wnbios_poc-main[.]rar

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General

Target

wnbios_poc-main.rar
Size

2.2MB
MD5

622d892a0a7140a39c2de8a7880c5fc6
SHA1

e9a53bd1c1becd0d77a76e8a38012031309a5177
SHA256

78450aff0a703bbc65abf153f149dda3b4a391c43fe71b36847d661f0ee5010f
SHA512

ffb8826355a60456316c86ead5dfbc0687cc7981740d0317770cd5e8a470c33ff3a6d90c6ea9a8ac71118f56a0a8a5e893cc3181bf94696460d0f9e7a481033c
SSDEEP

49152:GqLhBLiiEEPDPrndRWjkAE8qxhisAjg+tShmyZG5RM7cD6io:GqLhBGkD3MEFA2G5e0M

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/wnbios_poc-main/x64/Release/wnbios_poc.exe

Files

wnbios_poc-main.rar
.rar
wnbios_poc-main/.gitattributes
wnbios_poc-main/.gitignore
wnbios_poc-main/README.md
wnbios_poc-main/wnbios_poc.sln
wnbios_poc-main/wnbios_poc/drv.cpp
wnbios_poc-main/wnbios_poc/drv.h
wnbios_poc-main/wnbios_poc/wnbios_poc.cpp
wnbios_poc-main/wnbios_poc/wnbios_poc.vcxproj
.xml
wnbios_poc-main/wnbios_poc/wnbios_poc.vcxproj.filters
wnbios_poc-main/wnbios_poc/wnbios_poc.vcxproj.user
wnbios_poc-main/wnbios_poc/x64/Release/drv.obj
wnbios_poc-main/wnbios_poc/x64/Release/vc143.pdb
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.exe.recipe
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.iobj
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.ipdb
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.log
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.obj
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/CL.command.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/CL.read.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/CL.write.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/Cl.items.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/link.command.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/link.read.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/link.secondary.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/link.write.1.tlog
wnbios_poc-main/wnbios_poc/x64/Release/wnbios_poc.tlog/wnbios_poc.lastbuildstate
wnbios_poc-main/x64/Release/wnbios_poc.exe
.exe windows:6 windows x64 arch:x64

a8b9ead8752b2a877ea8f96abbf5e3ef

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\bt112\Downloads\wnbios_poc-main\x64\Release\wnbios_poc.pdb

Imports

kernel32

GetProcAddress
InitializeSListHead
CloseHandle
Process32Next
CreateToolhelp32Snapshot
GetModuleHandleA
VirtualAlloc
DeviceIoControl
CreateFileA
VirtualFree
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
WideCharToMultiByte
MultiByteToWideChar
GetFileInformationByHandleEx
GetModuleHandleW
GetLastError
AreFileApisANSI
GetFileAttributesExW
FindFirstFileW
FindClose
CreateFileW
CreateDirectoryW
GetLocaleInfoEx
FormatMessageA
LocalFree
IsDebuggerPresent

advapi32

CloseServiceHandle
OpenSCManagerA
DeleteService
ControlService
StartServiceA
OpenServiceA
CreateServiceA

msvcp140

??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?good@ios_base@std@@QEBA_NXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?uncaught_exceptions@std@@YAHXZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Winerror_map@std@@YAHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Syserror_map@std@@YAPEBDH@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ

ntdll

NtQuerySystemInformation

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memmove
memcpy
memset
__std_exception_destroy
__std_exception_copy
__std_terminate
strstr
__C_specific_handler
_CxxThrowException
__current_exception_context
__current_exception

api-ms-win-crt-runtime-l1-1-0

system
_invalid_parameter_noinfo_noreturn
_initterm
abort
terminate
exit
_crt_atexit
_seh_filter_exe
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_set_app_type
_register_thread_local_exe_atexit_callback
_c_exit
_cexit
__p___argv
__p___argc
_get_initial_narrow_environment
_exit
_initterm_e
_configure_narrow_argv

api-ms-win-crt-stdio-l1-1-0

__p__commode
_set_fmode
_get_stream_buffer_pointers
_fseeki64
fread
fsetpos
ungetc
setvbuf
fgetpos
fwrite
__stdio_common_vfprintf
fgetc
fclose
__acrt_iob_func
fputc
fflush

api-ms-win-crt-heap-l1-1-0

free
_callnewh
_set_new_mode
malloc

api-ms-win-crt-filesystem-l1-1-0

_lock_file
_unlock_file

api-ms-win-crt-locale-l1-1-0

___lc_codepage_func
_configthreadlocale

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-string-l1-1-0

strcmp

Sections

.text
Size: 30KB - Virtual size: 29KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 488B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 228B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
wnbios_poc-main/x64/Release/wnbios_poc.pdb

Sharing

General

Malware Config

Signatures

Files

a8b9ead8752b2a877ea8f96abbf5e3ef

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

msvcp140

ntdll

vcruntime140_1

vcruntime140

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-string-l1-1-0

Sections

.text Size: 30KB - Virtual size: 29KB

.rdata Size: 16KB - Virtual size: 15KB

.data Size: 24KB - Virtual size: 25KB

.pdata Size: 2KB - Virtual size: 2KB

.rsrc Size: 512B - Virtual size: 488B

.reloc Size: 512B - Virtual size: 228B

.text
Size: 30KB - Virtual size: 29KB

.rdata
Size: 16KB - Virtual size: 15KB

.data
Size: 24KB - Virtual size: 25KB

.pdata
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 512B - Virtual size: 488B

.reloc
Size: 512B - Virtual size: 228B