Static task
static1
Behavioral task
behavioral1
Sample
FB2.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
FB2.exe
Resource
win10v2004-20231215-en
General
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Target
FB2.exe
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Size
12.7MB
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MD5
3255f157fcb696b3a517e1428aad35ee
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SHA1
a27ae17c543a02f5d3668c13f214fd7b70bcb1d4
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SHA256
36ae3adeedb8b4009608d5165976b3e2de125a20da32e5474159d346b4a144a8
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SHA512
44bdd290ae3977a3a4ec828aa3a6dd7aa7f68f0d4b01a09d49dcf7b256c8924ae54d9b0260bbd038596177c830dfabaf8aaebb9ae59ae312bb9ba11496e4268e
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SSDEEP
6144:eFoBgKTjCn3XcAZ5nboiz4t3o584r2Sr:QoqKnc3XcO5nbor3SF2Sr
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource FB2.exe
Files
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FB2.exe.exe windows:5 windows x86 arch:x86
195345e3382cbb65d340192ba29a65a0
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
LocalUnlock
FindFirstFileW
SetThreadContext
WriteConsoleInputW
CommConfigDialogA
DebugActiveProcessStop
ConvertThreadToFiber
UpdateResourceA
GlobalAddAtomA
InterlockedIncrement
HeapFree
GetEnvironmentStringsW
GetFileAttributesExA
LocalFlags
ReadConsoleW
GetCompressedFileSizeW
GetCommandLineA
GetConsoleCP
GlobalAlloc
SetFileShortNameW
LoadLibraryW
GetLocaleInfoW
ReadFileScatter
SetVolumeMountPointA
DeleteVolumeMountPointW
GetConsoleAliasW
GetModuleFileNameW
FlushFileBuffers
GetShortPathNameA
GetNamedPipeHandleStateW
GetCPInfoExW
GetLastError
GetCurrentDirectoryW
SetLastError
SetComputerNameA
OpenWaitableTimerA
LoadLibraryA
WriteConsoleA
FindNextFileA
FindFirstVolumeMountPointA
GetModuleHandleA
GetStringTypeW
VirtualProtect
GetCPInfoExA
GetWindowsDirectoryW
GetProfileSectionW
SetStdHandle
SetFilePointer
WriteConsoleW
CloseHandle
InterlockedDecrement
Sleep
InterlockedExchange
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
EncodePointer
DecodePointer
MoveFileA
HeapReAlloc
HeapSetInformation
GetStartupInfoW
RtlUnwind
HeapAlloc
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TerminateProcess
GetCurrentProcess
HeapSize
GetProcAddress
GetModuleHandleW
ExitProcess
HeapCreate
HeapDestroy
RaiseException
WriteFile
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsW
WideCharToMultiByte
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetCurrentThreadId
GetCurrentThread
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetCPInfo
FatalAppExitA
GetACP
GetOEMCP
IsValidCodePage
GetUserDefaultLCID
GetLocaleInfoA
EnumSystemLocalesA
IsValidLocale
MultiByteToWideChar
SetConsoleCtrlHandler
FreeLibrary
LCMapStringW
GetConsoleMode
ReadFile
CreateFileW
user32
CharUpperBuffW
GetDlgCtrlID
CharToOemBuffA
Sections
.text Size: 129KB - Virtual size: 129KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 91KB - Virtual size: 4.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.poluxi Size: 512B - Virtual size: 1B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12.5MB - Virtual size: 58KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ