server[.]exe | Triage

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General

Target

server.exe
Size

1.1MB
MD5

6e9bf100272097f3e330e7c1f312c303
SHA1

33464583d801d2fd52181a98dcc411464a89007f
SHA256

ff6444089af3ad4d14aa977a689b2786245848ca588018342561d44270d23542
SHA512

65dc52dfabd74c2453e499f17b7337f157f7627240b3d76ea3f55cc60c32fdcb79fa6a2590cb04aebc0fc6b69a21457d8bce7dde2083cbb72e3b0ab35ee9dc39
SSDEEP

24576:e6DXzo5KsJf3QBtN8zC1DruG8myZzP760dDQZD:/zo5KmI/h3QmCT760WZD

Score

1^/10

Malware Config

Signatures

Files

server.exe
.exe windows:5 windows x86 arch:x86

de50175c37330664f3fe09a0c0865ed1

Code Sign

33:00:00:03:ae:2d:35:51:c8:53:8f:55:1d:00:00:00:00:03:ae
Certificate

Issuer

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

Not Before

16/11/2023, 19:08

Not After

14/11/2024, 19:08

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

4d:fe:85:ef:71:96:88:f6:2f:32:f1:0c:b2:36:4a:3b:c0:fb:a7:91:9c:59:7e:b4:93:6e:37:ea:8a:f0:01:43
Signer

Actual PE Digest

4d:fe:85:ef:71:96:88:f6:2f:32:f1:0c:b2:36:4a:3b:c0:fb:a7:91:9c:59:7e:b4:93:6e:37:ea:8a:f0:01:43

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_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

f:\binaries.x86ret\bin\i386\bbt\opt\bin\i386\vbc.pdb

Imports

mscoree

LoadLibraryShim
GetCORSystemDirectory
StrongNameFreeBuffer
StrongNameErrorInfo
StrongNameTokenFromPublicKey
CorBindToCurrentRuntime
GetRealProcAddress

ole32

CoCreateInstance
CoTaskMemRealloc
CoTaskMemAlloc
CoTaskMemFree
CoUninitialize
CoInitializeEx
CoGetClassObject
IIDFromString
StringFromGUID2
CoCreateGuid

oleaut32

VarR8FromStr
VarDecFix
SysFreeString
SysStringLen
SysAllocStringLen
SysAllocString
SetErrorInfo
CreateErrorInfo
VarBstrCat
SysAllocStringByteLen
SysStringByteLen
GetErrorInfo
VarUI4FromStr
VarDecCmp
VarBstrFromDec
VarDecFromStr
VarR4FromR8
VarDecFromR8
VarR8FromDec
VarUI4FromR4
VarUI4FromR8
VarUI4FromDec
VariantClear
VariantInit
VarBstrCmp
VarDecNeg
VarDecAdd
VarDecSu
VarDecMul
VarDecDiv

user32

UnregisterClassA

shlwapi

PathIsUNCW
PathRemoveFileSpecW
PathAppendW
PathIsURLW

psapi

GetModuleFileNameExW

msvcr80

strcat_s
vsprintf_s
_purecall
atof
strncat_s
iswspace
exit
_resetstkoflw
printf
wcscat_s
qsort
_ui64tow_s
_i64tow_s
memmove
_CxxThrowException
_ultow_s
_vscwprintf
_mktime64
wcspbrk
_CIfmod
floor
wcsncmp
bsearch
_local_unwind4
_isnan
_CIpow
_wcsicmp
_wmakepath_s
_wtol
_access_s
_waccess_s
_swab
_stricmp
_strnicmp
strncpy
_amsg_exit
__wgetmainargs
_cexit
_exit
_XcptFilter
__winitenv
_initterm
_initterm_e
_configthreadlocale
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
_encode_pointer
__set_app_type
_except_handler4_common
_unlock
__dllonexit
_lock
_onexit
_decode_pointer
?terminate@@YAXXZ
_invoke_watson
_controlfp_s
_crt_debugger_hook
?_type_info_dtor_internal_method@type_info@@QAEXXZ
wcschr
wcscpy_s
iswalpha
_wcsnicmp
??2@YAPAXI@Z
??_U@YAPAXI@Z
_wcstoi64
_recalloc
wcsncpy_s
free
malloc
_wsplitpath_s
memcpy
wcstoul
_errno
fclose
_open_osfhandle
_fdopen
fwrite
wcsftime
fwprintf
fputws
memset
__iob_func
fgetws
wcsrchr
_time64
_localtime64
memcpy_s
_wtoi
_itow_s
isspace
_wcslwr_s
wcstok_s
_vsnwprintf_s
??_V@YAXPAX@Z
??3@YAXPAX@Z
_ecvt_s

advapi32

RegCloseKey
CryptGetHashParam
CryptReleaseContext
CryptDestroyHash
CryptCreateHash
CryptAcquireContextA
RegQueryValueExA
RegOpenKeyExA
CryptHashData

kernel32

GetLocaleInfoA
SetFilePointer
CreateFileMappingA
ReadFile
GetProcessHeap
CreateFileA
DeleteFileA
GetFullPathNameA
FindNextFileA
FindFirstFileA
GetFileSize
GetShortPathNameA
GetFileTime
SetLastError
CreateToolhelp32Snapshot
Module32FirstW
Module32NextW
ReadProcessMemory
OpenThread
CompareFileTime
VirtualFree
VirtualAlloc
GetSystemInfo
HeapReAlloc
HeapDestroy
HeapCreate
LockResource
IsDebuggerPresent
DuplicateHandle
GetCurrentProcessId
GetCurrentThreadId
GetThreadLocale
SetEvent
ReleaseMutex
UnmapViewOfFile
MapViewOfFile
HeapAlloc
lstrlenA
HeapFree
GetCommandLineW
GetCommandLineA
LoadResource
SizeofResource
GetACP
InterlockedDecrement
InterlockedIncrement
LeaveCriticalSection
EnterCriticalSection
AreFileApisANSI
MultiByteToWideChar
IsValidCodePage
GetFileType
GetSystemDefaultLangID
TerminateProcess
GetCurrentProcess
WideCharToMultiByte
WriteFile
GetVersionExA
CloseHandle
DeleteCriticalSection
InitializeCriticalSection
GetUserDefaultLCID
GetSystemDefaultLCID
ConvertDefaultLocale
GetConsoleOutputCP
FindClose
RaiseException
InterlockedExchange
GetLastError
GetProcAddress
FreeLibrary
LocalAlloc
LocalFree
GetStdHandle
GetConsoleScreenBufferInfo
LoadLibraryA
Sleep
InterlockedCompareExchange
SetUnhandledExceptionFilter
QueryPerformanceCounter
GetTickCount
GetSystemTimeAsFileTime
UnhandledExceptionFilter
WaitForSingleObject
GetModuleFileNameA

Sections

.text
Size: 921KB - Virtual size: 921KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 35KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 179KB - Virtual size: 179KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

de50175c37330664f3fe09a0c0865ed1

Code Sign

33:00:00:03:ae:2d:35:51:c8:53:8f:55:1d:00:00:00:00:03:aeCertificate

Extended Key Usages

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

Key Usages

4d:fe:85:ef:71:96:88:f6:2f:32:f1:0c:b2:36:4a:3b:c0:fb:a7:91:9c:59:7e:b4:93:6e:37:ea:8a:f0:01:43Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

ole32

oleaut32

user32

shlwapi

psapi

msvcr80

advapi32

kernel32

Sections

.text Size: 921KB - Virtual size: 921KB

.data Size: 35KB - Virtual size: 37KB

.rsrc Size: 179KB - Virtual size: 179KB

33:00:00:03:ae:2d:35:51:c8:53:8f:55:1d:00:00:00:00:03:ae
Certificate

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

4d:fe:85:ef:71:96:88:f6:2f:32:f1:0c:b2:36:4a:3b:c0:fb:a7:91:9c:59:7e:b4:93:6e:37:ea:8a:f0:01:43
Signer

.text
Size: 921KB - Virtual size: 921KB

.data
Size: 35KB - Virtual size: 37KB

.rsrc
Size: 179KB - Virtual size: 179KB