ReflectiveLoader
Static task
static1
Behavioral task
behavioral1
Sample
payload (1).dll
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
payload (1).dll
Resource
win10v2004-20220414-en
General
-
Target
payload (1).bin
-
Size
255KB
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MD5
a257e8c455576123b2c827f9509ecc5b
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SHA1
49e01127127e9a21eb5c830b4afd5ef4f76764c8
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SHA256
dbc5cf3d2f43a38f12ddaa8a676060540f42ee1b974187a7ae70df1df59da910
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SHA512
9a1628c7911b2744c7c4befd1e3e6fd01bb81eafa1d8ca23a5b1412d02042695c6da7d70f322ad90c054307f864ca2c045238334408403d5082ad4e5bdc91f0e
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SSDEEP
3072:Br+U7LVLn1BFdjGQX8dbDCRUCnhqxmTy1WOeJfUuIRrT10ZFPjEzcuT5sIxAgYJR:Br+USu+WOeOTCjLEIuTafg7wo2
Malware Config
Extracted
cobaltstrike
0
http://193.233.48.38:3800/access/
-
access_type
512
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host
193.233.48.38,/access/
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http_header1
AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAeR2V0Q29udGVudEZlYXR1cmVzLkRMTkEuT1JHOiAxAAAAEAAAACBIb3N0OiBhdWRpby1zdjUtdDEtMy5wYW5kb3JhLmNvbQAAAAoAAABIQ29va2llOiAgX191dG1hPTIxMDA3NzYyMi4xNzMyNDM5OTk1LjE0MzMyMDE0NjIuMTQwMzIwNDM3Mi4xMzg1MjAyNDkzLjI7AAAACQAAAAl2ZXJzaW9uPTQAAAAJAAAADmxpZD0xNTgyNTAyNzI0AAAABwAAAAAAAAAIAAAABQAAAAV0b2tlbgAAAAAAAAAAAAAAAAAAAA==
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http_header2
AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAQAAAAFUhvc3Q6IHd3dy5wYW5kb3JhLmNvbQAAAAcAAAAAAAAABQAAAANyaWQAAAAJAAAADmxpZD0xNTgyNTAyNzI0AAAACQAAAB9tZXRob2Q9Z2V0U2VhcmNoUmVjb21tZW5kYXRpb25zAAAABwAAAAEAAAADAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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http_method1
GET
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http_method2
POST
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maxdns
255
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polling_time
1000
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port_number
3800
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sc_process32
%windir%\syswow64\rundll32.exe
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sc_process64
%windir%\sysnative\rundll32.exe
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state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCsXr7zHJcNfzgZWWdQJv5lH8GI4yM0NpJLeQW78pPdZWoXnbIxeVVTfpqdPXX4eP4c6evDIjSNdJ77sOM4Fci617xi3AoIztTOI9e25FYosRyAzG2YlWt01E56/rFBPW/N/lIWoMAGwHYS9prKT0TV4YZPt303smUtNsJvmk1qbwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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unknown1
7.382016e+08
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unknown2
AAAABAAAAAIAAAAQAAAAAgAAABAAAAACAAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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uri
/radio/xmlrpc/v35
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user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
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watermark
0
Signatures
-
Cobaltstrike family
Files
-
payload (1).bin.dll windows x64
8c3735f4acc1ff228e16baf9855cb862
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
VirtualProtectEx
TerminateProcess
ReadProcessMemory
WriteProcessMemory
GetThreadContext
ResumeThread
CreateProcessA
GetCurrentDirectoryW
GetFullPathNameA
GetLogicalDrives
FindClose
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExpandEnvironmentStringsA
GetFileAttributesA
FindFirstFileA
FindNextFileA
CopyFileA
MoveFileA
VirtualProtect
OpenProcess
GetCurrentProcessId
VirtualAllocEx
CreateThread
OpenThread
CreateToolhelp32Snapshot
Thread32First
Thread32Next
CreateRemoteThread
SetThreadContext
MapViewOfFile
UnmapViewOfFile
CreateFileMappingA
Wow64GetThreadContext
Wow64SetThreadContext
SetLastError
SetNamedPipeHandleState
PeekNamedPipe
CreateFileA
WaitNamedPipeA
GetModuleFileNameA
GetComputerNameA
GetVersionExA
GetACP
GetOEMCP
CreateNamedPipeA
HeapFree
GetProcessHeap
InitializeProcThreadAttributeList
DeleteProcThreadAttributeList
SetErrorMode
UpdateProcThreadAttribute
DuplicateHandle
ProcessIdToSessionId
Process32First
Process32Next
VirtualQuery
ExitProcess
ExitThread
ConnectNamedPipe
ReadFile
GetCurrentThread
GetCurrentProcess
MultiByteToWideChar
GetCurrentDirectoryA
SetCurrentDirectoryA
GetStartupInfoA
DisconnectNamedPipe
CreatePipe
GetTickCount
GetLocalTime
CloseHandle
FlushFileBuffers
WriteFile
WaitForSingleObject
GetLastError
Sleep
GetModuleHandleA
RaiseException
SetEnvironmentVariableW
SetEnvironmentVariableA
LoadLibraryA
VirtualFree
VirtualAlloc
SetEndOfFile
CreateFileW
WriteConsoleW
SetStdHandle
GetStringTypeW
LCMapStringW
CompareStringW
HeapReAlloc
HeapSize
LoadLibraryW
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetSystemTimeAsFileTime
QueryPerformanceCounter
RemoveDirectoryW
CreateDirectoryW
DeleteFileW
GetFileType
SetFilePointerEx
SetFilePointer
GetProcAddress
HeapAlloc
FreeLibrary
EncodePointer
DecodePointer
GetModuleHandleExW
AreFileApisANSI
GetCommandLineA
GetCurrentThreadId
GetStdHandle
GetModuleFileNameW
IsDebuggerPresent
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
LoadLibraryExW
RtlUnwindEx
IsValidCodePage
GetCPInfo
WideCharToMultiByte
GetConsoleCP
GetConsoleMode
ReadConsoleW
advapi32
GetTokenInformation
OpenProcessToken
CryptReleaseContext
CryptAcquireContextA
CryptGenRandom
CheckTokenMembership
DuplicateTokenEx
LogonUserA
LookupAccountSidA
FreeSid
AllocateAndInitializeSid
ImpersonateNamedPipeClient
RevertToSelf
GetUserNameA
CreateProcessWithTokenW
CreateProcessWithLogonW
CreateProcessAsUserA
ImpersonateLoggedOnUser
LookupPrivilegeValueA
AdjustTokenPrivileges
OpenThreadToken
wininet
InternetCloseHandle
InternetConnectA
InternetReadFile
InternetQueryDataAvailable
InternetQueryOptionA
InternetSetOptionA
HttpOpenRequestA
HttpSendRequestA
HttpQueryInfoA
InternetOpenA
ws2_32
ntohs
socket
send
connect
closesocket
inet_ntoa
WSAStartup
gethostname
gethostbyname
ntohl
htons
htonl
ioctlsocket
recv
shutdown
WSAGetLastError
__WSAFDIsSet
accept
bind
listen
select
WSACleanup
Exports
Exports
Sections
.text Size: 169KB - Virtual size: 169KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 62KB - Virtual size: 62KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 9KB - Virtual size: 49KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ