excel[.]exe | Triage

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General

Target

excel.exe
Size

2.6MB
MD5

deda46267875939e99fa8edbd673193b
SHA1

ba1c2cae4785f4c5acf29fb0b444553dcb1d20d0
SHA256

3f36346e928b7efd61a814148d00de9a24a5008994f175a195c9a3b9d609215b
SHA512

6e299142fa5702ee62607b476167aaf30d16514bb117aa3ab724dbc486a3a429e1e8629a820ec975a11b0efb39f41ae3a4ebf943267f9f461f4f5d58c2e2884e
SSDEEP

6144:5Rkvz0v0LHDskAmVbgn0Cuc6evCvAHfkoYdFp+ecnqM:5RkDLHDskAJYEpnH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
excel.exe

Files

excel.exe
.exe windows:4 windows x64

567531f08180ab3963b70889578118a3

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
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
CreatePipe
CreateProcessA
CreateThread
DeleteCriticalSection
DisconnectNamedPipe
DuplicateHandle
EnterCriticalSection
ExitThread
FreeConsole
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetStdHandle
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
PeekNamedPipe
QueryPerformanceCounter
ReadFile
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TerminateThread
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WriteFile

msvcrt

_close
_dup
_itoa
_kbhit
_open
_read
_strcmpi
_strnicmp
_write
__dllonexit
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_errno
_fmode
_initterm
_isatty
_lock
_onexit
_setjmp
_setmode
_sleep
_time64
_unlock
abort
atoi
calloc
exit
fflush
fprintf
fputc
free
fwrite
getenv
gets
longjmp
malloc
memcmp
memcpy
memset
rand
signal
sprintf
srand
strcat
strchr
strcmp
strcpy
strlen
strncmp
strncpy
vfprintf

wsock32

WSACleanup
WSAGetLastError
WSASetLastError
WSAStartup
__WSAFDIsSet
accept
bind
closesocket
connect
gethostbyaddr
gethostbyname
getservbyname
getservbyport
getsockname
htons
inet_addr
inet_ntoa
listen
ntohs
recv
recvfrom
select
send
setsockopt
shutdown
socket

Sections

.text
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 240B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 3KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 72B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2.6MB - Virtual size: 2.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

567531f08180ab3963b70889578118a3

Headers

File Characteristics

Imports

kernel32

msvcrt

wsock32

Sections

.text Size: 25KB - Virtual size: 25KB

.data Size: 512B - Virtual size: 240B

.rdata Size: 5KB - Virtual size: 4KB

.bss Size: - Virtual size: 3KB

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

.CRT Size: 512B - Virtual size: 104B

.tls Size: 512B - Virtual size: 72B

.rsrc Size: 2.6MB - Virtual size: 2.6MB

.text
Size: 25KB - Virtual size: 25KB

.data
Size: 512B - Virtual size: 240B

.rdata
Size: 5KB - Virtual size: 4KB

.bss
Size: - Virtual size: 3KB

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

.CRT
Size: 512B - Virtual size: 104B

.tls
Size: 512B - Virtual size: 72B

.rsrc
Size: 2.6MB - Virtual size: 2.6MB