lessecho[.]exe | Triage

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General

Target

lessecho.exe
Size

650KB
MD5

ba30921a0fb9f9c5f627caaf119b7f4a
SHA1

f77579d84120e66398a9da90a4a4e19f0d65e297
SHA256

e230944e3435d86ecebbd29029e81b06b4a4331bf00edc210d2c5d5550e208ae
SHA512

2889e01e80c63d686d315f5b08eda1ed3800836c23a05c3ffccbe4eb3517ce646be9ffe1c0b3d290edccafaf2c6c7a418f31ee039f75d7dac965ca0a0bdf7bbf
SSDEEP

6144:BWhlR8pX85YOFLF65UvFVTGe4tMtOoVNA9vTT/Bs4oH8gKru+ga53IW0V0OOT2Cp:ItVT9VNA95sU46r8JUTXX

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
lessecho.exe

Files

lessecho.exe
.exe windows:4 windows x86 arch:x86

bdce1a33f093788443eb716f7dc4ec9f

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

msys-1.0

__main
abort
calloc
cygwin_conv_to_posix_path
cygwin_internal
dll_crt0__FP11per_process
exit
fprintf
free
fwrite
malloc
memcpy
printf
putchar
puts
realloc
strchr
vsnprintf

kernel32

GetModuleFileNameA
GetModuleHandleA
GetStdHandle
VirtualProtect
VirtualQuery
WriteFile

Sections

.text
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 860B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data_cy
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 100B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1024B - Virtual size: 728B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.stab
Size: 72KB - Virtual size: 72KB

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.stabstr
Size: 559KB - Virtual size: 558KB

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ