at[.]exe | Triage

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General

Target

at.exe
Size

25KB
MD5

4705d6d9db84002c22ea8a5181aee9e5
SHA1

96528a42554401521bf621a477c390bab87c6f35
SHA256

d93c1f1c89e1dfb21e189aff5d94c0ff13ab2e132a496f05f97249a8e26ffa7e
SHA512

b507c7cdb27d7baace3bbb39704712ca0fdb4705116b59ee1130a1b3b2779b6bc10bdb0bdc9a1e8d21d33c15e8e742b0d787d740111c1d78b634bfff1d1d661d
SSDEEP

384:QYOgDzJS44tVj+8JYUW/2VHZYirO262aDgUcNcbjiS5wpuJ9fvjW4wWG:QY7JF47+SYUWZ/EVWaukuJ9f/E

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
at.exe

Files

at.exe
.exe windows:10 windows x86 arch: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

PDB Paths

at.pdb

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: 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

d5e405da642d875e6a1bc0f575104ce1

Headers

DLL Characteristics

File Characteristics

PDB Paths

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: 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