ST_Internal_Free[.]zip

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General

Target

ST_Internal_Free.zip
Size

17.5MB
MD5

6d2e6c2a724e92364aa2012e5944b719
SHA1

06bef409c8f9b796b2424f9503ce391fff7e02bd
SHA256

f7e9dd62c3b57dcd8f59732ca3c0d775b4b30570ac9ea63571ddc94d2c2890c9
SHA512

423324b484af725091fd515171c594c41d289f431411bdef1f453babf71e92d05348fbf6777134a64a4c1a4fcdb20006b5ccc6a1f73e47c19f75025fb0aa1492
SSDEEP

393216:eaI+JMXWhEV42EvKQ0N84l3jwMjEIYjgFdRI45/1:/JAWhEuEX84lTwMQIWgFdO45/1

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/ST_Internal_Free/ST_Internal_Loader(V14).exe

Files

ST_Internal_Free.zip
.zip
ST_Internal_Free/README (STEPS).txt
ST_Internal_Free/ST_Internal_Loader(V14).exe
.exe windows:6 windows x64 arch:x64

ebb84c2d5d656efc2abe269b257816f5

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

WriteProcessMemory
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

FindWindowW

shell32

ShellExecuteA

msvcp140

??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z

wininet

InternetOpenA

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__current_exception

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

_initialize_narrow_environment

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

fgetc

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

free

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

__setusermatherr

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

_lock_file

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

_configthreadlocale

Sections

.text
Size: - Virtual size: 48KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 16KB

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: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xorstr0
Size: - Virtual size: 11.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.xorstr1
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.xorstr2
Size: 20.0MB - Virtual size: 20.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 280B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ebb84c2d5d656efc2abe269b257816f5

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

msvcp140

wininet

vcruntime140_1

vcruntime140

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

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

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

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

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

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

Sections

.text Size: - Virtual size: 48KB

.rdata Size: - Virtual size: 16KB

.data Size: - Virtual size: 2KB

.pdata Size: - Virtual size: 1KB

.xorstr0 Size: - Virtual size: 11.9MB

.xorstr1 Size: 3KB - Virtual size: 2KB

.xorstr2 Size: 20.0MB - Virtual size: 20.0MB

.reloc Size: 512B - Virtual size: 280B

.rsrc Size: 15KB - Virtual size: 15KB

.text
Size: - Virtual size: 48KB

.rdata
Size: - Virtual size: 16KB

.data
Size: - Virtual size: 2KB

.pdata
Size: - Virtual size: 1KB

.xorstr0
Size: - Virtual size: 11.9MB

.xorstr1
Size: 3KB - Virtual size: 2KB

.xorstr2
Size: 20.0MB - Virtual size: 20.0MB

.reloc
Size: 512B - Virtual size: 280B

.rsrc
Size: 15KB - Virtual size: 15KB