Behavioral task
behavioral1
Sample
8cb11661bf15dd7977f49b6787e94984.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8cb11661bf15dd7977f49b6787e94984.exe
Resource
win10v2004-20231222-en
General
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Target
8cb11661bf15dd7977f49b6787e94984
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Size
435KB
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MD5
8cb11661bf15dd7977f49b6787e94984
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SHA1
27ad67cedcc63917a43ac799dfdef3a1eddfeb44
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SHA256
b79652f7d1022f6619288633c6a2ba93ca4e57b89a16112d00d7655fb83183a4
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SHA512
fb7d2adc89215e6bb95fc926883a7c96cfd395cd94542022a9332ec07a24bc4c7b541dc7f3357552eb5bd031157918cbcfe1390502c4a622e3ade5316a084fcc
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SSDEEP
6144:LSq8eV/M4DG4DgMAAxfT4w+M899HLMnf/9hKXTNy2zdgjEQ6s0iMc56StsdBIoO:X8eVk4DG4DjfTJW9gnf/WjNy2RgjifM
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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Metasploit family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8cb11661bf15dd7977f49b6787e94984
Files
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8cb11661bf15dd7977f49b6787e94984.exe windows:4 windows x86 arch:x86
6f31ce0cd458ffac6275c90e40116a14
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
ws2_32
WSASocketA
getsockopt
ntohs
inet_ntoa
connect
WSACleanup
setsockopt
ioctlsocket
bind
listen
accept
closesocket
htons
gethostbyname
WSAStartup
recv
socket
send
__WSAFDIsSet
inet_addr
select
getsockname
kernel32
FreeLibrary
SetEnvironmentVariableA
CompareStringW
CompareStringA
GetLocaleInfoW
SetEndOfFile
GetUserDefaultLCID
EnumSystemLocalesA
IsValidCodePage
IsValidLocale
IsBadCodePtr
SetUnhandledExceptionFilter
GetStringTypeW
GetStringTypeA
FlushFileBuffers
SetStdHandle
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
LCMapStringW
LCMapStringA
ExitProcess
CloseHandle
CreateProcessA
GetModuleFileNameA
GetSystemDirectoryA
Sleep
LoadLibraryA
GetLastError
GetProcAddress
GetModuleHandleA
CreateThread
DeleteFileA
OpenProcess
GetCurrentProcessId
CopyFileA
SetFileAttributesA
GetFileAttributesA
WaitForSingleObject
CreateMutexA
GetTickCount
MoveFileA
GetTempPathA
TerminateThread
GetComputerNameA
GetLocaleInfoA
GetVersionExA
ExitThread
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
MultiByteToWideChar
ReadFile
WriteFile
TransactNamedPipe
CreateFileA
WideCharToMultiByte
TerminateProcess
DuplicateHandle
GetCurrentProcess
CreatePipe
GetTimeFormatA
GetDateFormatA
GetFileSize
FindClose
FileTimeToSystemTime
FileTimeToLocalFileTime
FindNextFileA
FindFirstFileA
SetFilePointer
SetConsoleCtrlHandler
WaitForMultipleObjects
GenerateConsoleCtrlEvent
GetLocalTime
QueryPerformanceCounter
QueryPerformanceFrequency
GetEnvironmentVariableW
HeapFree
HeapAlloc
GetProcessHeap
VirtualQueryEx
ReadProcessMemory
GetSystemInfo
FormatMessageA
GlobalUnlock
GlobalLock
UnmapViewOfFile
MapViewOfFile
CreateFileMappingA
SetFileTime
GetFileTime
ExpandEnvironmentStringsA
lstrcmpiA
GetExitCodeProcess
PeekNamedPipe
GetLogicalDrives
GlobalMemoryStatus
IsBadWritePtr
IsBadReadPtr
HeapValidate
GetTimeZoneInformation
GetSystemTime
RtlUnwind
InterlockedDecrement
InterlockedIncrement
GetStartupInfoA
GetCommandLineA
GetVersion
DebugBreak
GetStdHandle
OutputDebugStringA
InitializeCriticalSection
FatalAppExitA
HeapReAlloc
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
GetCurrentThreadId
TlsSetValue
TlsAlloc
TlsFree
SetLastError
TlsGetValue
GetCurrentThread
GetCPInfo
GetACP
GetOEMCP
SetHandleCount
GetFileType
RaiseException
Sections
.text Size: 295KB - Virtual size: 294KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 94KB - Virtual size: 734KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 30KB - Virtual size: 51KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE