KillMbr[.]exe | Triage

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General

Target

KillMbr.exe
Size

41KB
MD5

43c9250b52f6e112f896fcc3001348fa
SHA1

6cfb333e4605ca568d3bd0ed07ce3730fda2e7b1
SHA256

a2a2fdb893b936fc0792f2a8572c54bd84c814c17f8232b5162edc36555f066f
SHA512

395fb74df271d60d99c8abb8ea9031d6e163d374922716dc880b308a71837746ebaf69cc6bbcab16bd2e8a106889644125e7f3ff76725bea82d50270399cf9ff
SSDEEP

384:isLa9Hy5JrRljzKurFJX3xJgHiVZ/JoUqH1KU2yK4E82IHEP+Iy9gAq7:iV9HetRlKurFJTZ/zqR+8yH2k7

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
KillMbr.exe

Files

KillMbr.exe
.exe windows:6 windows x86 arch:x86

f290df4527012d86768f9cf6287d3491

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

PDB Paths

C:\Users\Usuario\Desktop\C++ Tester\Release\ConsoleApplication1.pdb

Imports

kernel32

WriteFile
CreateFileW
Sleep
CloseHandle
CreateThread
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetModuleHandleW

vcruntime140

__current_exception
_except_handler4_common
memset
__current_exception_context

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

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

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

__setusermatherr

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

_set_fmode
__p__commode

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

_configthreadlocale

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

_set_new_mode

Sections

.text
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 35KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 964B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 368B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f290df4527012d86768f9cf6287d3491

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

vcruntime140

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

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

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

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

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

Sections

.text Size: 3KB - Virtual size: 3KB

.rdata Size: 35KB - Virtual size: 34KB

.data Size: 512B - Virtual size: 964B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 512B - Virtual size: 368B

.text
Size: 3KB - Virtual size: 3KB

.rdata
Size: 35KB - Virtual size: 34KB

.data
Size: 512B - Virtual size: 964B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 512B - Virtual size: 368B