explorer[.]exe

Sharing

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General

Target

explorer.exe
Size

3.7MB
MD5

31c8b81039ba5fbc9e002ac831e0dbae
SHA1

bbac8d9d4594a4dbdb7ccab35331d81909c80900
SHA256

ba0f40cc17e2b6445f367e60d9d0e2bb963c83e1f8a5c3a4f8ff6eb76e3a1696
SHA512

e12aec953a993516af1d67bd2304f55c9019a05b1fedae6b1fb37ceac45ef839e314dc6692df95dc9da1ac4a43f69771baa831fcd653b6a8b775a3653fdd0d70
SSDEEP

49152:LsYWzeIFKCtT86vFJl8N67Cxo+uqVaC/Op3ssTTmr9c/TxXbCpTD:xWzFycfXm5

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
explorer.exe

Files

explorer.exe
.exe windows x64

f9bf365ee7e6a8fe42f4a2cb0a9c9b9a

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

ntdll

NtWriteFile
RtlVirtualUnwind
NtQuerySystemInformation
RtlLookupFunctionEntry
RtlCaptureContext
NtCreateFile
NtDeviceIoControlFile
RtlNtStatusToDosError
NtCancelIoFileEx
NtQueryInformationProcess
RtlGetVersion
NtReadFile

kernel32

GetSystemInfo
IsProcessorFeaturePresent
GetCurrentThreadId
DeviceIoControl
CreateFileW
InitializeSListHead
SystemTimeToTzSpecificLocalTime
SystemTimeToFileTime
TzSpecificLocalTimeToSystemTime
GetConsoleMode
CreateFileA
GetVolumeInformationW
GetDriveTypeW
SetUnhandledExceptionFilter
QueryPerformanceCounter
UnhandledExceptionFilter
ExitProcess
FormatMessageW
GetCurrentProcessId
GetTickCount64
GlobalMemoryStatusEx
GetLogicalDrives
GetDiskFreeSpaceExW
ReadProcessMemory
VirtualQueryEx
LocalFree
GetProcessTimes
SetConsoleMode
TryAcquireSRWLockExclusive
GetProcessIoCounters
GetSystemTimes
CreateRemoteThread
GetProcAddress
GetModuleHandleA
GetModuleHandleW
WriteProcessMemory
VirtualAllocEx
OpenProcess
ReleaseSRWLockShared
AcquireSRWLockShared
GetCurrentProcess
SetConsoleTitleW
GetConsoleScreenBufferInfo
GetStdHandle
ReleaseSRWLockExclusive
CloseHandle
GetProcessHeap
IsDebuggerPresent
GetFullPathNameW
SetHandleInformation
CreateThread
MultiByteToWideChar
WriteConsoleW
WideCharToMultiByte
HeapAlloc
AcquireSRWLockExclusive
CreateIoCompletionPort
GetQueuedCompletionStatusEx
SleepConditionVariableSRW
PostQueuedCompletionStatus
SetFileCompletionNotificationModes
Sleep
GetSystemTimeAsFileTime
QueryPerformanceFrequency
GetLastError
SetConsoleTextAttribute
HeapFree
GetTempPathW
ReleaseMutex
FindClose
AddVectoredExceptionHandler
SetThreadStackGuarantee
SwitchToThread
GetCurrentThread
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
TlsSetValue
SetFilePointerEx
WaitForSingleObject
TerminateProcess
WakeAllConditionVariable
WakeConditionVariable
TlsGetValue
HeapReAlloc
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetFileInformationByHandle
GetFileInformationByHandleEx
CreateDirectoryW
FindFirstFileW
DeleteFileW
GetFinalPathNameByHandleW
ReadConsoleW

pdh

PdhGetFormattedCounterValue
PdhCollectQueryData
PdhRemoveCounter
PdhOpenQueryA
PdhCloseQuery
PdhAddEnglishCounterW

powrprof

CallNtPowerInformation

psapi

GetModuleFileNameExW
GetPerformanceInfo

advapi32

GetTokenInformation
LookupAccountSidW
RegQueryValueExW
RegOpenKeyExW
SystemFunction036
OpenProcessToken
RegCloseKey

shell32

CommandLineToArgvW

ole32

CoInitializeSecurity
CoInitializeEx
CoUninitialize
CoCreateInstance
CoSetProxyBlanket

oleaut32

SysFreeString
SysAllocString
VariantClear

netapi32

NetUserEnum
NetApiBufferFree
NetUserGetLocalGroups

secur32

LsaEnumerateLogonSessions
LsaGetLogonSessionData
LsaFreeReturnBuffer
EncryptMessage
InitializeSecurityContextW
AcceptSecurityContext
FreeContextBuffer
DecryptMessage
ApplyControlToken
QueryContextAttributesW
FreeCredentialsHandle
DeleteSecurityContext
AcquireCredentialsHandleA

iphlpapi

GetIfTable2
FreeMibTable
GetIfEntry2

ws2_32

WSASocketW
bind
closesocket
connect
ioctlsocket
getsockopt
shutdown
WSASend
getpeername
setsockopt
WSAIoctl
WSAGetLastError
getsockname
recv
WSAStartup
WSACleanup
freeaddrinfo
getaddrinfo
send

crypt32

CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertDuplicateCertificateChain
CertCloseStore
CertFreeCertificateChain
CertDuplicateStore
CertDuplicateCertificateContext
CertFreeCertificateContext
CertVerifyCertificateChainPolicy
CertGetCertificateChain
CertOpenStore

bcrypt

BCryptGenRandom

vcruntime140

_CxxThrowException
memcpy
__CxxFrameHandler3
memcmp
memset
memmove
__current_exception
__C_specific_handler
__current_exception_context

api-ms-win-crt-string-l1-1-0

wcslen

api-ms-win-crt-math-l1-1-0

pow
__setusermatherr

api-ms-win-crt-heap-l1-1-0

malloc
_set_new_mode
free

api-ms-win-crt-runtime-l1-1-0

__p___argv
_cexit
__p___argc
_c_exit
_register_thread_local_exe_atexit_callback
_initterm
_get_initial_narrow_environment
_exit
_initialize_onexit_table
_set_app_type
_register_onexit_function
_crt_atexit
_seh_filter_exe
terminate
exit
_configure_narrow_argv
_initterm_e
_initialize_narrow_environment

api-ms-win-crt-stdio-l1-1-0

__p__commode
_set_fmode

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Sections

.text
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 15KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 142KB - Virtual size: 141KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 21KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f9bf365ee7e6a8fe42f4a2cb0a9c9b9a

Headers

DLL Characteristics

File Characteristics

Imports

ntdll

kernel32

pdh

powrprof

psapi

advapi32

shell32

ole32

oleaut32

netapi32

secur32

iphlpapi

ws2_32

crypt32

bcrypt

vcruntime140

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

Sections

.text Size: 2.3MB - Virtual size: 2.3MB

.rdata Size: 1.2MB - Virtual size: 1.2MB

.data Size: 15KB - Virtual size: 17KB

.pdata Size: 142KB - Virtual size: 141KB

.reloc Size: 21KB - Virtual size: 21KB

.text
Size: 2.3MB - Virtual size: 2.3MB

.rdata
Size: 1.2MB - Virtual size: 1.2MB

.data
Size: 15KB - Virtual size: 17KB

.pdata
Size: 142KB - Virtual size: 141KB

.reloc
Size: 21KB - Virtual size: 21KB