client[.]exe | Triage

Resubmissions

21/09/2024, 14:55

240921-sam59axhjf 7

16/09/2024, 14:24

240916-rqwlwsscme 7

Sharing

Copy URL Twitter E-mail

General

Target

client.exe
Size

5.3MB
MD5

56b26b5dcf72403d7b754e973c41e67a
SHA1

b798e6c68306e8388bf7a13607aa060c7bd030fb
SHA256

2b8ba71b166d861eb107ac2f2969614d0571b2b21bf06a806f72d4b1a1f6c38a
SHA512

6c3eb04d8b4fececa0d73e3da69273e98f2333095cf3381a009126cd282653daf1f1593a319686f64db61404a74f577ed9b646e25e9ffa2baa734df5e53f1514
SSDEEP

98304:i2+W9NPqhLuJcD9hklFUwT5qQjE2EQyhUizG7g9Itg:MW9Nk9hklFBC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
client.exe

Files

client.exe
.exe windows:4 windows x64 arch:x64

b91bf18269a0184386af1e1a83579377

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

SystemFunction036

kernel32

AddVectoredExceptionHandler
CancelIo
CancelIoEx
CloseHandle
CompareStringOrdinal
ConnectNamedPipe
CopyFileExW
CreateDirectoryW
CreateEventW
CreateFileMappingA
CreateFileW
CreateHardLinkW
CreateIoCompletionPort
CreateNamedPipeW
CreatePipe
CreateProcessW
CreateSymbolicLinkW
CreateThread
CreateToolhelp32Snapshot
CreateWaitableTimerExW
DeleteFileW
DeleteProcThreadAttributeList
DeviceIoControl
DisconnectNamedPipe
DuplicateHandle
ExitProcess
FindClose
FindFirstFileW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetCommandLineW
GetConsoleMode
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetNamedPipeInfo
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetProcessId
GetQueuedCompletionStatusEx
GetStdHandle
GetSystemDirectoryW
GetSystemInfo
GetSystemTimePreciseAsFileTime
GetTempPathW
GetWindowsDirectoryW
HeapAlloc
HeapFree
HeapReAlloc
InitOnceBeginInitialize
InitOnceComplete
InitializeProcThreadAttributeList
LoadLibraryA
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
MultiByteToWideChar
PostQueuedCompletionStatus
QueryPerformanceCounter
QueryPerformanceFrequency
ReadConsoleW
ReadFile
ReadFileEx
RegisterWaitForSingleObject
RemoveDirectoryW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEnvironmentVariableW
SetFileAttributesW
SetFileCompletionNotificationModes
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SleepEx
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile
WriteFileEx
DeleteCriticalSection
EnterCriticalSection
InitializeCriticalSection
LeaveCriticalSection
RaiseException
RtlUnwindEx
VirtualProtect
VirtualQuery
__C_specific_handler

ntdll

NtCancelIoFileEx
NtCreateFile
NtDeviceIoControlFile
NtReadFile
NtWriteFile
RtlNtStatusToDosError

ws2_32

WSACleanup
WSADuplicateSocketW
WSAGetLastError
WSAIoctl
WSAPoll
WSARecv
WSARecvFrom
WSASend
WSASendMsg
WSASendTo
WSASocketW
WSAStartup
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
gethostname
getnameinfo
getpeername
getsockname
getsockopt
ioctlsocket
listen
recv
recvfrom
select
send
sendto
setsockopt
shutdown
socket

bcrypt

BCryptGenRandom

userenv

GetUserProfileDirectoryW

api-ms-win-core-synch-l1-2-0

WaitOnAddress
WakeByAddressAll
WakeByAddressSingle

bcryptprimitives

ProcessPrng

msvcrt

__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_commode
_errno
_fmode
_fpreset
_initterm
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcmp
memcpy
memmove
memset
pow
signal
strlen
strncmp
vfprintf

Sections

.text
Size: 2.7MB - Virtual size: 2.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 602KB - Virtual size: 602KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.eh_fram
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 95KB - Virtual size: 94KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 264KB - Virtual size: 264KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

b91bf18269a0184386af1e1a83579377

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

ntdll

ws2_32

bcrypt

userenv

api-ms-win-core-synch-l1-2-0

bcryptprimitives

msvcrt

Sections

.text Size: 2.7MB - Virtual size: 2.7MB

.data Size: 8KB - Virtual size: 8KB

.rdata Size: 602KB - Virtual size: 602KB

.eh_fram Size: 512B - Virtual size: 4B

.pdata Size: 95KB - Virtual size: 94KB

.xdata Size: 264KB - Virtual size: 264KB

.bss Size: - Virtual size: 2KB

.idata Size: 8KB - Virtual size: 7KB

.CRT Size: 512B - Virtual size: 104B

.tls Size: 512B - Virtual size: 16B

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

.text
Size: 2.7MB - Virtual size: 2.7MB

.data
Size: 8KB - Virtual size: 8KB

.rdata
Size: 602KB - Virtual size: 602KB

.eh_fram
Size: 512B - Virtual size: 4B

.pdata
Size: 95KB - Virtual size: 94KB

.xdata
Size: 264KB - Virtual size: 264KB

.bss
Size: - Virtual size: 2KB

.idata
Size: 8KB - Virtual size: 7KB

.CRT
Size: 512B - Virtual size: 104B

.tls
Size: 512B - Virtual size: 16B

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