buildz[.]exe | Triage

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General

Target

buildz.exe
Size

728KB
MD5

1ac225bc36c31f9209f984210bd68469
SHA1

b43db3c1f19bca6b35e91ee88edf8c80d4e6c422
SHA256

d69f5817cc5eadb99b3a8b0f87ca4a471c052f151f14180955f14ad78a1acacc
SHA512

e99727b0b993b6911b402eb48c85eb81dd10b76894eabaad196618558f643ab6dd2e5c1a5d393e1537b089fdfdbe1d778c88f62fb0abd9384b461521422e53a3
SSDEEP

12288:yCLwobUsKbD6axHJhie99gldRoo+uoagdWip+KSN7uO7/:yYsmaZJwAglLoo+5WioKSN7ue/

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
buildz.exe

Files

buildz.exe
.exe windows:5 windows x86 arch:x86

321f5991d9ca05f3c2dbb14c7f0cb744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetNumaProcessorNode
DebugActiveProcessStop
GetConsoleAliasExesLengthA
SetUnhandledExceptionFilter
InterlockedIncrement
WaitForSingleObject
SetComputerNameW
ConnectNamedPipe
GetModuleHandleW
GetTickCount
LoadLibraryW
GetLocaleInfoW
GetFileAttributesA
HeapCreate
lstrcpynW
GetAtomNameW
FindNextVolumeMountPointW
SetConsoleTitleA
GetConsoleOutputCP
TryEnterCriticalSection
GetLongPathNameW
GetThreadLocale
GetProcAddress
HeapSize
CreateHardLinkW
FindAtomA
GlobalFindAtomW
SetSystemTime
GetModuleFileNameA
SetConsoleTitleW
HeapSetInformation
GetCurrentDirectoryA
SetCalendarInfoA
FindAtomW
CloseHandle
GetLastError
CreateFileA
CreateFileW
ReadFile
FlushFileBuffers
HeapReAlloc
HeapAlloc
GetCommandLineA
GetStartupInfoW
RaiseException
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
IsDebuggerPresent
DecodePointer
EncodePointer
HeapFree
IsProcessorFeaturePresent
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
DeleteCriticalSection
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
SetLastError
GetCurrentThreadId
InterlockedDecrement
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
SetFilePointer
GetConsoleCP
GetConsoleMode
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
Sleep
RtlUnwind
MultiByteToWideChar
SetStdHandle
WriteConsoleW
LCMapStringW
GetStringTypeW

user32

CopyRect
GetMonitorInfoW
LoadIconW

advapi32

RegCreateKeyW

ole32

CoTaskMemFree

winhttp

WinHttpOpen

Sections

.text
Size: 61KB - Virtual size: 60KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 624KB - Virtual size: 623KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 11KB - Virtual size: 1.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 31KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

321f5991d9ca05f3c2dbb14c7f0cb744

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ole32

winhttp

Sections

.text Size: 61KB - Virtual size: 60KB

.rdata Size: 624KB - Virtual size: 623KB

.data Size: 11KB - Virtual size: 1.0MB

.rsrc Size: 31KB - Virtual size: 31KB

.text
Size: 61KB - Virtual size: 60KB

.rdata
Size: 624KB - Virtual size: 623KB

.data
Size: 11KB - Virtual size: 1.0MB

.rsrc
Size: 31KB - Virtual size: 31KB