Static task
static1
Behavioral task
behavioral1
Sample
wer5645utyu.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
wer5645utyu.exe
Resource
win10v2004-20220414-en
General
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Target
wer5645utyu
-
Size
114KB
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MD5
80318534ad9958ef6cecebe15554e453
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SHA1
ba188715b4e86a387031e0684c7fa4539c027c5c
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SHA256
e32ab1ce4f127da9915f957415e70d13db2f4bc0a8c1d8e45a85e6dfcb42b683
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SHA512
75a840539b3e37530cbbd6f555c59458fed82b1c09efd87b3e4e8cb1cbf49aca2f615afa7f083b04bd5b7308fbd895a1e80854a3298e8d6bac971931c7ddd337
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SSDEEP
1536:7gEHtnBJSkMSuTaOw7WWdWWfpz1sNVal9YXbRwu+BKaZQ0fe3Te6qzkiJQ5iAWo:7DH/IkMhTAlJsLA9MbUfe3TetRQ5zW
Malware Config
Signatures
-
Detects dnscat2 1 IoCs
resource yara_rule sample tool_dnscat2 -
Dnscat2 family
Files
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wer5645utyu.exe windows x86
d51c0a3c6c4d981b3f27c3cb495a760e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
ws2_32
setsockopt
sendto
WSAGetLastError
WSAStartup
inet_addr
bind
socket
closesocket
gethostbyname
inet_ntoa
recvfrom
select
ntohs
recv
__WSAFDIsSet
WSAStringToAddressA
htonl
htons
dnsapi
DnsQueryConfig
kernel32
SetEnvironmentVariableA
CompareStringW
CompareStringA
GetStringTypeW
GetStringTypeA
SetEndOfFile
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
SetStdHandle
CreateFileA
SetFilePointer
GetLocaleInfoA
GetTimeZoneInformation
TlsGetValue
WriteFile
CreateProcessA
TerminateProcess
CreatePipe
CloseHandle
PeekNamedPipe
Sleep
ReadFile
GetStdHandle
GetLastError
CreateThread
GetSystemTimeAsFileTime
FormatMessageA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
EnterCriticalSection
LeaveCriticalSection
GetModuleHandleW
GetProcAddress
ExitProcess
FindClose
FileTimeToSystemTime
FileTimeToLocalFileTime
GetDriveTypeA
FindFirstFileA
HeapFree
HeapAlloc
HeapReAlloc
GetCommandLineA
GetCurrentProcess
IsDebuggerPresent
GetModuleFileNameA
SetHandleCount
GetFileType
GetStartupInfoA
DeleteCriticalSection
GetProcessHeap
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
LoadLibraryA
InitializeCriticalSectionAndSpinCount
HeapSize
RtlUnwind
MultiByteToWideChar
WideCharToMultiByte
GetConsoleCP
GetConsoleMode
GetFullPathNameA
GetCurrentDirectoryA
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
LCMapStringA
LCMapStringW
HeapCreate
VirtualFree
VirtualAlloc
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
FlushFileBuffers
Sections
.text Size: 83KB - Virtual size: 82KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 436B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ