loader[.]exe | Triage

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General

Target

loader.exe
Size

24.8MB
MD5

9d363d86a49e8d00a6edaee3704c2ccb
SHA1

041fcfa7a9fa4e0bb3aaff26ce8c9905a523e1a6
SHA256

c411322f350045fdd63632102b864b313892285469493c9024f3930c460d2a40
SHA512

9183818b2f3a26f4ea5f50dea60ce4dcae23eca59d7eb4c38a42e9b6d46330da578f33f6ccc70dae6b38b7c67a432415ef49e4f7fecfbca3e62cf251007a5407
SSDEEP

393216:w/W/3YCLfKI4cQ43wDnL/PAJDO4c2Y/3DwJkEOfaAurO:vYCsvX/PeDNZY/zwRr

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
loader.exe

Files

loader.exe
.exe windows:6 windows x64 arch:x64

71c10cae38e038195b05fb099f68298f

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

d3d11

D3D11CreateDeviceAndSwapChain

libcrypto-3-x64

EVP_CIPHER_CTX_free

libcurl

curl_easy_perform

d3dcompiler_43

D3DCompile

kernel32

CheckRemoteDebuggerPresent
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

DispatchMessageA

advapi32

RegDeleteTreeW

msvcp140

?good@ios_base@std@@QEBA_NXZ

dbghelp

ImageNtHeader

userenv

UnloadUserProfile

ws2_32

recv

dwmapi

DwmExtendFrameIntoClientArea

imm32

ImmReleaseContext

ntdll

RtlInitUnicodeString

d3dx11_43

D3DX11CreateShaderResourceViewFromMemory

winhttp

WinHttpReceiveResponse

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__C_specific_handler

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

fsetpos

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

_get_narrow_winmain_command_line

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

_time64

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

realloc

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

srand

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

strncmp

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

_wremove

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

sinf

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

_configthreadlocale

Sections

.text
Size: - Virtual size: 425KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 133KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 1.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.9E}
Size: - Virtual size: 16.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.ZoD
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.uVN
Size: 24.8MB - Virtual size: 24.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 296B

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

71c10cae38e038195b05fb099f68298f

Headers

DLL Characteristics

File Characteristics

Imports

d3d11

libcrypto-3-x64

libcurl

d3dcompiler_43

kernel32

user32

advapi32

msvcp140

dbghelp

userenv

ws2_32

dwmapi

imm32

ntdll

d3dx11_43

winhttp

vcruntime140_1

vcruntime140

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

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

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

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

Sections

.text Size: - Virtual size: 425KB

.rdata Size: - Virtual size: 133KB

.data Size: - Virtual size: 1.8MB

.pdata Size: - Virtual size: 15KB

.9E} Size: - Virtual size: 16.0MB

.ZoD Size: 4KB - Virtual size: 4KB

.uVN Size: 24.8MB - Virtual size: 24.8MB

.reloc Size: 512B - Virtual size: 296B

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

.text
Size: - Virtual size: 425KB

.rdata
Size: - Virtual size: 133KB

.data
Size: - Virtual size: 1.8MB

.pdata
Size: - Virtual size: 15KB

.9E}
Size: - Virtual size: 16.0MB

.ZoD
Size: 4KB - Virtual size: 4KB

.uVN
Size: 24.8MB - Virtual size: 24.8MB

.reloc
Size: 512B - Virtual size: 296B

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