?ReflectiveLoader@@YGIXZ
Static task
static1
Behavioral task
behavioral1
Sample
boot_00430000.dll
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
boot_00430000.dll
Resource
win10v2004-20220414-en
General
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Target
boot_00430000.bin
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Size
75KB
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MD5
0ea80c1fd7481bc1fbfe86470069ec81
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SHA1
6aaed5570b9af39ae45c43367d0cfa67c7199e42
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SHA256
a8c453e85ccd4ca6a99e83036a736cc904b1b96b4a78d4e33c50c31136226a7a
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SHA512
1a01e86a5901829e79bd8d625119cbb562228ccd0527bf17bb213209489937fa0bd4987171deaca88c434fb368831e3ee9a6a779be6d28662e4e57cfb7f40e5a
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SSDEEP
1536:Z3HLZJ7cSVAcYRfuEPvxfCMjLe4ZFkVQN/Mb555e:Z3HLQSpkF5FXMb55Q
Malware Config
Signatures
-
Cobaltstrike family
Files
-
boot_00430000.bin.dll windows x86
7c4b2b1b3903f248bc8231a2ea46d0e0
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CopyFileW
GetFileAttributesW
GetModuleFileNameW
GetLastError
FindClose
FindNextFileW
SetFileAttributesW
ExitProcess
CreateProcessW
SetCurrentDirectoryW
GetTempFileNameW
CreateMutexW
GetTempPathW
CloseHandle
FindFirstFileExW
WriteFile
GetVersionExW
CreateFileW
SetFilePointer
GetSystemTime
FlushFileBuffers
CreateFileA
HeapSize
WriteConsoleW
GetConsoleOutputCP
WinExec
WideCharToMultiByte
GetSystemDirectoryW
GetProcessHeap
HeapFree
HeapAlloc
CreateThread
Sleep
WriteConsoleA
SetStdHandle
RtlUnwind
InitializeCriticalSectionAndSpinCount
LoadLibraryA
HeapReAlloc
VirtualAlloc
GetLocaleInfoA
GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
MultiByteToWideChar
LeaveCriticalSection
EnterCriticalSection
GetConsoleMode
GetCurrentThreadId
GetCommandLineA
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
IsValidCodePage
GetModuleHandleW
GetProcAddress
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
SetLastError
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
DeleteCriticalSection
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
HeapCreate
HeapDestroy
VirtualFree
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetConsoleCP
user32
GetMessageW
DestroyWindow
PostQuitMessage
TranslateMessage
DispatchMessageW
DefWindowProcW
CreateWindowExW
RegisterClassExW
advapi32
FreeSid
AllocateAndInitializeSid
RegSetValueExW
RegCloseKey
RegDeleteKeyW
RegCreateKeyW
CheckTokenMembership
shell32
ShellExecuteW
SHGetFolderPathW
ole32
CoInitializeEx
ws2_32
htons
WSAStartup
closesocket
socket
inet_addr
connect
shlwapi
PathRemoveFileSpecW
PathRemoveExtensionW
PathAppendW
PathIsDirectoryW
wininet
InternetOpenW
InternetReadFile
InternetConnectW
HttpSendRequestW
HttpQueryInfoW
HttpOpenRequestW
InternetCloseHandle
Exports
Exports
Sections
.text Size: 47KB - Virtual size: 47KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 436B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ