Loo13[.]exe[.]vir

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General

Target

Loo13.exe.vir
Size

11.3MB
MD5

e574b69393efbeb9345d13d5980264b0
SHA1

817221dc91fa8c0ed357388b6a8ed08e064aaa03
SHA256

8beb0b45ed66abccc2d5d55fe6a5bf408ebd4302c5c6d721a77241867bede4fa
SHA512

e01eb9a5457df07403aa1a469eedae700dd0871e3cf0a916ebc0a7222d40437b6e9a4b3279f46ed60d8c3bc608fd995a9c8b760828483708fb1436ae18f73b1e
SSDEEP

6144:jINKmVEa9IpeqXLOS9mphKzqNnC3xvgKWSKMdq9XgXmh:eKmVCXLOVpjhCBvgKW/X9Xg

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Loo13.exe.vir

Files

Loo13.exe.vir
.exe windows:4 windows x86 arch:x86

892e977415bc236962b5fa0d14c13f1f

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

HeapCreate
VirtualFree
IsBadWritePtr
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
HeapDestroy
IsBadReadPtr
IsBadCodePtr
CompareStringA
CompareStringW
SetEnvironmentVariableA
GetVersionExA
GetProfileStringA
GetEnvironmentVariableA
GetTimeZoneInformation
GetFileType
SetStdHandle
GetACP
HeapReAlloc
HeapSize
TerminateProcess
ExitProcess
GetCommandLineA
GetStartupInfoA
RaiseException
HeapAlloc
HeapFree
RtlUnwind
GetTickCount
FileTimeToLocalFileTime
FileTimeToSystemTime
SystemTimeToFileTime
LocalFileTimeToFileTime
GetFileSize
GetShortPathNameA
GetThreadLocale
GetStringTypeExA
GetVolumeInformationA
DeleteFileA
MoveFileA
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
SetFilePointer
WriteFile
ReadFile
CreateFileA
GetCurrentProcess
DuplicateHandle
FindFirstFileA
FindClose
GetCurrentDirectoryA
SizeofResource
GetOEMCP
GetCPInfo
GetProcessVersion
GlobalFlags
TlsGetValue
LocalReAlloc
TlsSetValue
GlobalReAlloc
GlobalHandle
TlsAlloc
GetDiskFreeSpaceA
GetFileTime
SetFileTime
GetFullPathNameA
GetTempFileNameA
GetFileAttributesA
WritePrivateProfileStringA
GetPrivateProfileStringA
GetPrivateProfileIntA
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSection
LocalAlloc
EnterCriticalSection
FormatMessageA
LocalFree
GetLastError
WaitForSingleObject
CloseHandle
GetModuleFileNameA
GlobalAlloc
GetCurrentThread
lstrcmpA
GlobalFree
GlobalLock
GlobalUnlock
SetLastError
MultiByteToWideChar
WideCharToMultiByte
lstrlenA
InterlockedDecrement
InterlockedIncrement
lstrcpynA
MulDiv
LoadLibraryA
FreeLibrary
FindResourceA
LoadResource
LockResource
GetVersion
lstrcatA
GetCurrentThreadId
GlobalGetAtomNameA
lstrcmpiA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
lstrcpyA
GetModuleHandleA
GetProcAddress
VirtualAlloc

user32

InvertRect
GetDCEx
LockWindowUpdate
RegisterClipboardFormatA
PostThreadMessageA
PostQuitMessage
EndDialog
GetActiveWindow
CreateDialogIndirectParamA
GrayStringA
DrawTextA
TabbedTextOutA
EndPaint
BeginPaint
GetWindowDC
ClientToScreen
GetDC
ReleaseDC
GetMenuCheckMarkDimensions
LoadBitmapA
GetMenuState
ModifyMenuA
SetMenuItemBitmaps
CheckMenuItem
EnableMenuItem
GetNextDlgTabItem
IsWindowEnabled
ShowWindow
MoveWindow
SetWindowTextA
IsDialogMessageA
SetDlgItemTextA
PostMessageA
SendDlgItemMessageA
MapWindowPoints
PeekMessageA
DispatchMessageA
GetFocus
SetActiveWindow
IsWindow
SetFocus
AdjustWindowRectEx
ScreenToClient
EqualRect
DeferWindowPos
GetClientRect
BeginDeferWindowPos
EndDeferWindowPos
IsWindowVisible
ScrollWindow
GetScrollInfo
SetScrollInfo
ShowScrollBar
GetScrollRange
SetScrollRange
SetCapture
SetScrollPos
GetTopWindow
IsChild
GetParent
GetCapture
WinHelpA
wsprintfA
GetClassInfoA
RegisterClassA
GetMenu
GetMenuItemCount
GetSubMenu
GetMenuItemID
GetDlgItem
GetWindowTextLengthA
GetWindowTextA
GetDlgCtrlID
GetKeyState
DestroyWindow
CreateWindowExA
SetWindowsHookExA
CallNextHookEx
GetClassLongA
SetPropA
UnhookWindowsHookEx
GetPropA
CallWindowProcA
RemovePropA
DefWindowProcA
GetMessageTime
GetMessagePos
GetLastActivePopup
GetForegroundWindow
SetForegroundWindow
GetWindow
GetWindowLongA
SetWindowLongA
SetWindowPos
RegisterWindowMessageA
IntersectRect
SetMenu
GetSysColor
HideCaret
ShowCaret
ExcludeUpdateRgn
DrawFocusRect
DefDlgProcA
IsWindowUnicode
OffsetRect
DestroyIcon
CharUpperA
SystemParametersInfoA
IsIconic
GetWindowPlacement
GetSystemMetrics
UpdateWindow
MessageBoxA
EnableWindow
GetWindowRect
GetCursorPos
PtInRect
KillTimer
SendMessageA
SetTimer
CopyRect
LoadIconA
GetTabbedTextExtentA
FindWindowA
MessageBeep
GetNextDlgGroupItem
CharNextA
CopyAcceleratorTableA
InflateRect
DrawIcon
GetMenuStringA
InsertMenuA
LoadStringA
GetSysColorBrush
GetClassNameA
WindowFromPoint
GetSystemMenu
DeleteMenu
AppendMenuA
IsRectEmpty
SetParent
IsZoomed
BringWindowToTop
UnpackDDElParam
ReuseDDElParam
ShowOwnedPopups
LoadMenuA
DestroyMenu
ReleaseCapture
TranslateAcceleratorA
LoadAcceleratorsA
SetRectEmpty
InvalidateRect
FillRect
SetRect
LoadCursorA
DestroyCursor
MapDialogRect
SetWindowContextHelpId
GetDesktopWindow
GetMessageA
TranslateMessage
ValidateRect
GetScrollPos
SetCursor

gdi32

DPtoLP
DeleteDC
StartDocA
SaveDC
RestoreDC
SelectObject
GetStockObject
SetBkMode
SetPolyFillMode
SetROP2
SetStretchBltMode
SetMapMode
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowOrgEx
SetWindowExtEx
ScaleWindowExtEx
SelectClipRgn
ExcludeClipRect
IntersectClipRect
MoveToEx
LineTo
SetTextAlign
GetCurrentPositionEx
CreateFontIndirectA
GetViewportExtEx
GetWindowExtEx
CreatePen
CreateSolidBrush
PtVisible
RectVisible
TextOutA
Escape
Rectangle
GetViewportOrgEx
AbortDoc
EndDoc
EndPage
StartPage
SetAbortProc
CreateDCA
StretchDIBits
CreateCompatibleDC
CreateCompatibleBitmap
GetCharWidthA
CreateFontA
GetTextExtentPoint32A
GetTextMetricsA
GetTextColor
GetBkColor
LPtoDP
GetNearestColor
GetStretchBltMode
GetPolyFillMode
GetTextAlign
GetBkMode
GetROP2
GetTextFaceA
GetWindowOrgEx
BitBlt
ExtTextOutA
CreateRectRgnIndirect
CreateRectRgn
CombineRgn
SetRectRgn
PatBlt
CreatePatternBrush
DeleteObject
GetMapMode
GetDeviceCaps
CreateBitmap
GetObjectA
SetBkColor
SetTextColor
GetClipBox
CreateDIBitmap
GetTextExtentPointA

comdlg32

CommDlgExtendedError
GetSaveFileNameA
GetFileTitleA
PrintDlgA
GetOpenFileNameA

winspool.drv

DocumentPropertiesA
ClosePrinter
OpenPrinterA

advapi32

RegQueryValueExA
RegSetValueA
RegCreateKeyA
GetFileSecurityA
SetFileSecurityA
RegDeleteValueA
RegSetValueExA
RegQueryValueA
RegOpenKeyExA
RegCreateKeyExA
RegDeleteKeyA
RegOpenKeyA
RegEnumKeyA
RegCloseKey

shell32

SHGetFileInfoA
DragQueryFileA
DragFinish
ExtractIconA

comctl32

ord17

oledlg

ord8

ole32

CLSIDFromProgID
CLSIDFromString
CoGetClassObject
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal
CoTaskMemFree
CoTaskMemAlloc
OleInitialize
OleUninitialize
CoFreeUnusedLibraries
CoRegisterMessageFilter
CoRevokeClassObject
OleFlushClipboard
OleIsCurrentClipboard

olepro32

ord253

oleaut32

SysFreeString
SysAllocStringLen
VariantClear
VariantTimeToSystemTime
VariantCopy
VariantChangeType
SysAllocString
SysAllocStringByteLen
SysStringLen

wininet

InternetOpenUrlA
InternetWriteFile
InternetSetFilePointer
InternetSetStatusCallback
InternetSetOptionExA
InternetCloseHandle
InternetOpenA
InternetGetLastResponseInfoA
HttpQueryInfoA
InternetQueryDataAvailable
InternetQueryOptionA
InternetCanonicalizeUrlA
InternetCrackUrlA
InternetReadFile

Sections

.text
Size: 232KB - Virtual size: 230KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 60KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 11.0MB - Virtual size: 11.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

892e977415bc236962b5fa0d14c13f1f

Headers

File Characteristics

Imports

kernel32

user32

gdi32

comdlg32

winspool.drv

advapi32

shell32

comctl32

oledlg

ole32

olepro32

oleaut32

wininet

Sections

.text Size: 232KB - Virtual size: 230KB

.rdata Size: 60KB - Virtual size: 59KB

.data Size: 11.0MB - Virtual size: 11.0MB

.rsrc Size: 28KB - Virtual size: 25KB

.text
Size: 232KB - Virtual size: 230KB

.rdata
Size: 60KB - Virtual size: 59KB

.data
Size: 11.0MB - Virtual size: 11.0MB

.rsrc
Size: 28KB - Virtual size: 25KB