnvironmentVariableW
 0x408074 SetFileAttributesW
 0x408078 Sleep
 0x40807c GetTickCount
 0x408080 GetFileSize
 0x408084 GetModuleFileNameW
 0x408088 GetCurrentProcess
 0x40808c CopyFileW
 0x408090 SetCurrentDirectoryW
 0x408094 GetFileAttributesW
 0x408098 GetWindowsDirectoryW
 0x40809c GetTempPathW
 0x4080a0 GetCommandLineW
 0x4080a4 GetVersion
 0x4080a8 SetErrorMode
 0x4080ac lstrlenW
 0x4080b0 lstrcpynW
 0x4080b4 GetDiskFreeSpaceW
 0x4080b8 ExitProcess
 0x4080bc GetShortPathNameW
 0x4080c0 CreateThread
 0x4080c4 GetLastError
 0x4080c8 CreateDirectoryW
 0x4080cc CreateProcessW
 0x4080d0 RemoveDirectoryW
 0x4080d4 lstrcmpiA
 0x4080d8 CreateFileW
 0x4080dc GetTempFileNameW
 0x4080e0 WriteFile
 0x4080e4 lstrcpyA
 0x4080e8 MoveFileExW
 0x4080ec lstrcatW
 0x4080f0 GetSystemDirectoryW
 0x4080f4 GetProcAddress
 0x4080f8 GetModuleHandleA
 0x4080fc GetExitCodeProcess
 0x408100 WaitForSingleObject
 0x408104 lstrcmpiW
 0x408108 MoveFileW
 0x40810c GetFullPathNameW
 0x408110 SetFileTime
 0x408114 SearchPathW
 0x408118 CompareFileTime
 0x40811c lstrcmpW
 0x408120 CloseHandle
 0x408124 ExpandEnvironmentStringsW
 0x408128 GlobalFree
 0x40812c GlobalLock
 0x408130 GlobalUnlock
 0x408134 GlobalAlloc
 0x408138 FindFirstFileW
 0x40813c FindNextFileW
 0x408140 DeleteFileW
 0x408144 SetFilePointer
 0x408148 ReadFile
 0x40814c FindClose
 0x408150 lstrlenA
 0x408154 MulDiv
 0x408158 MultiByteToWideChar
 0x40815c WideCharToMultiByte
 0x408160 GetPrivateProfileStringW
 0x408164 WritePrivateProfileStringW
 0x408168 FreeLibrary
 0x40816c LoadLibraryExW
 0x408170 GetModuleHandleW
USER32.dll
 0x408194 GetSystemMenu
 0x408198 SetClassLongW
 0x40819c EnableMenuItem
 0x4081a0 IsWindowEnabled
 0x4081a4 SetWindowPos
 0x4081a8 GetSysColor
 0x4081ac GetWindowLongW
 0x4081b0 SetCursor
 0x4081b4 LoadCursorW
 0x4081b8 CheckDlgButton
 0x4081bc GetMessagePos
 0x4081c0 LoadBitmapW
 0x4081c4 CallWindowProcW
 0x4081c8 IsWindowVisible
 0x4081cc CloseClipboard
 0x4081d0 SetClipboardData
 0x4081d4 EmptyClipboard
 0x4081d8 OpenClipboard
 0x4081dc ScreenToClient
 0x4081e0 GetWindowRect
 0x4081e4 GetDlgItem
 0x4081e8 GetSystemMetrics
 0x4081ec SetDlgItemTextW
 0x4081f0 GetDlgItemTextW
 0x4081f4 MessageBoxIndirectW
 0x4081f8 CharPrevW
 0x4081fc CharNextA
 0x408200 wsprintfA
 0x408204 DispatchMessageW
 0x408208 PeekMessageW
 0x40820c ReleaseDC
 0x408210 EnableWindow
 0x408214 InvalidateRect
 0x408218 SendMessageW
 0x40821c DefWindowProcW
 0x408220 BeginPaint
 0x408224 GetClientRect
 0x408228 FillRect
 0x40822c DrawTextW
 0x408230 EndDialog
 0x408234 RegisterClassW
 0x408238 SystemParametersInfoW
 0x40823c CreateWindowExW
 0x408240 GetClassInfoW
 0x408244 DialogBoxParamW
 0x408248 CharNextW
 0x40824c ExitWindowsEx
 0x408250 DestroyWindow
 0x408254 GetDC
 0x408258 SetTimer
 0x40825c SetWindowTextW
 0x408260 LoadImageW
 0x408264 SetForegroundWindow
 0x408268 ShowWindow
 0x40826c IsWindow
 0x408270 SetWindowLongW
 0x408274 FindWindowExW
 0x408278 TrackPopupMenu
 0x40827c AppendMenuW
 0x408280 CreatePopupMenu
 0x408284 EndPaint
 0x408288 CreateDialogParamW
 0x40828c SendMessageTimeoutW
 0x408290 wsprintfW
 0x408294 PostQuitMessage
GDI32.dll
 0x40804c SelectObject
 0x408050 SetBkMode
 0x408054 CreateFontIndirectW
 0x408058 SetTextColor
 0x40805c DeleteObject
 0x408060 GetDeviceCaps
 0x408064 CreateBrushIndirect
 0x408068 SetBkColor
SHELL32.dll
 0x408178 SHGetSpecialFolderLocation
 0x40817c ShellExecuteExW
 0x408180 SHGetPathFromIDListW
 0x408184 SHBrowseForFolderW
 0x408188 SHGetFileInfoW
 0x40818c SHFileOperationW
ADVAPI32.dll
 0x408000 AdjustTokenPrivileges
 0x408004 RegCreateKeyExW
 0x408008 RegOpenKeyExW
 0x40800c SetFileSecurityW
 0x408010 OpenProcessToken
 0x408014 LookupPrivilegeValueW
 0x408018 RegEnumValueW
 0x40801c RegDeleteKeyW
 0x408020 RegDeleteValueW
 0x408024 RegCloseKey
 0x408028 RegSetValueExW
 0x40802c RegQueryValueExW
 0x408030 RegEnumKeyW
COMCTL32.dll
 0x408038 ImageList_Create
 0x40803c ImageList_AddMasked
 0x408040 ImageList_Destroy
 0x408044 None
ole32.dll
 0x40829c OleUninitialize
 0x4082a0 OleInitialize
 0x4082a4 CoTaskMemFree
 0x4082a8 CoCreateInstance

EAT(Export Address Table) is none



Similarity measure (PE file only) - Checking for service failure