NoVAC[.]exe | Triage

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General

Target

NoVAC.exe
Size

244KB
MD5

57749352fecc57d1c177b8c7811fbfe0
SHA1

dcf3341397e82e660b4d35f6ea8b40f9862e39df
SHA256

9d5a1d28c98002d5bed9b1be26f6631c38ed128229d9956bd3cfd8010cd4376d
SHA512

97c63fba9fd614ff3c9ae2960838f1b942233cb1a040d4615443b7cd7e6cfd7be663c4d1ec681c6ac4c012dc40f52ef839cfad293762bd64d907809b4b693357
SSDEEP

1536:YRhbjvnNvEQgzWAINL4WtVArAZIanf57NbhavgUR/l9/QMLIKEUF2n4l36R9w7gL:QHvn1wiKNanBXQg+9IIO0SJDWI9dp5

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
NoVAC.exe

Files

NoVAC.exe
.exe windows:6 windows x86 arch:x86

f0b5c7aaf679a0ae2f36a4407fbc6c1c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CreateToolhelp32Snapshot
Process32Next
CloseHandle
GetProcAddress
VirtualAllocEx
CreateRemoteThread
VirtualProtect
SetConsoleTextAttribute
GetCommandLineW
GetStdHandle
TerminateProcess
SuspendThread
OpenProcess
Sleep
Process32NextW
LoadLibraryA
lstrcatW
Process32FirstW
Module32FirstW
CreateProcessW
WinExec
Module32NextW
VirtualFreeEx
lstrcmpiW
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
WaitForSingleObject
GetModuleHandleA
WriteProcessMemory
ResumeThread
Process32First
IsDebuggerPresent
UnhandledExceptionFilter
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead

user32

MessageBoxA

comdlg32

GetOpenFileNameA

advapi32

RegOpenKeyExW
RegQueryValueExW
RegCloseKey

msvcp140

?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@D@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@P6AAAV01@AAV01@@Z@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QBEDD@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
?_Xlength_error@std@@YAXPBD@Z

shlwapi

PathGetArgsW

vcruntime140

_CxxThrowException
__std_exception_copy
memcpy
__std_terminate
__CxxFrameHandler3
_except_handler4_common
__current_exception_context
__std_exception_destroy
memset
__current_exception
memmove

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

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

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

setlocale
_configthreadlocale

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

malloc
_callnewh
calloc
free
_set_new_mode

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

_getch

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

_mbsicmp

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

__setusermatherr

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

_set_fmode
__p__commode

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 211KB - Virtual size: 210KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f0b5c7aaf679a0ae2f36a4407fbc6c1c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

comdlg32

advapi32

msvcp140

shlwapi

vcruntime140

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

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

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

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

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

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

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

Sections

.text Size: 11KB - Virtual size: 11KB

.rdata Size: 19KB - Virtual size: 18KB

.data Size: 512B - Virtual size: 1KB

.rsrc Size: 211KB - Virtual size: 210KB

.reloc Size: 1KB - Virtual size: 1KB

.text
Size: 11KB - Virtual size: 11KB

.rdata
Size: 19KB - Virtual size: 18KB

.data
Size: 512B - Virtual size: 1KB

.rsrc
Size: 211KB - Virtual size: 210KB

.reloc
Size: 1KB - Virtual size: 1KB