blackmoon | 3a55041887c1b9a668087e4d36171162d6370a6b12176a121f491a3c9689d927

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23-05-2024 18:27

240523-w3r7fsbh23 10

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General

Target

3a55041887c1b9a668087e4d36171162d6370a6b12176a121f491a3c9689d927
Size

4.5MB
MD5

c92e7af912704761a33d763fe1244c5d
SHA1

b20b0e4e061f2fd4088036f5f6138cee5019624a
SHA256

3a55041887c1b9a668087e4d36171162d6370a6b12176a121f491a3c9689d927
SHA512

53771164320add74fab50d0e550a19e6aa2c45d2bfcf90fdf08cd3318e8303076134f7c4b06c0b96782292382ac80c6b85d1873791dc159790b68650d1016db9
SSDEEP

49152:xNIlBFEedDqnroHO8wOZHOlvbuambSIN+6a9AknH:xNI7cnsHtvZHUbmb/+TK

Score

10^/10

blackmoon

Malware Config

Signatures

Blackmoon family
blackmoon
Detect Blackmoon payload 1 IoCs

Processes:

resource yara_rule

sample family_blackmoon

resource	yara_rule
sample	family_blackmoon

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
3a55041887c1b9a668087e4d36171162d6370a6b12176a121f491a3c9689d927

Files

3a55041887c1b9a668087e4d36171162d6370a6b12176a121f491a3c9689d927
.exe windows:4 windows x86 arch:x86

689b5e19cce2419fe4d50b80cb7f20ce

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Imports

oleaut32

SysFreeString
SysReAllocStringLen
SysAllocStringLen
GetErrorInfo
SysFreeString
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopy
VariantClear
VariantInit

advapi32

RegQueryValueExA
RegOpenKeyExA
RegCloseKey
RegSetValueExA
RegQueryValueExA
RegOpenKeyExA
RegOpenKeyA
RegFlushKey
RegEnumKeyA
RegCreateKeyExA
RegCloseKey

user32

GetKeyboardType
DestroyWindow
LoadStringA
MessageBoxA
CharNextA
CreateWindowExA
WindowFromPoint
WaitMessage
UpdateWindow
UnregisterClassA
UnhookWindowsHookEx
TranslateMessage
TranslateMDISysAccel
TrackPopupMenu
SystemParametersInfoA
ShowWindow
ShowScrollBar
ShowOwnedPopups
SetWindowRgn
SetWindowsHookExA
SetWindowTextA
SetWindowPos
SetWindowPlacement
SetWindowLongW
SetWindowLongA
SetTimer
SetScrollRange
SetScrollPos
SetScrollInfo
SetRect
SetPropA
SetParent
SetMenuItemInfoA
SetMenu
SetForegroundWindow
SetFocus
SetCursor
SetClassLongA
SetCapture
SetActiveWindow
SendMessageW
SendMessageA
SendDlgItemMessageA
ScrollWindow
ScreenToClient
RemovePropA
RemoveMenu
ReleaseDC
ReleaseCapture
RegisterWindowMessageA
RegisterClipboardFormatA
RegisterClassA
RedrawWindow
PtInRect
PostQuitMessage
PostMessageA
PeekMessageW
PeekMessageA
OffsetRect
OemToCharA
MsgWaitForMultipleObjects
MoveWindow
MessageBoxW
MessageBoxA
MapWindowPoints
MapVirtualKeyA
LoadStringA
LoadKeyboardLayoutA
LoadIconA
LoadCursorA
LoadBitmapA
KillTimer
IsZoomed
IsWindowVisible
IsWindowUnicode
IsWindowEnabled
IsWindow
IsRectEmpty
IsIconic
IsDialogMessageW
IsDialogMessageA
IsChild
InvalidateRect
IntersectRect
InsertMenuItemA
InsertMenuA
InflateRect
GetWindowThreadProcessId
GetWindowTextLengthA
GetWindowTextA
GetWindowRect
GetWindowPlacement
GetWindowLongW
GetWindowLongA
GetWindowDC
GetTopWindow
GetSystemMetrics
GetSystemMenu
GetSysColorBrush
GetSysColor
GetSubMenu
GetScrollRange
GetScrollPos
GetScrollInfo
GetPropA
GetParent
GetWindow
GetMessagePos
GetMenuStringA
GetMenuState
GetMenuItemInfoA
GetMenuItemID
GetMenuItemCount
GetMenu
GetLastActivePopup
GetKeyboardState
GetKeyboardLayoutNameA
GetKeyboardLayoutList
GetKeyboardLayout
GetKeyState
GetKeyNameTextA
GetIconInfo
GetForegroundWindow
GetFocus
GetDlgItem
GetDesktopWindow
GetDCEx
GetDC
GetCursorPos
GetCursor
GetClientRect
GetClassNameA
GetClassLongA
GetClassInfoA
GetCapture
GetActiveWindow
FrameRect
FindWindowExA
FindWindowA
FillRect
EqualRect
EnumWindows
EnumThreadWindows
EnumChildWindows
EndPaint
EndDialog
EnableWindow
EnableScrollBar
EnableMenuItem
DrawTextA
DrawMenuBar
DrawIconEx
DrawIcon
DrawFrameControl
DrawEdge
DispatchMessageW
DispatchMessageA
DialogBoxParamA
DestroyWindow
DestroyMenu
DestroyIcon
DestroyCursor
DeleteMenu
DefWindowProcA
DefMDIChildProcA
DefFrameProcA
CreatePopupMenu
CreateMenu
CreateIcon
ClientToScreen
CheckMenuItem
CallWindowProcA
CallNextHookEx
BeginPaint
CharNextA
CharLowerA
CharUpperBuffA
CharToOemA
AdjustWindowRectEx
ActivateKeyboardLayout

kernel32

GetACP
Sleep
VirtualFree
VirtualAlloc
GetTickCount
QueryPerformanceCounter
GetCurrentThreadId
InterlockedDecrement
InterlockedIncrement
VirtualQuery
WideCharToMultiByte
SetCurrentDirectoryA
MultiByteToWideChar
lstrlenA
lstrcpynA
LoadLibraryExA
GetThreadLocale
GetStartupInfoA
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLastError
GetCurrentDirectoryA
GetCommandLineA
FreeLibrary
FindFirstFileA
FindClose
ExitProcess
CreateThread
CompareStringA
WriteFile
UnhandledExceptionFilter
SetFilePointer
SetEndOfFile
RtlUnwind
ReadFile
RaiseException
GetStdHandle
GetFileSize
GetFileType
CreateFileA
CloseHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
lstrlenA
lstrcpyA
lstrcmpiA
lstrcmpA
lstrcatA
WriteProcessMemory
WriteFile
WinExec
WaitForSingleObject
WaitForMultipleObjects
VirtualQuery
VirtualProtect
VirtualFreeEx
VirtualFree
VirtualAllocEx
VirtualAlloc
UnmapViewOfFile
TryEnterCriticalSection
TerminateThread
TerminateProcess
Sleep
SizeofResource
SetThreadLocale
SetProcessWorkingSetSize
SetProcessAffinityMask
SetLastError
SetFilePointer
SetFileAttributesW
SetFileAttributesA
SetEvent
SetErrorMode
SetEndOfFile
ResumeThread
ResetEvent
RemoveDirectoryA
ReadProcessMemory
ReadFile
OpenProcess
OpenFile
MultiByteToWideChar
MulDiv
MoveFileW
MoveFileA
MapViewOfFile
LockResource
LocalFree
LoadResource
LoadLibraryExA
LoadLibraryA
LeaveCriticalSection
InitializeCriticalSection
HeapFree
HeapAlloc
GlobalUnlock
GlobalLock
GlobalFree
GlobalFindAtomA
GlobalDeleteAtom
GlobalAddAtomA
GetWindowsDirectoryA
GetVersionExA
GetVersion
GetTimeFormatA
GetTickCount
GetThreadLocale
GetSystemDirectoryA
GetStdHandle
GetShortPathNameA
GetProcessHeap
GetProcessAffinityMask
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLocalTime
GetLastError
GetFullPathNameA
GetFileTime
GetFileSize
GetFileAttributesA
GetExitCodeThread
GetDriveTypeA
GetDiskFreeSpaceA
GetDateFormatA
GetCurrentThreadId
GetCurrentProcessId
GetCurrentProcess
GetComputerNameA
GetCPInfo
FreeResource
InterlockedExchangeAdd
InterlockedExchange
FreeLibrary
FormatMessageA
FlushViewOfFile
FindResourceA
FindNextFileA
FindFirstFileA
FindClose
FileTimeToLocalFileTime
FileTimeToDosDateTime
EnumCalendarInfoA
EnterCriticalSection
DeleteFileW
DeleteFileA
DeleteCriticalSection
CreateThread
CreateProcessA
CreateFileMappingA
CreateFileW
CreateFileA
CreateEventA
CreateDirectoryA
CopyFileA
CompareStringA
CloseHandle
Sleep
Module32Next
Module32First
GetProcessId
Process32Next
Process32First
CreateToolhelp32Snapshot

gdi32

UnrealizeObject
TextOutA
StretchBlt
SetWindowOrgEx
SetViewportOrgEx
SetTextColor
SetStretchBltMode
SetROP2
SetPixel
SetDIBColorTable
SetBrushOrgEx
SetBkMode
SetBkColor
SelectPalette
SelectObject
SaveDC
RestoreDC
Rectangle
RectVisible
RealizePalette
PathToRegion
PatBlt
MoveToEx
MaskBlt
LineTo
IntersectClipRect
GetWindowOrgEx
GetTextMetricsA
GetTextExtentPoint32A
GetSystemPaletteEntries
GetStockObject
GetRgnBox
GetPixel
GetPaletteEntries
GetObjectA
GetDeviceCaps
GetDIBits
GetDIBColorTable
GetDCOrgEx
GetCurrentPositionEx
GetClipBox
GetBrushOrgEx
GetBitmapBits
ExcludeClipRect
EndPath
DeleteObject
DeleteDC
CreateSolidBrush
CreatePenIndirect
CreatePen
CreatePalette
CreateHalftonePalette
CreateFontIndirectA
CreateFontA
CreateDIBitmap
CreateDIBSection
CreateCompatibleDC
CreateCompatibleBitmap
CreateBrushIndirect
CreateBitmap
CloseFigure
BitBlt
BeginPath

version

VerQueryValueA
GetFileVersionInfoSizeA
GetFileVersionInfoA

ole32

CoTaskMemFree
StringFromCLSID
CoCreateInstance
CoUninitialize
CoInitialize
CoInitialize
CoUninitialize
CoInitialize
CoCreateInstance
OleInitialize

shell32

ShellExecuteExW
SHGetSpecialFolderLocation
SHGetPathFromIDListA
ShellExecuteA
ShellExecuteA

comctl32

_TrackMouseEvent
ImageList_SetIconSize
ImageList_GetIconSize
ImageList_Write
ImageList_Read
ImageList_DragShowNolock
ImageList_DragMove
ImageList_DragLeave
ImageList_DragEnter
ImageList_EndDrag
ImageList_BeginDrag
ImageList_Remove
ImageList_DrawEx
ImageList_Draw
ImageList_GetBkColor
ImageList_SetBkColor
ImageList_Add
ImageList_SetImageCount
ImageList_GetImageCount
ImageList_Destroy
ImageList_Create

Sections

.text
Size: 545KB - Virtual size: 545KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 31KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 56B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 35KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 369KB - Virtual size: 372KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.test
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_MEM_EXECUTE

Resubmissions

Sharing

General

Malware Config

Signatures

Files

689b5e19cce2419fe4d50b80cb7f20ce

Headers

File Characteristics

Imports

oleaut32

advapi32

user32

kernel32

gdi32

version

ole32

shell32

comctl32

Sections

.text Size: 545KB - Virtual size: 545KB

.itext Size: 6KB - Virtual size: 6KB

.data Size: 1.7MB - Virtual size: 1.7MB

.bss Size: - Virtual size: 31KB

.idata Size: 13KB - Virtual size: 12KB

.tls Size: - Virtual size: 56B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 35KB - Virtual size: 35KB

.rsrc Size: 369KB - Virtual size: 372KB

.test Size: 1.9MB - Virtual size: 1.9MB

.text
Size: 545KB - Virtual size: 545KB

.itext
Size: 6KB - Virtual size: 6KB

.data
Size: 1.7MB - Virtual size: 1.7MB

.bss
Size: - Virtual size: 31KB

.idata
Size: 13KB - Virtual size: 12KB

.tls
Size: - Virtual size: 56B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 35KB - Virtual size: 35KB

.rsrc
Size: 369KB - Virtual size: 372KB

.test
Size: 1.9MB - Virtual size: 1.9MB