Static task
static1
Behavioral task
behavioral1
Sample
W3DR.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
W3DR.exe
Resource
win10v2004-20231215-en
General
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Target
8e396e31a90cc88e2464fa8ef2c5c2b2
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Size
174KB
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MD5
8e396e31a90cc88e2464fa8ef2c5c2b2
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SHA1
c196d9dace2c1cfec85f73c06c2b614db617a7db
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SHA256
8d72d7d21aa97ea9cc0c2ac320116c599213f4d592138142b4f1c716d8631fde
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SHA512
1c90ffffe4dbb25fee5eaa27ccdeded80b6f0ef8e9b78e0d523d5eb2781516a3b1fbe67de9911f75ff4f14b8d887394196c3a8b658eb51f815729f42640d7916
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SSDEEP
3072:v6RaO/DWwO6deK8/RjJqOWh7NYiQ5Sm+bUfOKrCyLgIPK3Pc1mWPOP+0sGin:vYX8l8jh7miQh+bIhr2IPIgmmOP+0sVn
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/W3DR.exe
Files
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8e396e31a90cc88e2464fa8ef2c5c2b2.zip
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README.txt
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W3DR.exe.exe windows:4 windows x86 arch:x86
3a5fd6b4b0d3b9804786008501547d70
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
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
kernel32
AddAtomA
CloseHandle
CreateSemaphoreA
CreateToolhelp32Snapshot
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindAtomA
GetAtomNameA
GetCurrentProcess
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
InitializeCriticalSection
InterlockedDecrement
InterlockedExchange
InterlockedIncrement
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
Module32First
Module32Next
MultiByteToWideChar
OpenProcess
Process32First
Process32Next
ReadProcessMemory
ReleaseSemaphore
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualProtectEx
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
WriteProcessMemory
msvcrt
_fdopen
_read
_write
__getmainargs
__lc_codepage
__mb_cur_max
__p__environ
__p__fmode
__set_app_type
_assert
_cexit
_errno
_filelengthi64
_iob
_lseeki64
_onexit
_setmode
_stricmp
abort
atexit
atoi
calloc
fclose
fflush
fgetpos
fopen
fputc
fread
free
fscanf
fsetpos
fwrite
getc
getenv
getwc
iswctype
localeconv
malloc
memchr
memcpy
memmove
printf
putc
puts
putwc
setlocale
setvbuf
signal
sprintf
strcmp
strcoll
strerror
strftime
strlen
strxfrm
system
towlower
towupper
ungetc
ungetwc
wcscoll
wcsftime
wcslen
wcsxfrm
user32
ClipCursor
EnumWindows
GetClipCursor
GetCursorPos
GetWindowRect
GetWindowThreadProcessId
PostMessageA
Sections
.text Size: 444KB - Virtual size: 443KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 648B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 26KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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W3DR.ini