bootstrapper[.]exe

Sharing

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General

Target

bootstrapper.exe
Size

89KB
MD5

46476b8fccf7e8dacaec0a1ef849bd20
SHA1

cfff9b7b5b7fba6730ee53fcc5a59de99d0e0cf2
SHA256

0ca75507f84057a0f5991f4d3dcd04b0bfdf2cf5544aed8a9c4ab4b519545551
SHA512

f105abe279d94dba19c3d9d52629dcc3cde35b89e81f47c1bf89eb60642abaedaf7f915284ad44b60206abee9a5f52d8efc8f961fca87cf8c038f4e8338e83be
SSDEEP

768:ETGZ6NzZtGXBxe/cEbpOjmX7mZMmvqxIDg+vcxs4+Ut9pbJYr6gJkcOY6:ET8MzGry/x7mimxk+wpbJYBJ6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bootstrapper.exe

Files

bootstrapper.exe
.exe windows:6 windows x64 arch:x64

e60627a0bd068ffc5002d931245a3f32

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\jms2p\source\repos\loader\x64\Release\loader.pdb

Imports

kernel32

GetCurrentProcess
GetModuleHandleA
OpenProcess
CreateToolhelp32Snapshot
GetLastError
Process32NextW
Process32Next
Process32FirstW
SetLastError
GetProcAddress
ReadProcessMemory
GetCurrentProcessId
RtlLookupFunctionEntry
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
GetModuleHandleW
VirtualProtect
CloseHandle
Process32First
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
RtlCaptureContext

user32

ShowWindow
FindWindowA

advapi32

RegQueryValueExA

msvcp140

?_Xlength_error@std@@YAXPEBD@Z
_Cnd_do_broadcast_at_thread_exit
_Thrd_detach
?_Throw_Cpp_error@std@@YAXH@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memset
_CxxThrowException
memcmp
_local_unwind
__current_exception_context
__current_exception
strstr
__std_exception_copy
memcpy
__std_exception_destroy
__C_specific_handler

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

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

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

__p__commode
_set_fmode

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

tolower

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

_mbsicmp

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

malloc
free
_callnewh
_set_new_mode

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

__setusermatherr

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

_configthreadlocale

Sections

.text
Size: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 2KB - Virtual size: 1KB

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: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e60627a0bd068ffc5002d931245a3f32

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

msvcp140

vcruntime140_1

vcruntime140

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-multibyte-l1-1-0

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

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

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

Sections

.text Size: 73KB - Virtual size: 73KB

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

.data Size: 512B - Virtual size: 2KB

.pdata Size: 2KB - Virtual size: 1KB

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

.reloc Size: 512B - Virtual size: 100B

.text
Size: 73KB - Virtual size: 73KB

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

.data
Size: 512B - Virtual size: 2KB

.pdata
Size: 2KB - Virtual size: 1KB

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

.reloc
Size: 512B - Virtual size: 100B