rust-single-dropper[.]exe

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General

Target

rust-single-dropper.exe
Size

2.0MB
MD5

48d2e8916f28f12af84cb5bd5efc9bf8
SHA1

7d3f8b45f24a3dc3692fe128f9f6b7e68315df53
SHA256

3ca4acdb42bfcefdcaabb30e2524e3e31a3145f002edc0980f911d9f044bc6d0
SHA512

b68ea4a5bd6649318ef00099dcf6788280d18a9310c0c5add472335672888cfb357deae468d04fd199932948dec6fdfc1f07d0aee3957e20dfa16dd9a829b669
SSDEEP

49152:VHdHG6GC0Ha6pxmDJB5qNuNz/AiImIcIU6io+lm:x/5dKT+Nl

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
rust-single-dropper.exe

Files

rust-single-dropper.exe
.exe windows:6 windows x64 arch:x64

4c683f643f3a7221adf07f33009bc09d

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

bcryptprimitives

ProcessPrng

bcrypt

BCryptGenRandom

advapi32

SystemFunction036

kernel32

UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentThread
CloseHandle
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
TryAcquireSRWLockExclusive
RtlVirtualUnwind
FreeEnvironmentStringsW
DeleteProcThreadAttributeList
CompareStringOrdinal
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
CreateWaitableTimerExW
SetWaitableTimer
WaitForSingleObject
Sleep
QueryPerformanceCounter
RtlCaptureContext
RtlLookupFunctionEntry
SetLastError
GetCurrentDirectoryW
GetEnvironmentStringsW
GetEnvironmentVariableW
SetFileInformationByHandle
GetCurrentProcess
DuplicateHandle
GetStdHandle
GetCurrentProcessId
SetHandleInformation
WriteFileEx
SleepEx
TerminateProcess
QueryPerformanceFrequency
HeapFree
HeapReAlloc
AcquireSRWLockShared
ReleaseSRWLockShared
ReleaseMutex
GetProcessHeap
HeapAlloc
CreateFileW
GetConsoleMode
GetModuleHandleW
FormatMessageW
GetModuleFileNameW
CreateNamedPipeW
ReadFileEx
GetSystemDirectoryW
GetWindowsDirectoryW
CreateProcessW
GetFileAttributesW
InitializeProcThreadAttributeList
UpdateProcThreadAttribute
MultiByteToWideChar
WriteConsoleW
CreateThread
IsProcessorFeaturePresent
GetFullPathNameW
GetModuleHandleA
GetProcAddress
GetSystemTimeAsFileTime
GetTempPathW
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
IsDebuggerPresent
InitializeSListHead
GetCurrentThreadId

ntdll

NtWriteFile
RtlNtStatusToDosError

ws2_32

WSARecv
WSASend
send
accept
ioctlsocket
getpeername
WSADuplicateSocketW
WSASocketW
recv
connect
select
bind
listen
getsockname
getsockopt
getaddrinfo
closesocket
WSAStartup
setsockopt
WSAGetLastError
freeaddrinfo
WSACleanup

api-ms-win-core-synch-l1-2-0

WakeByAddressSingle
WaitOnAddress

vcruntime140

__current_exception
__C_specific_handler
_CxxThrowException
memset
memmove
memcmp
memcpy
__CxxFrameHandler3
__current_exception_context

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

_initialize_narrow_environment
_configure_narrow_argv
_initterm
_initterm_e
_set_app_type
_exit
terminate
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
exit
_get_initial_narrow_environment
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_seh_filter_exe

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

__setusermatherr

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

__p__commode
_set_fmode

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

_configthreadlocale

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

free
_set_new_mode

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 794KB - Virtual size: 793KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 43KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4c683f643f3a7221adf07f33009bc09d

Headers

DLL Characteristics

File Characteristics

Imports

bcryptprimitives

bcrypt

advapi32

kernel32

ntdll

ws2_32

api-ms-win-core-synch-l1-2-0

vcruntime140

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

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

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

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

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

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.rdata Size: 794KB - Virtual size: 793KB

.data Size: 1024B - Virtual size: 2KB

.pdata Size: 43KB - Virtual size: 43KB

.reloc Size: 7KB - Virtual size: 7KB

.text
Size: 1.1MB - Virtual size: 1.1MB

.rdata
Size: 794KB - Virtual size: 793KB

.data
Size: 1024B - Virtual size: 2KB

.pdata
Size: 43KB - Virtual size: 43KB

.reloc
Size: 7KB - Virtual size: 7KB