cobaltstrike | d697fadae90787f6d8f390f356c57bd3_cobalt-strike_cobaltstrike_meterpreter_JC[.]exe

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General

Target

d697fadae90787f6d8f390f356c57bd3_cobalt-strike_cobaltstrike_meterpreter_JC.exe
Size

234KB
MD5

d697fadae90787f6d8f390f356c57bd3
SHA1

5ebb5921f8acb61c6ad504d163aed8f4ed522aeb
SHA256

100abdcd5a3da40e1d579d790a97a6542a042044c8bf3b7647ac1b23ad9b1294
SHA512

a6e1e5ffc6c71fe861d1fd25000c3fd3f2c008cf5f97b67181f44b8fa4d464770aa7081638c9c6c45b29e2650b5335edcec8e495e87e2b2d7a631536c1647e45
SSDEEP

3072:n3vli2EJv1RBuZH3JxgYhgipvLKoTte0SqoOCtA21/wlULGs7jnZdFjdU9J5z9:n3vyJNRkZHBvZp0qoOCu2pkojnZHj

Score

10^/10

cobaltstrike

Malware Config

Signatures

Cobalt Strike reflective loader 1 IoCs

Detects the reflective loader used by Cobalt Strike.

resource	yara_rule
sample	cobalt_reflective_dll

Cobaltstrike family
cobaltstrike

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
d697fadae90787f6d8f390f356c57bd3_cobalt-strike_cobaltstrike_meterpreter_JC.exe

Files

d697fadae90787f6d8f390f356c57bd3_cobalt-strike_cobaltstrike_meterpreter_JC.exe
.dll windows x86

8737e3b6db7ac37b7efe45e6204193ba

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
IMAGE_FILE_BYTES_REVERSED_HI

Imports

kernel32

CreateNamedPipeA
ReadProcessMemory
CreateProcessA
TerminateProcess
GetCurrentDirectoryW
WriteProcessMemory
GetFullPathNameA
SystemTimeToTzSpecificLocalTime
GetLogicalDrives
ExpandEnvironmentStringsA
GetFileAttributesA
FileTimeToSystemTime
FindFirstFileA
CopyFileA
FindClose
MoveFileA
FindNextFileA
GetCurrentProcessId
Thread32First
Thread32Next
CreateToolhelp32Snapshot
CreateThread
SetLastError
GetVersionExA
VirtualAlloc
VirtualProtect
CreateFileA
PeekNamedPipe
WaitNamedPipeA
SetNamedPipeHandleState
GetComputerNameA
GetACP
GetModuleFileNameA
GetOEMCP
DeleteProcThreadAttributeList
GetProcessHeap
InitializeProcThreadAttributeList
SetErrorMode
UpdateProcThreadAttribute
ProcessIdToSessionId
DuplicateHandle
Process32First
Process32Next
GetComputerNameExA
GetThreadContext
SetThreadContext
MapViewOfFile
UnmapViewOfFile
ReadFile
VirtualFree
CreateRemoteThread
OpenProcess
VirtualProtectEx
VirtualAllocEx
OpenThread
CreateFileMappingA
CloseHandle
ResumeThread
ExitProcess
ExitThread
GetCurrentThread
ConnectNamedPipe
GetCurrentProcess
GetCurrentDirectoryA
CreatePipe
GetLocalTime
GetStartupInfoA
SetCurrentDirectoryA
FlushFileBuffers
DisconnectNamedPipe
MultiByteToWideChar
WriteFile
GetTickCount
WaitForSingleObject
Sleep
GetModuleHandleA
LoadLibraryA
GetProcAddress
GetLastError
DebugBreak
RaiseException
GetModuleFileNameW
SetEnvironmentVariableW
HeapCreate
HeapDestroy
HeapFree
SetEnvironmentVariableA
CompareStringW
CompareStringA
SetEndOfFile
GetStringTypeW
GetStringTypeA
SetStdHandle
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
GetLocaleInfoA
HeapSize
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsA
LCMapStringW
LCMapStringA
IsValidCodePage
GetCPInfo
SetFilePointer
GetFileType
SetHandleCount
GetConsoleMode
HeapAlloc
VirtualQuery
FreeLibrary
GetModuleHandleW
DeleteFileA
CreateDirectoryA
RemoveDirectoryA
GetSystemTimeAsFileTime
HeapReAlloc
GetCurrentThreadId
GetCommandLineA
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
GetStdHandle
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
InterlockedDecrement
InitializeCriticalSectionAndSpinCount
RtlUnwind
WideCharToMultiByte
GetConsoleCP

advapi32

LookupAccountSidA
OpenThreadToken
CryptReleaseContext
CryptAcquireContextA
CryptGenRandom
LogonUserA
CheckTokenMembership
FreeSid
RevertToSelf
AllocateAndInitializeSid
DuplicateTokenEx
OpenProcessToken
GetTokenInformation
GetUserNameA
CreateProcessWithTokenW
CreateProcessWithLogonW
CreateProcessAsUserA
AdjustTokenPrivileges
ImpersonateNamedPipeClient
ImpersonateLoggedOnUser
LookupPrivilegeValueA

wininet

InternetReadFile
InternetConnectA
InternetQueryDataAvailable
InternetSetOptionA
HttpOpenRequestA
HttpAddRequestHeadersA
InternetSetStatusCallback
HttpSendRequestA
InternetOpenA
InternetCloseHandle
InternetQueryOptionA
HttpQueryInfoA

ws2_32

ntohs
connect
socket
gethostbyname
send
WSAIoctl
recv
WSACleanup
closesocket
WSASocketA
ntohl
htons
htonl
shutdown
WSAGetLastError
ioctlsocket
accept
listen
__WSAFDIsSet
bind
sendto
select
inet_addr
recvfrom
WSAStartup

Exports

Exports

_ReflectiveLoader@4

Sections

.text
Size: 158KB - Virtual size: 158KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 39KB - Virtual size: 39KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8737e3b6db7ac37b7efe45e6204193ba

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

wininet

ws2_32

Exports

Exports

Sections

.text Size: 158KB - Virtual size: 158KB

.rdata Size: 39KB - Virtual size: 39KB

.data Size: 26KB - Virtual size: 60KB

.reloc Size: 8KB - Virtual size: 8KB

.text
Size: 158KB - Virtual size: 158KB

.rdata
Size: 39KB - Virtual size: 39KB

.data
Size: 26KB - Virtual size: 60KB

.reloc
Size: 8KB - Virtual size: 8KB