Static task
static1
Behavioral task
behavioral1
Sample
undeskball.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
undeskball.exe
Resource
win10v2004-20240802-en
General
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Target
dff167c1d78517be6c256d0a5aba45ea_JaffaCakes118
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Size
200KB
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MD5
dff167c1d78517be6c256d0a5aba45ea
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SHA1
1509735a30cd4d5f1c3540dc4e526488fdfcdc02
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SHA256
bffd6bafa775546013995d4c1fe7940c2701c2c6f50f138f26db0bd8550daf30
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SHA512
4dfb696e4ef832d6e9eadd2d084e67119e263bb066b5d9d60a316fb0143c25ab374d11fe29947dd2f97623be9e4784a8693c2b2e773b4fc9f516ca2808c820b2
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SSDEEP
6144:basnV4B5zdQ0SZlIfWi200Rtu/KuipyPO/:bnV4jvSDfj3u/KuiOe
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/undeskball.exe
Files
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dff167c1d78517be6c256d0a5aba45ea_JaffaCakes118.zip
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undeskball.exe.exe windows:4 windows x86 arch:x86
ee669ac3025bd2d2373ddd780cc7f748
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
winmm
PlaySoundA
timeGetTime
kernel32
GetVersion
QueryPerformanceCounter
GetProcAddress
QueryPerformanceFrequency
GetModuleHandleA
LCMapStringA
GetStringTypeW
GetStringTypeA
MultiByteToWideChar
LoadLibraryA
GetOEMCP
GetACP
GetCPInfo
IsBadCodePtr
IsBadReadPtr
SetUnhandledExceptionFilter
IsBadWritePtr
VirtualAlloc
WriteFile
VirtualFree
HeapCreate
HeapDestroy
GetFileType
GetStdHandle
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetModuleFileNameA
UnhandledExceptionFilter
HeapSize
GetCurrentProcess
TerminateProcess
HeapReAlloc
LCMapStringW
HeapAlloc
HeapFree
ExitProcess
GetCommandLineA
GetStartupInfoA
RtlUnwind
user32
SetWindowLongA
DestroyWindow
GetParent
SetCapture
GetWindowLongA
EndDialog
LoadImageA
DialogBoxParamA
ReleaseCapture
TrackPopupMenu
SetWindowPos
FindWindowA
GetKeyboardType
DrawTextExA
DefWindowProcA
PostQuitMessage
LoadIconA
LoadCursorA
CreateWindowExA
UpdateWindow
RegisterClassExA
RegisterClassA
GetDC
BeginPaint
EndPaint
IsIconic
ShowWindow
SetForegroundWindow
PeekMessageA
GetMessageA
TranslateMessage
DispatchMessageA
EnableMenuItem
SendMessageA
GetWindowRect
SystemParametersInfoA
LoadMenuA
GetSubMenu
SetWindowRgn
InvalidateRect
CheckMenuItem
DestroyMenu
GetSystemMetrics
MoveWindow
gdi32
GetObjectA
DeleteObject
SetBkMode
DeleteDC
SetTextColor
SelectObject
CreateCompatibleDC
BitBlt
CreateCompatibleBitmap
CreateFontA
CreateEllipticRgn
CreatePolygonRgn
CreatePolyPolygonRgn
CombineRgn
GetStockObject
Sections
.text Size: 36KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 336KB - Virtual size: 332KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ