public[.]bat | Triage

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General

Target

public.bat
Size

99.2MB
MD5

9bf04e3cf30c5663a8add5b3f5c93700
SHA1

76ff3c9c83e926feb896003da42bcf580c765a0f
SHA256

b6cf3c374d946e95bedbdc1c907c1d7482032e56f4d37ce593a00da77db61d96
SHA512

dcd7ff54eabf13fb5a50e12efbf145916c854c71aa152d3978434a3c8f8c15ebc8b7ca21b70d7dc8ad7c8e50aeafec5aa860777be05a1cacee704064bd0e9ed4
SSDEEP

1572864:HZhAu13tHAY6Fk2JwTKLbQVXK7gq3rYkctmFV1Ga6cbgghbqa9Kbu3bFYF8R0ROJ:H4uvlkOTKLb338rMux1FO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
public.bat

Files

public.bat
.exe windows:6 windows x86 arch:x86

0e4978c6d7358363a563494a824fabf2

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\a\_work\1\s\artifacts\obj\win-x86.Release\corehost\cli\apphost\Release\apphost.pdb

Imports

kernel32

FindClose
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
GetFullPathNameW
GetTempPathW
GetLastError
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetEnvironmentVariableW
GetCurrentProcess
IsWow64Process
GetModuleFileNameW
GetModuleHandleExW
GetProcAddress
LoadLibraryExW
LoadLibraryA
MultiByteToWideChar
WideCharToMultiByte
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
OutputDebugStringW
GetModuleHandleW
GetCurrentProcessId
Sleep
RemoveDirectoryW
DeleteCriticalSection
CreateDirectoryW
InitializeCriticalSectionAndSpinCount
SetLastError
RtlUnwind
RaiseException
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
LCMapStringEx
DecodePointer
EncodePointer
InitializeCriticalSectionEx
GetStringTypeW

user32

MessageBoxW

shell32

ShellExecuteW

advapi32

RegOpenKeyExW
RegCloseKey
ReportEventW
RegisterEventSourceW
DeregisterEventSource
RegGetValueW

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

_configure_wide_argv
_initialize_wide_environment
_invalid_parameter_noinfo_noreturn
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_get_initial_wide_environment
_register_onexit_function
_initialize_onexit_table
_controlfp_s
_exit
__p___argc
__p___wargv
_c_exit
_initterm
_initterm_e
terminate
_errno
abort
exit
_register_thread_local_exe_atexit_callback

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

fflush
_wfopen
__stdio_common_vswprintf
fclose
__stdio_common_vsprintf_s
_set_fmode
__p__commode
fread
fseek
fwrite
__acrt_iob_func
fputwc
fputws
__stdio_common_vfwprintf

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

wcsncmp
_wcsicmp
strcpy_s
_wcsnicmp
_wcsdup
strcspn
wcsnlen
memset

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

frexp
__setusermatherr

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

malloc
calloc
free
_callnewh
_set_new_mode

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

___mb_cur_max_func
setlocale
__pctype_func
___lc_codepage_func
_unlock_locales
_lock_locales
_configthreadlocale
___lc_locale_name_func
localeconv

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

_wrename
_wremove

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

wcstoul
_wtoi

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

wcsftime
_time64
_gmtime64

Sections

.text
Size: 84KB - Virtual size: 84KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0e4978c6d7358363a563494a824fabf2

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

shell32

advapi32

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

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

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

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

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

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

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

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

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

Sections

.text Size: 84KB - Virtual size: 84KB

.rdata Size: 31KB - Virtual size: 30KB

.data Size: 3KB - Virtual size: 4KB

.reloc Size: 5KB - Virtual size: 4KB

.rsrc Size: 18KB - Virtual size: 18KB

.text
Size: 84KB - Virtual size: 84KB

.rdata
Size: 31KB - Virtual size: 30KB

.data
Size: 3KB - Virtual size: 4KB

.reloc
Size: 5KB - Virtual size: 4KB

.rsrc
Size: 18KB - Virtual size: 18KB