at[.]exe | Triage

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General

Target

at.exe
Size

24KB
MD5

2ae20048111861fa09b709d3cc551ad6
SHA1

63db5bea03c9924df8ec497dac03f41af582565b
SHA256

c27460533b663278c2c03cd85384aa2560bc4a8ffa6d7160b070f8be62839145
SHA512

772bb06a670b5a0b7f732d6a4fd38bd9dfca1e3a705388b3e6d6b37c90c91f907266b7cb10894f0b9798772da929211d6b688da30b52ee5f7f14683b260abe8e
SSDEEP

384:ROnToZKLrisNpN/mSBJtWh/1yyEatn7lwUcHc/f5wpnJ7vHWwwWl:RymKisNpA0tWhfwV8/BknJ7r

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
at.exe

Files

at.exe
.exe windows x86

d5e405da642d875e6a1bc0f575104ce1

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

msvcrt

malloc
strpbrk
strchr
exit
free
sscanf_s
strcpy_s
wcschr
fgets
strspn
strcat_s
wcscpy_s
_stricmp
_except_handler4_common
_controlfp
wcstok_s
?terminate@@YAXXZ
wcstoul
_itoa_s
_initterm
_wcsupr
_wcsicmp
__setusermatherr
_vsnwprintf
__p__fmode
__iob_func
_cexit
_exit
__set_app_type
__getmainargs
_amsg_exit
__p__commode
wcsrchr
_XcptFilter
memset

api-ms-win-core-registry-l1-1-0

RegOpenKeyExW
RegCloseKey
RegQueryValueExW

api-ms-win-core-processenvironment-l1-1-0

ExpandEnvironmentStringsW
GetCommandLineW
GetStdHandle

api-ms-win-core-console-l1-1-0

GetConsoleOutputCP
ReadConsoleW
WriteConsoleW
GetConsoleMode

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

SetThreadUILanguage
FormatMessageW
GetCPInfo
GetThreadLocale

api-ms-win-core-file-l1-1-0

WriteFile
GetFileType

schedcli

NetScheduleJobAdd
NetScheduleJobEnum
NetScheduleJobDel
NetScheduleJobGetInfo

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

MultiByteToWideChar
WideCharToMultiByte

api-ms-win-core-errorhandling-l1-1-0

SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetLastError

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

HeapSetInformation

api-ms-win-core-heap-l2-1-0

LocalAlloc
LocalFree

api-ms-win-core-datetime-l1-1-0

GetTimeFormatW

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime
GetTickCount
GetSystemTime

netutils

NetApiBufferFree

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

LoadLibraryExW
GetModuleHandleW
FreeLibrary

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

Sleep

api-ms-win-core-processthreads-l1-1-0

GetCurrentProcess
GetCurrentThreadId
TerminateProcess
GetCurrentProcessId

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-shcore-obsolete-l1-1-0

CommandLineToArgvW

api-ms-win-core-privateprofile-l1-1-0

GetProfileIntA
GetProfileStringA

Sections

.text
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d5e405da642d875e6a1bc0f575104ce1

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

api-ms-win-core-registry-l1-1-0

api-ms-win-core-processenvironment-l1-1-0

api-ms-win-core-console-l1-1-0

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

api-ms-win-core-file-l1-1-0

schedcli

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

api-ms-win-core-errorhandling-l1-1-0

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

api-ms-win-core-heap-l2-1-0

api-ms-win-core-datetime-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

netutils

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

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

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-profile-l1-1-0

api-ms-win-shcore-obsolete-l1-1-0

api-ms-win-core-privateprofile-l1-1-0

Sections

.text Size: 14KB - Virtual size: 13KB

.data Size: 2KB - Virtual size: 6KB

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

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

.reloc Size: 1KB - Virtual size: 1KB

.text
Size: 14KB - Virtual size: 13KB

.data
Size: 2KB - Virtual size: 6KB

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

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

.reloc
Size: 1KB - Virtual size: 1KB