Behavioral task
behavioral1
Sample
5c81b48e7d402908ed5a225a911a4924c938fd053f18638829681ed63e931917.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
5c81b48e7d402908ed5a225a911a4924c938fd053f18638829681ed63e931917.exe
Resource
win10v2004-20230703-en
General
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Target
5c81b48e7d402908ed5a225a911a4924c938fd053f18638829681ed63e931917
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Size
248KB
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MD5
a7fecbf96e3415b785125fda638695be
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SHA1
6301fa30dff2e5c94c4dcdb58048214a24b3d3ec
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SHA256
5c81b48e7d402908ed5a225a911a4924c938fd053f18638829681ed63e931917
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SHA512
dcfbf2cd8630972947e8d7048a775e1d97830daced773302a062dd2f4588569a5f6370397f4e9f0cd156e76af494739efdb7f5f51d29284d9d265e0fa0a8ff29
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SSDEEP
6144:RmvZ2/12O56PNGivAqYnwl7DmohsmNB0:j/MO564ioqBvmoK2
Malware Config
Extracted
cobaltstrike
http://119.45.167.185:443/jquery-3.3.2.slim.min.js
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user_agent
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Host: www.bdstaitic.com Referer: http://www.bdstaitic.com/ Accept-Encoding: gzip, deflate User-Agent: Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 5c81b48e7d402908ed5a225a911a4924c938fd053f18638829681ed63e931917
Files
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5c81b48e7d402908ed5a225a911a4924c938fd053f18638829681ed63e931917.exe windows x64
a9325243f61b19d829130fc10c134497
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
WideCharToMultiByte
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RtlUnwind
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
CloseHandle
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
HeapSize
CreateFileW
WriteConsoleW
Sections
.text Size: 157KB - Virtual size: 157KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 73KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 11KB
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
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ