Static task
static1
Behavioral task
behavioral1
Sample
buildexeexe.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
buildexeexe.exe
Resource
win10v2004-20230621-en
General
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Target
buildexeexe.exe
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Size
426KB
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MD5
ca71afe5111ba5a81516a699c1661ea9
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SHA1
b6020dbf72159501057cb3d061ba6bd443b86e92
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SHA256
47b7cb4e0cd767e4b2fb9e2e267593a383510caee39ce8d689cea9c36c33aa0a
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SHA512
d2b18770c5b94ffa8db6615bb34aa6be68923ceffc8f2fc438d5b87225299600dc96969ef92b38973a035f5b20850885d8608d5f97ac6e6d827863b4b6005b44
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SSDEEP
6144:HOA6HJoXSAUgZD4E4EcsTTlA1rrELvSQ7O3mTloPjsCmNep/0xKGH:HOAqJuD4zRsPlA1s03mJQspNeKxr
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource buildexeexe.exe
Files
-
buildexeexe.exe.exe windows x86
420bc48d8eee2ea92911c393945cad60
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
EnumDateFormatsExW
VirtualQuery
GetProfileIntW
FindResourceExW
DeleteVolumeMountPointA
EnumCalendarInfoW
SetCommBreak
LockFile
GetModuleHandleW
GetTickCount
GetConsoleAliasesA
EscapeCommFunction
ReadConsoleW
FormatMessageA
GetCompressedFileSizeW
ClearCommBreak
GetDateFormatA
TlsSetValue
CopyFileW
GetSystemWindowsDirectoryA
FindNextVolumeW
ReplaceFileW
GetACP
GetVolumePathNameA
GetDevicePowerState
ReleaseSemaphore
SetLocaleInfoA
SetCurrentDirectoryA
GetLogicalDriveStringsA
OpenMutexW
GetCurrentDirectoryW
SetLastError
GetProcAddress
GetLongPathNameA
BeginUpdateResourceW
CreateMemoryResourceNotification
LoadLibraryA
CreateHardLinkW
BeginUpdateResourceA
SetProcessWorkingSetSize
OpenSemaphoreW
ReadConsoleInputW
GetWindowsDirectoryW
CreateFileA
SetStdHandle
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
CloseHandle
SetFilePointer
CreateMutexW
GetStringTypeExA
FlushFileBuffers
GetConsoleMode
InterlockedIncrement
InterlockedDecrement
Sleep
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetLastError
HeapFree
UnhandledExceptionFilter
SetUnhandledExceptionFilter
MultiByteToWideChar
ExitProcess
GetCommandLineA
GetStartupInfoA
RtlUnwind
RaiseException
HeapAlloc
HeapCreate
VirtualFree
VirtualAlloc
HeapReAlloc
TerminateProcess
GetCurrentProcess
IsDebuggerPresent
WriteFile
GetStdHandle
GetModuleFileNameA
GetCPInfo
GetOEMCP
IsValidCodePage
TlsGetValue
TlsAlloc
TlsFree
GetCurrentThreadId
InitializeCriticalSectionAndSpinCount
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
HeapSize
GetLocaleInfoA
GetStringTypeA
GetStringTypeW
LCMapStringA
LCMapStringW
GetConsoleCP
user32
SetCaretPos
CharToOemBuffA
DdeCreateStringHandleA
GetMenuBarInfo
LoadMenuA
CharUpperBuffA
GetSysColorBrush
DdeQueryStringA
gdi32
GetCharABCWidthsI
advapi32
InitializeAcl
winhttp
WinHttpReadData
Sections
.text Size: 265KB - Virtual size: 265KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 45KB - Virtual size: 19.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 77KB - Virtual size: 77KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ