a[.]exe | Triage

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General

Target

a.exe
Size

87KB
MD5

75a528109edd3a081807dc4ade87a521
SHA1

56cf6946dd63422e50f8331fbc1c5e9c19a553ba
SHA256

ec374f94e1a5c2c762993c5a4a9f807dc1fccef572bfb27acf0291262d045114
SHA512

6ab60a7b2428280449409eee77234d98731bd611664d1871450548af5652a9abaf68f0d6b2114b93a4270ec5b3e04f7be608d6977d3984768173b05212f27af4
SSDEEP

768:KQ3CfAs9QKwj/YNzv3opWO3oFim9T7Me/3FNPF4AKUGEAw19+rIzFvJI2:Xu9QKA/+3oIlFJ7F/5KUTR19+rEXI2

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
a.exe

Files

a.exe
.exe windows:4 windows x64 arch:x64

f2a221d4c05e4cd2de0a401a9b4544fb

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

libgcc_s_seh-1

_Unwind_Resume

libstdc++-6

_ZNSolsEPFRSoS_E
_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv
_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv
_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC1ERKS4_
_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC1Ev
_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED1Ev
_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_
_ZSt17__throw_bad_allocv
_ZSt20__throw_length_errorPKc
_ZSt3cin
_ZSt4cout
_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_
_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE
_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc
_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE
_ZdlPvy
_Znwy
__gxx_personality_seh0

kernel32

DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetLastError
GetModuleHandleA
GetProcAddress
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery

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

__p__environ
__p__wenviron

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

_set_new_mode
calloc
free
malloc

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

__setusermatherr

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

__C_specific_handler
memcpy
memmove

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

__p___argc
__p___argv
__p___wargv
_cexit
_configure_narrow_argv
_configure_wide_argv
_crt_at_quick_exit
_crt_atexit
_exit
_initialize_narrow_environment
_initialize_wide_environment
_initterm
_set_app_type
_set_invalid_parameter_handler
abort
exit
signal

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

__acrt_iob_func
__p__commode
__p__fmode
__stdio_common_vfprintf
__stdio_common_vfwprintf
fwrite

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

isalpha
strlen
strncmp

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

__daylight
__timezone
__tzname
_tzset

user32

MessageBoxA

Sections

.text
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 288B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 464B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 152B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/14
Size: 512B - Virtual size: 80B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/29
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/41
Size: 512B - Virtual size: 175B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/55
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/67
Size: 512B - Virtual size: 72B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/80
Size: 512B - Virtual size: 121B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/91
Size: 512B - Virtual size: 369B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f2a221d4c05e4cd2de0a401a9b4544fb

Headers

DLL Characteristics

File Characteristics

Imports

libgcc_s_seh-1

libstdc++-6

kernel32

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

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

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

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

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-time-l1-1-0

user32

Sections

.text Size: 12KB - Virtual size: 12KB

.data Size: 512B - Virtual size: 288B

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

/4 Size: 512B - Virtual size: 4B

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

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

.bss Size: - Virtual size: 464B

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

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 512B - Virtual size: 152B

/14 Size: 512B - Virtual size: 80B

/29 Size: 4KB - Virtual size: 3KB

/41 Size: 512B - Virtual size: 175B

/55 Size: 512B - Virtual size: 164B

/67 Size: 512B - Virtual size: 72B

/80 Size: 512B - Virtual size: 121B

/91 Size: 512B - Virtual size: 369B

.text
Size: 12KB - Virtual size: 12KB

.data
Size: 512B - Virtual size: 288B

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

/4
Size: 512B - Virtual size: 4B

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

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

.bss
Size: - Virtual size: 464B

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

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 512B - Virtual size: 152B

/14
Size: 512B - Virtual size: 80B

/29
Size: 4KB - Virtual size: 3KB

/41
Size: 512B - Virtual size: 175B

/55
Size: 512B - Virtual size: 164B

/67
Size: 512B - Virtual size: 72B

/80
Size: 512B - Virtual size: 121B

/91
Size: 512B - Virtual size: 369B