Static task
static1
Behavioral task
behavioral1
Sample
Cobalt_Strike_EN.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Cobalt_Strike_EN.exe
Resource
win10v2004-20230220-en
General
-
Target
Cobalt_Strike_EN.exe
-
Size
876KB
-
MD5
9f6e441e8658aee08225d54591ed2ebc
-
SHA1
60b90de07a730403de9081f22d7879cfbed22f4c
-
SHA256
88267c2cd9a846328f8ef9e0ca820c17001a7c89ee3a1c010a4b317c4f3e1505
-
SHA512
fdcf5b726d353606e0fd81bae0d688bcf0edf7424a2014fecce0e9bbe35a214719afb56b55ea74988ea787490b00ca1159cb5159317f57f810c7b0ad7199c8e0
-
SSDEEP
12288:Zg9ZCORG8zz2pF6Aj3SDUlYR8P7zaBiKurop:Z8ns3e4P7gi8
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Cobalt_Strike_EN.exe
Files
-
Cobalt_Strike_EN.exe.exe windows x64
c4195bed39d4c8bca17f738a108fedde
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
oleaut32
SysFreeString
SysReAllocStringLen
SysAllocStringLen
CreateErrorInfo
GetErrorInfo
SetErrorInfo
DispGetIDsOfNames
RegisterTypeLib
LoadTypeLibEx
SafeArrayGetElement
SafeArrayGetLBound
SafeArrayGetUBound
SysFreeString
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopyInd
VariantCopy
VariantClear
VariantInit
advapi32
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
RegSetValueExW
RegDeleteKeyW
RegCreateKeyExW
RegCloseKey
user32
MessageBoxA
CharNextW
LoadStringW
SetWindowLongPtrW
GetWindowLongPtrW
CreateWindowExW
UnregisterClassW
TranslateMessage
SetTimer
RegisterClassW
PostThreadMessageW
PeekMessageW
MessageBoxW
LoadStringW
KillTimer
GetSystemMetrics
GetClassInfoW
DispatchMessageW
DestroyWindow
DefWindowProcW
CharUpperBuffW
CharUpperW
kernel32
Sleep
VirtualFree
VirtualAlloc
HeapFree
HeapAlloc
GetProcessHeap
lstrlenW
lstrcpynW
VirtualQuery
GetTickCount
GetSystemInfo
GetVersion
CompareStringW
IsValidLocale
SetThreadLocale
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
GetLocaleInfoW
WideCharToMultiByte
MultiByteToWideChar
GetACP
LoadLibraryExW
GetStartupInfoW
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
GetCommandLineW
FreeLibrary
GetLastError
UnhandledExceptionFilter
RtlUnwindEx
RtlUnwind
RaiseException
ExitProcess
GetCurrentThreadId
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
FindFirstFileW
FindClose
WriteFile
GetStdHandle
CloseHandle
GetProcAddress
RaiseException
LoadLibraryA
GetLastError
TlsSetValue
TlsGetValue
LocalFree
LocalAlloc
GetModuleHandleW
FreeLibrary
WriteFile
WideCharToMultiByte
WaitForSingleObject
VirtualQueryEx
VirtualQuery
VirtualFree
VirtualAlloc
SizeofResource
SetFilePointer
SetEvent
SetErrorMode
SetEndOfFile
ResetEvent
ReadFile
LockResource
LocalFree
LoadResource
LoadLibraryW
IsValidLocale
GetVersionExW
GetUserDefaultLCID
GetTickCount
GetThreadLocale
GetSystemDefaultLCID
GetStdHandle
GetShortPathNameW
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
GetLocaleInfoW
GetLocalTime
GetLastError
GetFullPathNameW
GetDiskFreeSpaceW
GetDateFormatW
GetCurrentThreadId
GetCurrentProcess
GetCPInfoExW
GetCPInfo
GetACP
FreeResource
FreeLibrary
FormatMessageW
FindResourceW
FindFirstFileW
FindClose
EnumSystemLocalesW
EnumCalendarInfoW
CreateFileW
CreateEventW
CompareStringW
CloseHandle
Sleep
version
VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW
ole32
CreateBindCtx
CoTaskMemFree
CLSIDFromProgID
StringFromCLSID
CoCreateInstance
CoLockObjectExternal
CoDisconnectObject
CoRevokeClassObject
CoRegisterClassObject
CoUninitialize
CoInitialize
IsEqualGUID
urlmon
MkParseDisplayNameEx
Sections
.text Size: 505KB - Virtual size: 505KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 41KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.didata Size: 512B - Virtual size: 448B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 424B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 40B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 282KB - Virtual size: 282KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ