cobaltstrike | b43d21b8b190cae0deb5b3e1786d15ea889a4c8f3184b85331407f6fb0b94477[.]zip

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General

Target

b43d21b8b190cae0deb5b3e1786d15ea889a4c8f3184b85331407f6fb0b94477.zip
Size

129KB
MD5

fa55d24a1cdecadcb1c0a1cfe0595d95
SHA1

a641d7bede255e7828b7129c88730d0d8bc77ec6
SHA256

091a994fe61d5c2d0af72ba4d70c8fe2ad4044fc758f087df2fb04a138fc3fdd
SHA512

c6b97248215d0f77e756f827dbe2350f6c8be377861a2f577d8733367f45fae4d1ff5e7c1a8ac3b50d9675d6923e3eb023183bbfa2e2d2e6ecf3a4281ea840c9
SSDEEP

3072:W/Sy3/Pgn18iwcFBCGKXKZBRqPIsMGm2XHqL5LECd:cknK3cFBeSRqPK3L5d

Score

10^/10

cobaltstrike

Malware Config

Signatures

Cobaltstrike family
cobaltstrike

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/b43d21b8b190cae0deb5b3e1786d15ea889a4c8f3184b85331407f6fb0b94477

Files

b43d21b8b190cae0deb5b3e1786d15ea889a4c8f3184b85331407f6fb0b94477.zip
.zip

Password: infected
b43d21b8b190cae0deb5b3e1786d15ea889a4c8f3184b85331407f6fb0b94477
.dll windows:5 windows x64 arch:x64

Password: infected

e060daefaf7ff6c7401014aa587bc143

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
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
OpenProcess
GetCurrentProcessId
VirtualAllocEx
CreateThread
OpenThread
CreateToolhelp32Snapshot
Thread32First
Thread32Next
CreateRemoteThread
SetThreadContext
VirtualProtect
MapViewOfFile
UnmapViewOfFile
CreateFileMappingA
Wow64GetThreadContext
Wow64SetThreadContext
SetLastError
SetNamedPipeHandleState
PeekNamedPipe
CreateFileA
WaitNamedPipeA
GetModuleFileNameA
GetComputerNameA
GetVersionExA
GetACP
GetOEMCP
HeapAlloc
CreateNamedPipeA
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
HeapSize
LoadLibraryW
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
RemoveDirectoryW
CreateDirectoryW
DeleteFileW
GetFileType
SetFilePointerEx
SetFilePointer
ReadConsoleW
GetConsoleMode
GetConsoleCP
WideCharToMultiByte
GetCPInfo
GetProcAddress
HeapFree
FreeLibrary
EncodePointer
DecodePointer
GetModuleHandleExW
AreFileApisANSI
GetSystemTimeAsFileTime
HeapReAlloc
GetCommandLineA
GetCurrentThreadId
GetStdHandle
GetModuleFileNameW
IsDebuggerPresent
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
LoadLibraryExW
RtlUnwindEx
IsValidCodePage

advapi32

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

wininet

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

ws2_32

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

Exports

Exports

ReflectiveLoader

Sections

.text
Size: 176KB - Virtual size: 176KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 64KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 56KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 12KB

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

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

e060daefaf7ff6c7401014aa587bc143

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

wininet

ws2_32

Exports

Exports

Sections

.text Size: 176KB - Virtual size: 176KB

.rdata Size: 64KB - Virtual size: 64KB

.data Size: 56KB - Virtual size: 56KB

.pdata Size: 12KB - Virtual size: 12KB

.reloc Size: 4KB - Virtual size: 4KB

.text
Size: 176KB - Virtual size: 176KB

.rdata
Size: 64KB - Virtual size: 64KB

.data
Size: 56KB - Virtual size: 56KB

.pdata
Size: 12KB - Virtual size: 12KB

.reloc
Size: 4KB - Virtual size: 4KB