STEP-FREE[.]zip

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General

Target

STEP-FREE.zip
Size

11.9MB
MD5

a88b37dfddfac7d1b244d78a04415afb
SHA1

91d877e4751a7ea7a162c1a4d3a1da8ff151cfbf
SHA256

608ded0dbb4491962ee2eae6a0a66526515a528688e020bdfeec550e51c04864
SHA512

b7b6c8a2f2d7485ea3eef12f400ed7e60208b7c5141fb829248470a70f87a01fc87426a9e783337e7287142d9df67220ef7ea450e75e3975df9ca95a6bef468b
SSDEEP

196608:3+KZFx35OjDzXi+w0FxtXp1yHuCzqNdV0UKns6RJiCYcKOlZP7Lx+g7Fsg:3+K1EjDzSavtfiONb3KnRvicZP7LYg71

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/StepFree.exe

Files

STEP-FREE.zip
.zip
StepFree.exe
.exe windows:6 windows x64 arch:x64

38bdd6af544a7f239116d0a0a3d68b09

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

Imports

kernel32

WaitForSingleObject
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

GetWindowThreadProcessId

advapi32

AllocateAndInitializeSid

ole32

CoSetProxyBlanket

oleaut32

SysFreeString

msvcp140

_Wcscoll

urlmon

URLDownloadToFileA

ws2_32

recv

ntdll

RtlCaptureContext

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memcpy

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

_seh_filter_exe

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

malloc

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

__p__commode

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

remove

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

strcpy_s

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

__setusermatherr

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

_configthreadlocale

Sections

.text
Size: - Virtual size: 100KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.m|'
Size: - Virtual size: 7.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.le6
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.#X=
Size: 13.2MB - Virtual size: 13.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 276B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 469B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

38bdd6af544a7f239116d0a0a3d68b09

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ole32

oleaut32

msvcp140

urlmon

ws2_32

ntdll

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

Sections

.text Size: - Virtual size: 100KB

.rdata Size: - Virtual size: 24KB

.data Size: - Virtual size: 2KB

.pdata Size: - Virtual size: 3KB

.m|' Size: - Virtual size: 7.8MB

.le6 Size: 3KB - Virtual size: 3KB

.#X= Size: 13.2MB - Virtual size: 13.2MB

.reloc Size: 512B - Virtual size: 276B

.rsrc Size: 512B - Virtual size: 469B

.text
Size: - Virtual size: 100KB

.rdata
Size: - Virtual size: 24KB

.data
Size: - Virtual size: 2KB

.pdata
Size: - Virtual size: 3KB

.m|'
Size: - Virtual size: 7.8MB

.le6
Size: 3KB - Virtual size: 3KB

.#X=
Size: 13.2MB - Virtual size: 13.2MB

.reloc
Size: 512B - Virtual size: 276B

.rsrc
Size: 512B - Virtual size: 469B