at[.]exe | Triage

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General

Target

at.exe
Size

44KB
MD5

e294e6d8f56297a5931c585a94aca617
SHA1

fe40276ac22804d088da3e828ec89dd81df06ee2
SHA256

b60f72cee81b16c90782d62def07d514013dbb4d2bc545981f4decd01d722784
SHA512

b7f29615f549bfea30d123e96f5f80e1bdf47e5e1cb1ba2fb27cab78d943a8f1bfe1573c85f8e0e718b31fd668db37d1ca9ab413b14d2e8360344456b4805f27
SSDEEP

768:lv/HFMjHM+NTwY0cWnYtUk6mLKk6+JJiPV:llMLBTuYtZ8k6+JJwV

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 x64 arch:x64

706b3b3a140a0d02348522c84c2cb7b7

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE

Imports

msvcrt

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

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

RegOpenKeyExW
RegCloseKey
RegQueryValueExW

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

GetStdHandle
GetCommandLineW
ExpandEnvironmentStringsW

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

GetConsoleMode
ReadConsoleW
WriteConsoleW
GetConsoleOutputCP

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

FormatMessageW
GetCPInfo
SetThreadUILanguage
GetThreadLocale

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

WriteFile
GetFileType

schedcli

NetScheduleJobGetInfo
NetScheduleJobDel
NetScheduleJobAdd
NetScheduleJobEnum

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

WideCharToMultiByte
MultiByteToWideChar

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

GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter

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
GetSystemTime
GetTickCount

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-rtlsupport-l1-1-0

RtlLookupFunctionEntry
RtlVirtualUnwind
RtlCaptureContext

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

GetCurrentProcess
TerminateProcess
GetCurrentThreadId
GetCurrentProcessId

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

GetProfileIntA
GetProfileStringA

Sections

.text
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 660B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 220B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

706b3b3a140a0d02348522c84c2cb7b7

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-rtlsupport-l1-1-0

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: 16KB - Virtual size: 15KB

.rdata Size: 8KB - Virtual size: 6KB

.data Size: 4KB - Virtual size: 8KB

.pdata Size: 4KB - Virtual size: 660B

.rsrc Size: 4KB - Virtual size: 2KB

.reloc Size: 4KB - Virtual size: 220B

.text
Size: 16KB - Virtual size: 15KB

.rdata
Size: 8KB - Virtual size: 6KB

.data
Size: 4KB - Virtual size: 8KB

.pdata
Size: 4KB - Virtual size: 660B

.rsrc
Size: 4KB - Virtual size: 2KB

.reloc
Size: 4KB - Virtual size: 220B