Loader[.]exe | Triage

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General

Target

Loader.exe
Size

23.2MB
MD5

19a9e167ad3fc8a7da7dcb75196e6280
SHA1

352447770d0a491f433eb49e8707567aa59ef294
SHA256

f90b11d0ccf8781074f7ecff1ad13248600c1f24a36dcc5c2fc0ee5a88026692
SHA512

7909a0184e3dd90db929316ce9c26d8ae3dacb31c39645b2ae2b6630914bce0ed6a38ac78426abdb61a8de3146a6e5e5c28d96857287955d7da3c114925a3b4a
SSDEEP

393216:g2pN33U+n+no71RJ1s4DSUla8ympgT3bCEtx4Yk1+rKtQ1AQNson1:gy3k/no7oSlp5irsWSes8

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

f0fbc54804c73101faccc5f362df23eb

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

libcurl

curl_easy_cleanup

libcrypto-3-x64

EVP_DecryptUpdate

d3d9

Direct3DCreate9

ntdll

RtlLookupFunctionEntry

kernel32

SetUnhandledExceptionFilter
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

GetMessageExtraInfo

advapi32

RegCreateKeyExA

msvcp140

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

winhttp

WinHttpOpen

imm32

ImmReleaseContext

userenv

UnloadUserProfile

dbghelp

ImageRvaToVa

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__current_exception_context

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

_register_onexit_function

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

_callnewh

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

_set_fmode

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

_unlock_file

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

ceilf

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

strtoull

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

_time64

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

strncpy

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

rand

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

getenv

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

localeconv

Sections

.text
Size: - Virtual size: 5.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.DiaGang
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 2.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 1.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.DiaGang
Size: - Virtual size: 119KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.detourc
Size: - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.detourd
Size: - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.1#g
Size: - Virtual size: 14.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.38&
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.8&7
Size: 23.2MB - Virtual size: 23.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f0fbc54804c73101faccc5f362df23eb

Headers

DLL Characteristics

File Characteristics

Imports

libcurl

libcrypto-3-x64

d3d9

ntdll

kernel32

user32

advapi32

msvcp140

winhttp

imm32

userenv

dbghelp

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-math-l1-1-0

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

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

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

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

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

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

Sections

.text Size: - Virtual size: 5.0MB

.DiaGang Size: - Virtual size: 2KB

.rdata Size: - Virtual size: 2.6MB

.data Size: - Virtual size: 1.6MB

.pdata Size: - Virtual size: 62KB

.DiaGang Size: - Virtual size: 119KB

.detourc Size: - Virtual size: 8KB

.detourd Size: - Virtual size: 24B

.1#g Size: - Virtual size: 14.4MB

.38& Size: 5KB - Virtual size: 5KB

.8&7 Size: 23.2MB - Virtual size: 23.2MB

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

.text
Size: - Virtual size: 5.0MB

.DiaGang
Size: - Virtual size: 2KB

.rdata
Size: - Virtual size: 2.6MB

.data
Size: - Virtual size: 1.6MB

.pdata
Size: - Virtual size: 62KB

.DiaGang
Size: - Virtual size: 119KB

.detourc
Size: - Virtual size: 8KB

.detourd
Size: - Virtual size: 24B

.1#g
Size: - Virtual size: 14.4MB

.38&
Size: 5KB - Virtual size: 5KB

.8&7
Size: 23.2MB - Virtual size: 23.2MB

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