Static task
static1
Behavioral task
behavioral1
Sample
Mosskin.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Mosskin.exe
Resource
win10v2004-20240508-en
General
-
Target
9686a42b1445a421a4295051e4d93ae6_JaffaCakes118
-
Size
3.3MB
-
MD5
9686a42b1445a421a4295051e4d93ae6
-
SHA1
fdca8b10efccce1709eb67d4c03b2ce321e66a55
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SHA256
17b0691fd13c88f244f33b5a24722f14c5f1b91dc3b82703135b0657a6d0555b
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SHA512
dd1415b7dd6268f9eaa5f0d689f9b03b2d6421a15336cd83c72aa11fe02f0c6cf5bcba01a9e16e955e18d75d9b30b50be551d062a5e9c9ccf7afb2fd67eb85b6
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SSDEEP
98304:HR11bx/cT72SUVan6SYs1H/JWCdjh7Xpcwi/ZkE36:HR1z/872nanZYsGCRppcwSaEK
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/Mosskin.EXE
Files
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9686a42b1445a421a4295051e4d93ae6_JaffaCakes118.zip
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Mosskin.EXE.exe windows:4 windows x86 arch:x86
68f013d7437aa653a8a98a05807afeb1
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
GetFileAttributesW
GetFileSizeEx
CreateFileA
InitializeCriticalSection
DeleteCriticalSection
ReadFile
GetFileSize
WriteFile
LeaveCriticalSection
EnterCriticalSection
SetFileAttributesW
SetCurrentDirectoryW
CreateDirectoryW
GetTempPathW
GetWindowsDirectoryW
GetFileAttributesA
SizeofResource
LockResource
LoadResource
MultiByteToWideChar
Sleep
OpenMutexA
GetFullPathNameA
CopyFileA
GetModuleFileNameA
VirtualAlloc
VirtualFree
FreeLibrary
HeapAlloc
GetProcessHeap
GetModuleHandleA
SetLastError
VirtualProtect
IsBadReadPtr
HeapFree
SystemTimeToFileTime
LocalFileTimeToFileTime
CreateDirectoryA
GetStartupInfoA
SetFilePointer
SetFileTime
GetComputerNameW
GetCurrentDirectoryA
SetCurrentDirectoryA
GlobalAlloc
LoadLibraryA
GetProcAddress
GlobalFree
CreateProcessA
CloseHandle
WaitForSingleObject
TerminateProcess
GetExitCodeProcess
FindResourceA
user32
wsprintfA
advapi32
CreateServiceA
OpenServiceA
StartServiceA
CloseServiceHandle
CryptReleaseContext
RegCreateKeyW
RegSetValueExA
RegQueryValueExA
RegCloseKey
OpenSCManagerA
msvcrt
realloc
fclose
fwrite
fread
fopen
sprintf
rand
srand
strcpy
memset
strlen
wcscat
wcslen
__CxxFrameHandler
??3@YAXPAX@Z
memcmp
_except_handler3
_local_unwind2
wcsrchr
swprintf
??2@YAPAXI@Z
memcpy
strcmp
strrchr
__p___argv
__p___argc
_stricmp
free
malloc
??0exception@@QAE@ABV0@@Z
??1exception@@UAE@XZ
??0exception@@QAE@ABQBD@Z
_CxxThrowException
calloc
strcat
_mbsstr
??1type_info@@UAE@XZ
_exit
_XcptFilter
exit
_acmdln
__getmainargs
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_controlfp
Sections
.text Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3.3MB - Virtual size: 3.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ