tcpvcon[.]exe | Triage

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General

Target

tcpvcon.exe
Size

197KB
MD5

356ed0fc156993551a484964f99e65b8
SHA1

6b936b5a5b4451bc4f147dad6cd2a7072a799d03
SHA256

37621bdac3ced1103278e8c0ef7b73dfa1cbe9becfbaff421a46fbc78d636b5f
SHA512

8060b018f256ddf4dbde002b6d6b526362c617cbe8f1930a88cb4f191542240530658e8a7b6ed5c496436bcafaac0a6898e67187c3c8854e73ce6f66809c5fd0
SSDEEP

3072:A/H4UqjYVxwTcy4jPPZAjjF/hd8i2pzjGf9j3nPR1IIqQdUF1cePZGkjqjR96xUj:AP4BjYVeTfjF/r8x3GlDnpCaO0Mxg

Score

1^/10

Malware Config

Signatures

Files

tcpvcon.exe
.exe windows x86

72c1a86648092f912d3d16a4a8e5ebe4

Code Sign

33:00:00:02:cb:b7:75:39:fb:02:71:42:36:00:00:00:00:02:cb
Certificate

Issuer

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

Not Before

12/05/2022, 20:45

Not After

11/05/2023, 20:45

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

47:fd:25:2a:21:bb:7e:0a:d2:85:03:8a:df:72:20:8e:60:7a:8c:da:51:d8:08:53:b7:b1:ef:e9:f0:ca:96:e3
Signer

Actual PE Digest

47:fd:25:2a:21:bb:7e:0a:d2:85:03:8a:df:72:20:8e:60:7a:8c:da:51:d8:08:53:b7:b1:ef:e9:f0:ca:96:e3

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

Imports

version

GetFileVersionInfoSizeA
GetFileVersionInfoW
GetFileVersionInfoA
VerQueryValueW
VerQueryValueA
GetFileVersionInfoSizeW

ws2_32

WSAStartup
gethostbyaddr
gethostname
htonl
htons
getservbyport

iphlpapi

GetUdpTable
GetTcpTable

psapi

GetModuleFileNameExA

kernel32

DuplicateHandle
OpenProcess
GetLastError
CreateFileA
CloseHandle
GetCurrentProcessId
CreateEventA
HeapFree
EnterCriticalSection
TerminateProcess
LeaveCriticalSection
InitializeCriticalSection
SetEvent
LoadLibraryA
GetProcessHeap
GetTickCount
FreeEnvironmentStringsW
ReadConsoleInputW
SetConsoleMode
CreateFileW
ReadFile
SetEnvironmentVariableW
GetConsoleOutputCP
FlushFileBuffers
LCMapStringW
CompareStringW
GetCurrentProcess
HeapAlloc
GetCommandLineA
WriteFile
GetConsoleCP
GetModuleHandleExW
ExitProcess
SetStdHandle
LoadLibraryExW
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
EncodePointer
RaiseException
RtlUnwind
WideCharToMultiByte
MultiByteToWideChar
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetModuleHandleW
CreateEventW
WaitForSingleObjectEx
ResetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LocalFree
GetStringTypeW
GetFileSizeEx
SetFilePointerEx
HeapSize
WriteConsoleW
FindNextFileW
GetProcAddress
GetModuleHandleA
LocalAlloc
GetStdHandle
GetCommandLineW
GetVersionExA
LoadLibraryExA
SetLastError
GetFileType
GetModuleFileNameW
GetModuleFileNameA
HeapReAlloc
FindClose
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
DeviceIoControl
DecodePointer
GetConsoleMode
FindFirstFileExW

user32

PostMessageA
LoadCursorA
InflateRect
EndDialog
DialogBoxIndirectParamA
SetWindowTextA
SendMessageA
SetCursor
GetDlgItem
GetSysColorBrush

gdi32

EndPage
SetMapMode
StartPage
StartDocA
EndDoc
GetDeviceCaps

comdlg32

PrintDlgA

advapi32

LookupPrivilegeValueA
OpenProcessToken
RegCreateKeyA
RegCloseKey
RegOpenKeyA
RegQueryValueExA
RegSetValueExA
RegOpenKeyExA
RegQueryValueExW
AdjustTokenPrivileges

oleaut32

SysAllocString
VariantClear
SysFreeString

Sections

.text
Size: 117KB - Virtual size: 116KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 59KB - Virtual size: 58KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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

72c1a86648092f912d3d16a4a8e5ebe4

Code Sign

33:00:00:02:cb:b7:75:39:fb:02:71:42:36:00:00:00:00:02:cbCertificate

Extended Key Usages

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

Key Usages

47:fd:25:2a:21:bb:7e:0a:d2:85:03:8a:df:72:20:8e:60:7a:8c:da:51:d8:08:53:b7:b1:ef:e9:f0:ca:96:e3Signer

Headers

DLL Characteristics

File Characteristics

Imports

version

ws2_32

iphlpapi

psapi

kernel32

user32

gdi32

comdlg32

advapi32

oleaut32

Sections

.text Size: 117KB - Virtual size: 116KB

.rdata Size: 59KB - Virtual size: 58KB

.data Size: 3KB - Virtual size: 8KB

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

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

33:00:00:02:cb:b7:75:39:fb:02:71:42:36:00:00:00:00:02:cb
Certificate

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

47:fd:25:2a:21:bb:7e:0a:d2:85:03:8a:df:72:20:8e:60:7a:8c:da:51:d8:08:53:b7:b1:ef:e9:f0:ca:96:e3
Signer

.text
Size: 117KB - Virtual size: 116KB

.rdata
Size: 59KB - Virtual size: 58KB

.data
Size: 3KB - Virtual size: 8KB

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

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