Static task
static1
Behavioral task
behavioral1
Sample
downloader.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
downloader.exe
Resource
win10v2004-20240802-en
General
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Target
09cb08880f970b894d871737b311460a_JaffaCakes118
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Size
35KB
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MD5
09cb08880f970b894d871737b311460a
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SHA1
c81322b77a25b72f1193c4aa407f7ebc23215099
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SHA256
bc93c87bae41eef4e2fd7ed3e5bb33c7ec87d7e800981c3fc1d8c41b8b056e37
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SHA512
e98b16c60b4537aa333a904f112feabb0fbc07292b7deca85525df4ec416f3ca7132e1d26b477c0f0c2b77ebc636f0212a07424d150194080db5cea07035987a
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SSDEEP
768:RuaAv5xIuKGInVUYS9hI5hB33BcQzlk3kJ9/CDL9DJeafhrqUF:RhAvDIuKGIVU9jAhBhcQk3mCDBDJeahB
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/downloader.exe
Files
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09cb08880f970b894d871737b311460a_JaffaCakes118.rar
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downloader.exe.exe windows:4 windows x86 arch:x86
125a7e224240cae013545764f62cc3e7
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
RtlUnwind
GetStartupInfoA
GetCommandLineA
ExitProcess
HeapAlloc
HeapFree
RaiseException
HeapSize
HeapReAlloc
TerminateProcess
GetACP
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetFileType
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
IsBadWritePtr
LCMapStringA
LCMapStringW
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
SetStdHandle
IsBadReadPtr
IsBadCodePtr
SetEndOfFile
FlushFileBuffers
SetFilePointer
WriteFile
ReadFile
CreateFileA
GetCurrentProcess
GetOEMCP
GetCPInfo
GlobalFlags
lstrcmpA
GetProcessVersion
LoadLibraryA
FreeLibrary
lstrcatA
GetModuleFileNameA
GlobalGetAtomNameA
lstrcmpiA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
lstrcpyA
GetModuleHandleA
GetProcAddress
GetCurrentThreadId
CloseHandle
GetVersion
TlsGetValue
LocalReAlloc
TlsSetValue
GlobalAlloc
GlobalReAlloc
GlobalLock
GlobalHandle
GlobalUnlock
GlobalFree
TlsAlloc
LocalFree
LocalAlloc
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSection
lstrcpynA
GetLastError
SetLastError
MultiByteToWideChar
WideCharToMultiByte
lstrlenA
InterlockedDecrement
InterlockedIncrement
WinExec
GetStdHandle
user32
AdjustWindowRectEx
SetFocus
GetSysColor
MapWindowPoints
PostMessageA
LoadIconA
SetWindowTextA
LoadCursorA
GetSysColorBrush
ReleaseDC
GetDC
GetClassNameA
PtInRect
ClientToScreen
PostQuitMessage
DestroyMenu
TabbedTextOutA
DrawTextA
GrayStringA
CopyRect
GetCapture
WinHelpA
GetClassInfoA
RegisterClassA
GetMenu
GetMenuItemCount
GetSubMenu
GetMenuItemID
GetDlgItem
GetWindowTextA
GetDlgCtrlID
DestroyWindow
CreateWindowExA
GetClassLongA
SetPropA
GetPropA
CallWindowProcA
RemovePropA
DefWindowProcA
GetMessageTime
GetMessagePos
GetForegroundWindow
SetForegroundWindow
GetWindow
SetWindowLongA
SetWindowPos
RegisterWindowMessageA
SystemParametersInfoA
IsIconic
GetWindowPlacement
GetWindowRect
GetSystemMetrics
GetMenuCheckMarkDimensions
LoadBitmapA
GetMenuState
ModifyMenuA
SetMenuItemBitmaps
CheckMenuItem
EnableMenuItem
GetFocus
GetNextDlgTabItem
DispatchMessageA
GetKeyState
CallNextHookEx
PeekMessageA
GetTopWindow
GetClientRect
SetWindowsHookExA
UnhookWindowsHookEx
GetParent
GetLastActivePopup
IsWindowEnabled
GetWindowLongA
SendMessageA
MessageBoxA
EnableWindow
LoadStringA
gdi32
SetMapMode
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowExtEx
ScaleWindowExtEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
SelectObject
GetStockObject
RestoreDC
SaveDC
DeleteDC
DeleteObject
GetDeviceCaps
GetObjectA
SetBkColor
SetTextColor
GetClipBox
CreateBitmap
winspool.drv
DocumentPropertiesA
OpenPrinterA
ClosePrinter
advapi32
CreateServiceA
OpenSCManagerA
OpenServiceA
CloseServiceHandle
comctl32
ord17
wininet
InternetReadFile
InternetCloseHandle
InternetOpenA
InternetOpenUrlA
Sections
.text Size: 52KB - Virtual size: 51KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE