client[.]exe | Triage

Sharing

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General

Target

client.exe
Size

88.7MB
MD5

8c7803e6938182f002144d64d94b329b
SHA1

0bba93d233563b25491b77bfa9deb2f6c9f9a679
SHA256

c14b7e58db0e1ca15f1fdbd224e18260d85f55c7f1a7468554677f024a3d4f27
SHA512

3ecc80996b1d3c6842b4b140cb28ec7b37ac0720d89ae3458363d69126884d3fe0b57b64539b30f5d402eba3bc6a60c5ea2ba76b7efe9a686717e0811248c673
SSDEEP

1572864:taLBDUcVj1WqZbHBbbAAZ7JLUA60/y35//hpzDosnVNauR8X4Rzl8VWhUGHF:MLJJIqZbHBbbFZ7KkG///goXBwUzlV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
client.exe

Files

client.exe
.exe windows:6 windows x86

9f31b8a227c6011400b4af8bbd6ba0e3

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

ReleaseMutex
DeleteProcThreadAttributeList
ReleaseSRWLockShared
CompareStringOrdinal
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
QueryPerformanceCounter
AcquireSRWLockExclusive
GetCurrentProcess
GetCurrentThread
RtlCaptureContext
GetProcAddress
SetLastError
GetCurrentDirectoryW
GetEnvironmentStringsW
GetEnvironmentVariableW
DuplicateHandle
GetStdHandle
GetCurrentProcessId
WriteFileEx
SleepEx
ReadFileEx
WaitForSingleObject
TerminateProcess
TryAcquireSRWLockExclusive
GetProcessHeap
HeapAlloc
HeapFree
HeapReAlloc
AcquireSRWLockShared
WaitForSingleObjectEx
LoadLibraryA
FreeEnvironmentStringsW
TlsSetValue
GetModuleHandleA
CreateFileW
GetConsoleMode
GetModuleHandleW
FormatMessageW
GetModuleFileNameW
GetFullPathNameW
CreateNamedPipeW
GetSystemDirectoryW
GetWindowsDirectoryW
CreateProcessW
GetFileAttributesW
InitializeProcThreadAttributeList
UpdateProcThreadAttribute
MultiByteToWideChar
WriteConsoleW
CreateThread
InitOnceBeginInitialize
TlsAlloc
InitOnceComplete
TlsFree
TlsGetValue
GetSystemTimeAsFileTime
GetTempPathW
FreeLibrary
ReleaseSRWLockExclusive
CreateMutexA
CloseHandle
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
EncodePointer
RaiseException
RtlUnwind
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
InitializeSListHead
GetCurrentThreadId
LoadLibraryExW

advapi32

SystemFunction036

bcrypt

BCryptGenRandom

ntdll

RtlNtStatusToDosError
NtWriteFile

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

strcpy_s
wcsncmp

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

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

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

__setusermatherr

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

_set_fmode
__p__commode

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

_configthreadlocale

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

malloc
free
_set_new_mode
calloc

Sections

.text
Size: 174KB - Virtual size: 174KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 88.5MB - Virtual size: 88.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9f31b8a227c6011400b4af8bbd6ba0e3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

bcrypt

ntdll

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

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

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

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

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

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

Sections

.text Size: 174KB - Virtual size: 174KB

.rdata Size: 88.5MB - Virtual size: 88.5MB

.data Size: 512B - Virtual size: 1KB

.reloc Size: 7KB - Virtual size: 7KB

.text
Size: 174KB - Virtual size: 174KB

.rdata
Size: 88.5MB - Virtual size: 88.5MB

.data
Size: 512B - Virtual size: 1KB

.reloc
Size: 7KB - Virtual size: 7KB