silent[.]exe | Triage

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General

Target

silent.exe
Size

5.4MB
MD5

8e0907f52947b06a7b2f4a3ff064ec2d
SHA1

f22b45b8eab6a0a5d448e8c38fa1f8d0eaa6cc2a
SHA256

f5337c8755def6dfe13adfefb348a01d4b569d731e4ee40561587079c0e54486
SHA512

ea75e730e4be066a66e64e51a14eef1e657ed4eca2bd6da4a759a3e07277fe810dfc55b2de67d0cc0512a43ba608bceba4ea753cc12d3ec43446a6c08ab06d64
SSDEEP

98304:yzMMH/yXitS8hC0qmtmHTUZ6F8V8s1TQU3Cf/J3+EbL2Is:yo7z8h3qm1Z641lSZ3K

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
silent.exe

Files

silent.exe
.exe windows:4 windows x64

f7505c167603909b7180406402fef19e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

CloseHandle
CreateSemaphoreW
DeleteCriticalSection
EnterCriticalSection
GetCurrentThreadId
GetLastError
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
RaiseException
ReleaseSemaphore
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_onexit
_wcsicmp
_wcsnicmp
abort
calloc
exit
fprintf
fputc
fputs
fputwc
free
fwprintf
fwrite
localeconv
malloc
memcpy
memset
realloc
signal
strcmp
strerror
strlen
strncmp
vfprintf
wcscat
wcscpy
wcslen
wcsncmp
wcsstr

Sections

.text
Size: 97KB - Virtual size: 97KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 5.3MB - Virtual size: 5.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 5KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 896B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 816B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f7505c167603909b7180406402fef19e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 97KB - Virtual size: 97KB

.data Size: 5.3MB - Virtual size: 5.3MB

.rdata Size: 13KB - Virtual size: 13KB

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

.xdata Size: 4KB - Virtual size: 3KB

.bss Size: - Virtual size: 5KB

.idata Size: 3KB - Virtual size: 2KB

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 1024B - Virtual size: 896B

.reloc Size: 1024B - Virtual size: 816B

.text
Size: 97KB - Virtual size: 97KB

.data
Size: 5.3MB - Virtual size: 5.3MB

.rdata
Size: 13KB - Virtual size: 13KB

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

.xdata
Size: 4KB - Virtual size: 3KB

.bss
Size: - Virtual size: 5KB

.idata
Size: 3KB - Virtual size: 2KB

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 1024B - Virtual size: 896B

.reloc
Size: 1024B - Virtual size: 816B