Coreinfo[.]exe

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General

Target

Coreinfo.exe
Size

966KB
MD5

476ade4ae7985f863289b3ce3de5cc92
SHA1

16edc8c4a717ebbe074075a413e576610070da92
SHA256

d93e8067c68ac71928fb963fcba332e91004cbac8b85763e8c6cf19e2ab29895
SHA512

af730294c9b6cf0d46f3eaded0b452934424193ea6804eee1cf85bb7549e0c8c19cc421e9fdbad8aa1957c0afc4804349080d8c59765e0ad6804eda8db07f684
SSDEEP

12288:PYnTks8zVM/y/Rlgbz8YgXdG729dgWQqq:PoTZ4lgb4tdG729dgdq

Score

1^/10

Malware Config

Signatures

Files

Coreinfo.exe
.exe windows:5 windows x86 arch:x86

7c78cbc09cc5e1ea3bd973e23e82523a

Code Sign

33:00:00:01:87:72:17:72:15:59:40:c7:09:00:00:00:00:01:87
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04/03/2020, 18:39

Not After

03/03/2021, 18:39

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

92:4b:57:36:16:ee:cf:95:cf:cc:83:b9:3b:b2:14:6f:25:67:76:7e:af:dd:26:e9:b6:1c:01:b9:64:6d:25:51
Signer

Actual PE Digest

92:4b:57:36:16:ee:cf:95:cf:cc:83:b9:3b:b2:14:6f:25:67:76:7e:af:dd:26:e9:b6:1c:01:b9:64:6d:25:51

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\agent\_work\84\s\exe\Win32\Release\Coreinfo.pdb

Imports

version

VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW

kernel32

LocalFree
GetFileType
GetModuleFileNameW
GetNumaHighestNodeNumber
SetThreadAffinityMask
GetProcessWorkingSetSize
WriteFile
ExpandEnvironmentStringsW
DeviceIoControl
SetThreadPriority
WaitForSingleObject
GetFileAttributesW
GetSystemDirectoryW
GetVersion
GetNumaNodeProcessorMask
GetCurrentThread
DeleteFileW
LocalAlloc
LoadLibraryW
VirtualLock
CreateProcessW
FreeLibrary
FormatMessageA
SetProcessWorkingSetSize
QueryPerformanceCounter
ReadConsoleW
WriteConsoleW
SetFilePointerEx
GetProcessHeap
GetStringTypeW
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetStdHandle
GetCommandLineW
GetModuleHandleW
GetProcAddress
FindResourceW
CloseHandle
LoadResource
GetLastError
LockResource
CreateFileW
GetCurrentProcess
SizeofResource
LoadLibraryExW
GetVersionExW
SetLastError
HeapSize
HeapReAlloc
SetEndOfFile
GetSystemInfo
DecodePointer
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
RaiseException
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
ExitProcess
GetModuleHandleExW
GetConsoleMode
ReadConsoleInputA
SetConsoleMode
SetStdHandle
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetACP
HeapFree
HeapAlloc
GetConsoleCP
CompareStringW
LCMapStringW
FlushFileBuffers
ReadFile
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP

user32

InflateRect
SendMessageW
EndDialog
SetWindowTextW
DialogBoxIndirectParamW
LoadCursorW
GetSysColorBrush
GetDlgItem
SetCursor

gdi32

EndDoc
GetDeviceCaps
SetMapMode
StartDocW
EndPage
StartPage

comdlg32

PrintDlgW

advapi32

RegOpenKeyExW
RegOpenKeyW
RegQueryValueExW
LookupPrivilegeValueW
AdjustTokenPrivileges
RegCloseKey
RegDeleteKeyW
RegSetValueExW
OpenProcessToken
RegCreateKeyW

Sections

.text
Size: 111KB - Virtual size: 110KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 62KB - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 254KB - Virtual size: 257KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 523KB - Virtual size: 522KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7c78cbc09cc5e1ea3bd973e23e82523a

Code Sign

33:00:00:01:87:72:17:72:15:59:40:c7:09:00:00:00:00:01:87Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

92:4b:57:36:16:ee:cf:95:cf:cc:83:b9:3b:b2:14:6f:25:67:76:7e:af:dd:26:e9:b6:1c:01:b9:64:6d:25:51Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

version

kernel32

user32

gdi32

comdlg32

advapi32

Sections

.text Size: 111KB - Virtual size: 110KB

.rdata Size: 62KB - Virtual size: 62KB

.data Size: 254KB - Virtual size: 257KB

.rsrc Size: 523KB - Virtual size: 522KB

.reloc Size: 6KB - Virtual size: 5KB

33:00:00:01:87:72:17:72:15:59:40:c7:09:00:00:00:00:01:87
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

92:4b:57:36:16:ee:cf:95:cf:cc:83:b9:3b:b2:14:6f:25:67:76:7e:af:dd:26:e9:b6:1c:01:b9:64:6d:25:51
Signer

.text
Size: 111KB - Virtual size: 110KB

.rdata
Size: 62KB - Virtual size: 62KB

.data
Size: 254KB - Virtual size: 257KB

.rsrc
Size: 523KB - Virtual size: 522KB

.reloc
Size: 6KB - Virtual size: 5KB