Static task
static1
Behavioral task
behavioral1
Sample
BIOS_206.exe
Resource
win10v2004-20240226-en
General
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Target
BIOS_206.exe
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Size
19.9MB
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MD5
6bf97b76abefd6e87559dfd67abe477d
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SHA1
127d0dac2f09a2dbf3d077c6adc8935e763c886b
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SHA256
f9a3e8f8d77afcce8104f9a3ad70018a60cec9eb3ec3e144861ff569f29dbc5b
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SHA512
e9b1bf717573a6fb3231622ce3174b4fef79afe82ccc550fc197b97beafe128324f19818c54b9d0571f6eb6e2ba3d4e1e4ea70ca2ab11060052bfbce4ea73da2
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SSDEEP
393216:gILXoWPlfn6eqhv08OSJSAEkPitSqf27oFmF78jzE7FF22ux:gILbPlP6biSZEkKOsFmRDnux
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource BIOS_206.exe
Files
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BIOS_206.exe.exe windows:5 windows x64 arch:x64
Password: thanks
e877f309ab7412afcaed7a771556098b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
comctl32
ord17
kernel32
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
GetLastError
LoadLibraryA
AreFileApisANSI
GetModuleFileNameA
GetModuleFileNameW
LocalFree
FormatMessageA
FormatMessageW
SetCurrentDirectoryA
CloseHandle
SetFileTime
CreateFileW
SetLastError
SetFileAttributesA
RemoveDirectoryA
CreateDirectoryA
DeleteFileA
GetWindowsDirectoryA
SetFileAttributesW
RemoveDirectoryW
CreateDirectoryW
DeleteFileW
lstrlenA
GetFullPathNameA
GetCurrentDirectoryA
GetTempPathA
GetTempFileNameA
GetFullPathNameW
FindClose
FindFirstFileA
FindFirstFileW
FindNextFileA
GetFileSize
SetFilePointer
ReadFile
WriteFile
SetEndOfFile
CreateFileA
GetStdHandle
EnterCriticalSection
LeaveCriticalSection
WaitForMultipleObjects
VirtualAlloc
VirtualFree
WaitForSingleObject
CreateEventA
SetEvent
ResetEvent
InitializeCriticalSection
Sleep
GetVersionExA
GetExitCodeProcess
CreateProcessA
GetCommandLineW
LCMapStringW
LCMapStringA
GetStringTypeW
GetStringTypeA
HeapReAlloc
GetLocaleInfoA
IsValidCodePage
GetOEMCP
GetACP
GetCPInfo
GetSystemTimeAsFileTime
GetCurrentProcessId
GetTickCount
QueryPerformanceCounter
GetFileType
SetHandleCount
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsA
InitializeCriticalSectionAndSpinCount
HeapSize
HeapCreate
HeapSetInformation
RtlVirtualUnwind
IsDebuggerPresent
GetCurrentProcess
TerminateProcess
FlsAlloc
RaiseException
RtlPcToFileHeader
RtlLookupFunctionEntry
RtlUnwindEx
HeapAlloc
HeapFree
ExitThread
GetCurrentThreadId
CreateThread
GetModuleHandleW
GetProcAddress
ExitProcess
GetCommandLineA
GetStartupInfoA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
RtlCaptureContext
EncodePointer
DecodePointer
FlsGetValue
FlsSetValue
FlsFree
user32
DestroyWindow
PostMessageA
ShowWindow
EndDialog
GetDlgItem
KillTimer
SetTimer
SendMessageA
MessageBoxW
DialogBoxParamW
DialogBoxParamA
GetWindowLongPtrA
SetWindowLongPtrA
SetWindowTextW
SetWindowTextA
LoadStringW
LoadStringA
CharUpperW
CharUpperA
shell32
ShellExecuteExA
oleaut32
SysAllocString
VariantClear
Sections
.text Size: 135KB - Virtual size: 135KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 57KB - Virtual size: 57KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 9KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ