expand[.]exe | Triage

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General

Target

expand.exe
Size

68KB
MD5

5b5bbba95c4e0815a6d3c87623cc6b61
SHA1

4d020b3e44bd610845888d7e8fc4a8c0533c38dc
SHA256

51d7626894719104aadfe4a52d8cde4e41b9daad57266ea642ec27275eac006a
SHA512

660891ffbd600c8332e378d196fd275e7201d07921bf2d413bf3ba75843e79889d5fcda4ea99ad5839284320b92055cab4352a822eee05354f55be91ffe084d8
SSDEEP

768:tIla1Clq6LdttcACMpFbqB4GvNM/68PP/u0bGhBZiadVvvTkUn:tIla1Cg1ACIbK4ajZTkUn

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
expand.exe

Files

expand.exe
.exe windows:10 windows x64 arch:x64

6cffc29fb5449a92d29d48b72eeb323d

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

memcmp
strcat_s
strnlen
toupper
_wcsicmp
_wcsnicmp
wcsncmp
memcpy
?terminate@@YAXXZ
_onexit
__dllonexit
_unlock
_lock
_commode
_vsnwprintf
_initterm
__setusermatherr
_cexit
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
_XcptFilter
malloc
free
vswprintf_s
_vsnprintf
vsprintf_s
__C_specific_handler
strcpy_s
_wsetlocale
_snwprintf_s
fflush
atoi
printf
strncpy_s
_fmode
memset

ntdll

RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
NlsMbCodePageTag
RtlMultiByteToUnicodeN

kernel32

MapViewOfFile
FreeLibrary
LoadResource
FindResourceExW
LCIDToLocaleName
UnmapViewOfFile
GetVersionExW
GetLocaleInfoW
LoadLibraryExW
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
SetLastError
LoadLibraryExA
SearchPathW
lstrcmpA
GetStringTypeW
GetFileTime
GlobalFree
GlobalAlloc
AcquireSRWLockExclusive
RaiseException
GetLocaleInfoEx
GetTempPathW
VirtualQuery
GetSystemInfo
IsDBCSLeadByte
VirtualProtect
GetFullPathNameW
GetConsoleOutputCP
SetThreadUILanguage
GetFullPathNameA
HeapSetInformation
lstrcmpiA
lstrcmpiW
SetFileTime
LocalAlloc
_lopen
_llseek
GetLastError
CloseHandle
LocalFree
_lread
GetFileSize
_lclose
_lcreat
_lwrite
ReadFile
HeapFree
GetModuleHandleExW
GetConsoleCP
SetFilePointer
WaitForSingleObject
CreateFileW
GetFileAttributesW
GetACP
MultiByteToWideChar
FormatMessageW
GetFileAttributesA
GetVersionExA
CreateFileMappingW
HeapAlloc
CreateThread
GetCurrentDirectoryW
GetProcAddress
GetProcessHeap
WideCharToMultiByte
Sleep
SetUnhandledExceptionFilter
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
ReleaseSRWLockExclusive

user32

LoadStringA
CharLowerA
LoadStringW

cabinet

ord23
ord21
ord20

rpcrt4

UuidCreate

advapi32

RegOpenKeyExW
RegQueryValueExW
RegCloseKey

Sections

.text
Size: 28KB - Virtual size: 26KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 4KB - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 188B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6cffc29fb5449a92d29d48b72eeb323d

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

ntdll

kernel32

user32

cabinet

rpcrt4

advapi32

Sections

.text Size: 28KB - Virtual size: 26KB

.rdata Size: 12KB - Virtual size: 10KB

.data Size: 4KB - Virtual size: 9KB

.pdata Size: 4KB - Virtual size: 1KB

.didat Size: 4KB - Virtual size: 32B

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

.reloc Size: 4KB - Virtual size: 188B

.text
Size: 28KB - Virtual size: 26KB

.rdata
Size: 12KB - Virtual size: 10KB

.data
Size: 4KB - Virtual size: 9KB

.pdata
Size: 4KB - Virtual size: 1KB

.didat
Size: 4KB - Virtual size: 32B

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

.reloc
Size: 4KB - Virtual size: 188B