YJ_LR[.]exe | Triage

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General

Target

YJ_LR.exe
Size

5.9MB
MD5

6fff61ef29dcbb4bec314afc35187fb2
SHA1

33d6985c609331640e902b1050787a1d275e3f2e
SHA256

f7f46a2f9692499e2e47897c82e1f85d42a4b293d6bca10e722257736d9ea924
SHA512

84c87debcc0755241d52333e2b0934440b302ecd82ba6aaef1e5b05cf0de69372ddab001fc919d5518dc59b76425b5cf6b264296f8f6952f40ae9c277bd5ac2c
SSDEEP

49152:PA5YLnpChgBejhlz3fk4B5mWxqfY9njITZaqdwk0c05HGiJsni:aqnpChg49lz8lfYZIYqdwkLcHHG

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
YJ_LR.exe

Files

YJ_LR.exe
.dll windows:4 windows x86 arch:x86

5326297b44a26eeeca8c979c3b425bd3

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

rasapi32

RasHangUpA
RasGetConnectStatusA

winmm

midiStreamStop
waveOutUnprepareHeader
waveOutPrepareHeader
waveOutWrite
waveOutPause
waveOutReset
waveOutClose
waveOutGetNumDevs
waveOutOpen
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiStreamOpen
midiStreamClose
midiStreamRestart
midiOutReset
midiOutUnprepareHeader

ws2_32

WSAAsyncSelect
closesocket
send
select
WSACleanup
WSAStartup
gethostbyname
inet_ntoa
accept
getpeername
recv
ioctlsocket
recvfrom

kernel32

MultiByteToWideChar
GetVersion
InterlockedIncrement
InterlockedDecrement
GetSystemInfo
IsProcessorFeaturePresent
lstrcmpiA
TerminateProcess
GetCurrentProcess
GetFileSize
SetFilePointer
GetSystemDirectoryA
WideCharToMultiByte
FileTimeToSystemTime
SetLastError
GetTimeZoneInformation
CreateSemaphoreA
InterlockedExchange
IsBadCodePtr
IsBadReadPtr
CompareStringW
CompareStringA
GetStringTypeW
GetStringTypeA
SetUnhandledExceptionFilter
IsBadWritePtr
VirtualAlloc
LCMapStringW
LCMapStringA
SetEnvironmentVariableA
VirtualFree
HeapCreate
HeapDestroy
GetEnvironmentVariableA
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetStartupInfoA
GetStdHandle
SetHandleCount
GetFileType
SetStdHandle
GetACP
HeapSize
RaiseException
GetLocalTime
GetSystemTime
RtlUnwind
GetOEMCP
GetCPInfo
GetProcessVersion
SetErrorMode
GlobalFlags
GetCurrentThread
GetFileTime
TlsGetValue
LocalReAlloc
TlsSetValue
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
GetThreadLocale
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
DuplicateHandle
lstrcpynA
FileTimeToLocalFileTime
FormatMessageA
LocalFree
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
GetModuleFileNameA
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
GetPrivateProfileSectionNamesA
WritePrivateProfileStringA
GetPrivateProfileStringA
CreateThread
CreateEventA
Sleep
ExpandEnvironmentStringsA
GlobalAlloc
GlobalLock
GlobalUnlock
FindFirstFileA
FindClose
SetFileAttributesA
GetFileAttributesA
DeleteFileA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
WaitForSingleObject
CloseHandle

user32

wsprintfA
CloseClipboard
GetClipboardData
OpenClipboard
SetClipboardData
EmptyClipboard
GetSystemMetrics
GetCursorPos
MessageBoxA
MessageBeep
SetWindowPos
SendMessageA
DestroyCursor
GetWindowTextA
GetDlgItem
FindWindowA
GetClassNameA
GetDesktopWindow
UnregisterHotKey
RegisterHotKey
CreateWindowExA
CallWindowProcA
SetWindowTextA
LoadIconA
TranslateMessage
DrawFrameControl
DrawEdge
DrawFocusRect
WindowFromPoint
GetMessageA
DispatchMessageA
SetRectEmpty
RegisterClipboardFormatA
CreateIconFromResourceEx
CreateIconFromResource
DrawIconEx
CreatePopupMenu
AppendMenuA
ModifyMenuA
SetParent
IsWindow
PostThreadMessageA
GetNextDlgGroupItem
MapDialogRect
SetWindowContextHelpId
CharNextA
GetSysColorBrush
LoadStringA
UnregisterClassA
GetMenuCheckMarkDimensions
GetMenuState
SetMenuItemBitmaps
CheckMenuItem
MoveWindow
IsDialogMessageA
ScrollWindowEx
SendDlgItemMessageA
MapWindowPoints
AdjustWindowRectEx
ScrollWindow
GetScrollInfo
SetScrollInfo
ShowScrollBar
GetScrollPos
RegisterClassA
GetMenuItemCount
GetMenuItemID
CreateMenu
CreateAcceleratorTableA
GetDlgCtrlID
GetSubMenu
EnableMenuItem
ClientToScreen
EnumDisplaySettingsA
LoadImageA
SystemParametersInfoA
ShowWindow
IsWindowEnabled
TranslateAcceleratorA
GetKeyState
CopyAcceleratorTableA
PostQuitMessage
IsZoomed
GetClassInfoA
DefWindowProcA
GetSystemMenu
DeleteMenu
GetMenu
SetMenu
PeekMessageA
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
ReleaseCapture
GetCapture
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
SetRect
InflateRect
IntersectRect
DestroyIcon
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
SetCursorPos
LoadCursorA
SetCursor
GetDC
FillRect
IsRectEmpty
ReleaseDC
IsChild
TrackPopupMenu
DestroyMenu
SetForegroundWindow
GetWindowRect
EqualRect
UpdateWindow
ValidateRect
InvalidateRect
GetClientRect
GetFocus
GetParent
GetTopWindow
PostMessageA
GetWindowTextLengthA
CharUpperA
GetWindowDC
BeginPaint
EndPaint
TabbedTextOutA
DrawTextA
GrayStringA
DestroyWindow
CreateDialogIndirectParamA
EndDialog
GetNextDlgTabItem
GetWindowPlacement
RegisterWindowMessageA
GetForegroundWindow
GetLastActivePopup
GetMessageTime
RemovePropA
GetPropA
UnhookWindowsHookEx
SetPropA
GetClassLongA
CallNextHookEx
SetWindowsHookExA

gdi32

ExtSelectClipRgn
LineTo
MoveToEx
SelectPalette
RealizePalette
GetDIBits
GetWindowExtEx
GetViewportOrgEx
GetWindowOrgEx
BeginPath
PathToRegion
CreateEllipticRgn
CreateRoundRectRgn
GetTextColor
GetBkMode
GetBkColor
GetROP2
GetStretchBltMode
GetPolyFillMode
CreateCompatibleBitmap
CreateDCA
CreateBitmap
SelectObject
CreatePen
PatBlt
CombineRgn
CreateRectRgn
FillRgn
CreateSolidBrush
CreateFontIndirectA
GetStockObject
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
CreatePolygonRgn
GetClipRgn
SetStretchBltMode
CreateRectRgnIndirect
SetBkColor
CreateFontA
TranslateCharsetInfo
GetViewportExtEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
GetTextMetricsA
GetMapMode
StretchBlt
CreatePalette
GetSystemPaletteEntries
CreateDIBitmap
DeleteObject
EndPath
SaveDC
RestoreDC
SetBkMode
SetPolyFillMode
SetROP2
SetTextColor
SetMapMode
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowOrgEx
SetWindowExtEx
ScaleWindowExtEx
GetClipBox
ExcludeClipRect
SelectClipRgn

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegCreateKeyExA
RegOpenKeyA
RegCloseKey
RegQueryValueExA
RegOpenKeyExA
RegQueryValueA
RegSetValueExA

shell32

ShellExecuteA
Shell_NotifyIconA
DragAcceptFiles
DragFinish
DragQueryFileA

ole32

CoGetClassObject
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal
CoFreeUnusedLibraries
CoRegisterMessageFilter
CoRevokeClassObject
CoDisconnectObject
OleIsCurrentClipboard
RegisterDragDrop
RevokeDragDrop
ReleaseStgMedium
CoTaskMemFree
CoTaskMemAlloc
CLSIDFromProgID
OleInitialize
OleUninitialize
CLSIDFromString
CoCreateInstance
OleRun
OleFlushClipboard

oleaut32

OleCreateFontIndirect
UnRegisterTypeLi
SysFreeString
SafeArrayGetElemsize
SysAllocStringByteLen
VariantInit
VariantCopyInd
SafeArrayGetElement
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayGetDim
LoadTypeLi
SafeArrayGetUBound
VariantTimeToSystemTime
VariantChangeType
VariantClear
VariantCopy
SysAllocStringLen
LHashValOfNameSys
RegisterTypeLi
SafeArrayPutElement
SafeArrayCreate
SafeArrayDestroy
SafeArrayGetLBound
SysStringLen
SysAllocString

comctl32

ImageList_Read
ord17
ImageList_EndDrag
ImageList_Duplicate
ImageList_DragShowNolock
ImageList_DragMove
ImageList_DragLeave
ImageList_DragEnter
ImageList_Destroy
ImageList_Create
ImageList_BeginDrag
ImageList_Add
ImageList_SetBkColor
ImageList_GetImageCount
ImageList_GetIcon

oledlg

ord8

wininet

InternetCloseHandle

wldap32

ord29

comdlg32

ChooseColorA
GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA

Exports

Exports

SHL_
��ں��

Sections

.text
Size: 4.3MB - Virtual size: 4.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 148KB - Virtual size: 385KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 24KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 248KB - Virtual size: 245KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5326297b44a26eeeca8c979c3b425bd3

Headers

File Characteristics

Imports

rasapi32

winmm

ws2_32

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

oledlg

wininet

wldap32

comdlg32

Exports

Exports

Sections

.text Size: 4.3MB - Virtual size: 4.3MB

.rdata Size: 1.2MB - Virtual size: 1.2MB

.data Size: 148KB - Virtual size: 385KB

.rsrc Size: 24KB - Virtual size: 22KB

.reloc Size: 248KB - Virtual size: 245KB

.text
Size: 4.3MB - Virtual size: 4.3MB

.rdata
Size: 1.2MB - Virtual size: 1.2MB

.data
Size: 148KB - Virtual size: 385KB

.rsrc
Size: 24KB - Virtual size: 22KB

.reloc
Size: 248KB - Virtual size: 245KB