httpdownload_s[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

httpdownload_s.exe
Size

5.8MB
MD5

4b1d264d674d573b5495a4d54b884e48
SHA1

20c46ddf91a3e9400dbbc24ec51e2b9865e751ca
SHA256

e8c8a3a8191aae5aba2939ffa4a0f6e63074a70dff705aeed8fd3f680416a5ce
SHA512

31abd2edf0db458fae6be0f12a4d8fa595fef43e8fe4fa66076f7a478ef86bed4b9ef9f9c11a4ae2b899e48fe770e1776a612557d568650cee4424371f86b034
SSDEEP

49152:varY/qsJigYn4SBjLUlUjfiqbaLOD2Jp8WHLN1EYc5aXSiwuYn9Q778z/mfUVNNh:xqsJ7LOoo5a07+1XzOqseEgnto2Lz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
httpdownload_s.exe

Files

httpdownload_s.exe
.exe windows:6 windows x64 arch:x64

f8e2c713d81010b110101bb31c01aa56

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
IMAGE_FILE_DEBUG_STRIPPED

Imports

msvcrt

_beginthread
memcpy
malloc
fwrite
free
fprintf
exit
abort
_errno
__iob_func

kernel32

WaitForSingleObject
SetEvent
CreateEventA
WriteFile
VirtualQuery
VirtualProtect
VirtualFree
VirtualAlloc
TerminateProcess
Sleep
ReleaseSRWLockExclusive
ReadFile
QueryPerformanceFrequency
QueryPerformanceCounter
OutputDebugStringA
LeaveCriticalSection
K32GetProcessMemoryInfo
IsDebuggerPresent
InitializeCriticalSection
GetSystemInfo
GetStdHandle
GetProcessId
GetNativeSystemInfo
GetLastError
GetFileAttributesA
GetEnvironmentVariableA
GetCurrentThreadId
GetCurrentProcess
EnterCriticalSection
CreateFileA
CloseHandle
AcquireSRWLockExclusive
WriteFile
WriteConsoleW
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetUnhandledExceptionFilter
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
ResumeThread
PostQueuedCompletionStatus
LoadLibraryA
LoadLibraryW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetEnvironmentStringsW
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler

Exports

Exports

_cgo_panic
_cgo_topofstack
crosscall2

Sections

.text
Size: 3.2MB - Virtual size: 3.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 259KB - Virtual size: 10.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 179B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f8e2c713d81010b110101bb31c01aa56

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

kernel32

Exports

Exports

Sections

.text Size: 3.2MB - Virtual size: 3.2MB

.rdata Size: 2.3MB - Virtual size: 2.3MB

.data Size: 259KB - Virtual size: 10.9MB

.idata Size: 2KB - Virtual size: 2KB

.edata Size: 512B - Virtual size: 179B

.reloc Size: 34KB - Virtual size: 34KB

.symtab Size: 512B - Virtual size: 4B

.text
Size: 3.2MB - Virtual size: 3.2MB

.rdata
Size: 2.3MB - Virtual size: 2.3MB

.data
Size: 259KB - Virtual size: 10.9MB

.idata
Size: 2KB - Virtual size: 2KB

.edata
Size: 512B - Virtual size: 179B

.reloc
Size: 34KB - Virtual size: 34KB

.symtab
Size: 512B - Virtual size: 4B