at[.]exe | Triage

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General

Target

at.exe
Size

25KB
MD5

9ecf5a521f45ddfd87a3b2a5e184548f
SHA1

3cb927814aa70454ca9018104d6844733c63ca52
SHA256

338a46a9b3365e7a0fd05ec703786204e8be96d77d548e5ef6a1065297ba5aea
SHA512

e986630fa11e6a53cd05a569b7924add8d473a7668482e7ea3eb999a75cfb2049769043c01e0bbf888aed341913161adea8e64ded60b3f81f53e257325566d68
SSDEEP

384:FO87NJcgx/te0yV6dZEu8Ah/Ck9riwrSKDg7vKvjjiS5wpTJpPvMWOwWRU:FvKEe0yVWZn/9vEJukTJpPQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
at.exe

Files

at.exe
.exe windows x86

6f8b3a0d7ef1aff9eed82a48d4db60ce

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

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

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

RegOpenKeyExW
RegQueryValueExW
RegCloseKey

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

GetStdHandle
GetCommandLineW
ExpandEnvironmentStringsW

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

GetConsoleOutputCP
GetConsoleMode
ReadConsoleW
WriteConsoleW

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

GetCPInfo
GetThreadLocale
SetThreadUILanguage
FormatMessageW

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

WriteFile
GetFileType

schedcli

NetScheduleJobAdd
NetScheduleJobEnum
NetScheduleJobDel
NetScheduleJobGetInfo

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

WideCharToMultiByte
MultiByteToWideChar

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

UnhandledExceptionFilter
SetUnhandledExceptionFilter
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

GetTickCount
GetSystemTimeAsFileTime
GetSystemTime

netutils

NetApiBufferFree

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

GetModuleHandleW
LoadLibraryExW
FreeLibrary

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

Sleep

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

GetCurrentProcess
GetCurrentThreadId
GetCurrentProcessId
TerminateProcess

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

QueryPerformanceCounter

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

CommandLineToArgvW

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

GetProfileStringA
GetProfileIntA

Sections

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

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

6f8b3a0d7ef1aff9eed82a48d4db60ce

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-core-commandlinetoargv-l1-1-0

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

Sections

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

.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: 14KB

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

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

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

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