a[.]exe | Triage

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General

Target

a.exe
Size

43KB
MD5

894cedce5b0e7616b5c4c8d20000db50
SHA1

3e6fddb9692d5da82221d3a95c20036e29e579e4
SHA256

5846a0cbe94bc74de67fc921ba34c63c69a9a1d86b211ad2f97db36f1911fec5
SHA512

54233e8f1860d466be2d20c415af389fdc699c1a8fc4e7eb0f3f4b4d110e06f6de8927ece15b39e6ee3cb1505b88142f64ea16d5ddd15f9296162de161efa31a
SSDEEP

768:UzI1DN04ctEhAbHrgo3PcWW3S/tVIW2vo8LxIWWsw1LFRD:nZDhAbHrgWPcWJ/wBID

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 x86

45eccfca8c2e6bfebcb6ccd8b08eaeb3

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

CreateThread
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetLastError
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
MultiByteToWideChar
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte

msvcrt

__getmainargs
__initenv
__mb_cur_max
__p__acmdln
__p__commode
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_errno
_initterm
_iob
_lock
_onexit
_unlock
abort
atoi
calloc
exit
fprintf
fputc
free
fwrite
localeconv
malloc
memcpy
memset
setlocale
signal
strchr
strerror
strlen
strncmp
system
vfprintf
wcslen

Sections

.text
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 84B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.eh_fram
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.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

45eccfca8c2e6bfebcb6ccd8b08eaeb3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 29KB - Virtual size: 28KB

.data Size: 512B - Virtual size: 84B

.rdata Size: 3KB - Virtual size: 2KB

.eh_fram Size: 5KB - Virtual size: 5KB

.bss Size: - Virtual size: 2KB

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

.CRT Size: 512B - Virtual size: 48B

.tls Size: 512B - Virtual size: 8B

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

.text
Size: 29KB - Virtual size: 28KB

.data
Size: 512B - Virtual size: 84B

.rdata
Size: 3KB - Virtual size: 2KB

.eh_fram
Size: 5KB - Virtual size: 5KB

.bss
Size: - Virtual size: 2KB

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

.CRT
Size: 512B - Virtual size: 48B

.tls
Size: 512B - Virtual size: 8B

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