a[.]exe | Triage

Sharing

General

Target

a.exe
Size

81.4MB
MD5

81d5d7221ca49e7cee8b6372d8f15365
SHA1

1f8df7abbdce7dea7bd278f09061c63bb0f4c7e9
SHA256

a1f652b26c114d1a3a9200a3d91fc85d0354e3913f1e80a27b41f59385962d3f
SHA512

78a0e3017fa3ece781a12bf55e89102aabca966186dbec71d1894dbd6c69bcc1b99d525d4e79fed723804fbf9ff66f8d9f07f929e916d10a52b307af28841a4e
SSDEEP

1572864:BoGlHFXY0h0WIOYxkEqKmYGSvHF4/Rdl1s/dpo0WGI/S4kxqZ:BoG1FXThsOYxVJmYzWQ/dp3C/S4kx

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 arch:x86

6f462fcc6b830b77fb3fef2add9dc570

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

msvcrt

malloc
_sleep
memset
strcmp
strcpy
getenv
sprintf
fopen
fwrite
fclose
__argc
__argv
_environ
_XcptFilter
__set_app_type
_controlfp
__getmainargs
exit

shell32

ShellExecuteA

kernel32

SetUnhandledExceptionFilter

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 81.4MB - Virtual size: 81.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 4B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 752B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ