santo[.]exe | Triage

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General

Target

santo.exe
Size

3.2MB
MD5

af2ccdd12389afa20ada734073e3b41c
SHA1

6ae24b003eb79cdfa5a5b688c3720b5f6fe1c4c4
SHA256

fd434987dbacb39928e56169a635230b72f05c135738c078e366a3de47e1640f
SHA512

7a561f2201778cfd18ed513396f906c73006972f36841efc98eb15a52db52c98d3ebf4fa21fd57cc094e02d4f1362a8e42e3432ddde810dd17955d87a62e2dbf
SSDEEP

98304:w8HGVupnMNLYRsMDeT2utVTIIeD3gdfND:Vcu5RsOeiutxJ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
santo.exe

Files

santo.exe
.exe windows:6 windows x64 arch:x64

8db655b9b5a8a5acc835756a0791ad37

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

ws2_32

send

crypt32

CertEnumCertificatesInStore

winmm

PlaySoundA

kernel32

VirtualProtect
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

ShowWindow

gdi32

GetPixel

advapi32

OpenProcessToken

shell32

ShellExecuteA

libcrypto-3-x64

X509_get_subject_name

libssl-3-x64

SSL_pending

msvcp140

?put@?$time_put@DV?$ostreambuf_iterator@DU?$char_traits@D@std@@@std@@@std@@QEBA?AV?$ostreambuf_iterator@DU?$char_traits@D@std@@@2@V32@AEAVios_base@2@DPEBUtm@@PEBD3@Z

ntdll

RtlInitAnsiString

dbghelp

ImageRvaToVa

d3d11

D3D11CreateDeviceAndSwapChain

imm32

ImmSetCompositionWindow

d3dcompiler_43

D3DCompile

dwmapi

DwmExtendFrameIntoClientArea

d3dx11_43

D3DX11CreateShaderResourceViewFromMemory

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__C_specific_handler

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

__stdio_common_vsprintf

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

_configure_narrow_argv

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

_set_new_mode

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

qsort

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

strncpy

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

_lock_file

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

strftime

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

getenv

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

atof

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

atan2f

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

___lc_codepage_func

Exports

Exports

OPENSSL_Applink

Sections

.text
Size: - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 302KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 800KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 39KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.fWo
Size: - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.5L
Size: 3.2MB - Virtual size: 3.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8db655b9b5a8a5acc835756a0791ad37

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

crypt32

winmm

kernel32

user32

gdi32

advapi32

shell32

libcrypto-3-x64

libssl-3-x64

msvcp140

ntdll

dbghelp

d3d11

imm32

d3dcompiler_43

dwmapi

d3dx11_43

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

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

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

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

Exports

Exports

Sections

.text Size: - Virtual size: 1.1MB

.rdata Size: - Virtual size: 302KB

.data Size: - Virtual size: 800KB

.pdata Size: - Virtual size: 39KB

.fWo Size: - Virtual size: 1.1MB

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

.5L Size: 3.2MB - Virtual size: 3.2MB

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

.rsrc Size: 512B - Virtual size: 480B

.text
Size: - Virtual size: 1.1MB

.rdata
Size: - Virtual size: 302KB

.data
Size: - Virtual size: 800KB

.pdata
Size: - Virtual size: 39KB

.fWo
Size: - Virtual size: 1.1MB

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

.5L
Size: 3.2MB - Virtual size: 3.2MB

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

.rsrc
Size: 512B - Virtual size: 480B