quasar | Lose2himato[.]exe

Sharing

Copy URL

Twitter E-mail

General

Target

Lose2himato.exe
Size

135.3MB
MD5

30b32bc02534355b906a37951b458808
SHA1

61eada367af3558e45c8583e174cdef13e68b93b
SHA256

6f08d8eb4044dd872b38ff8d6a2b6e86efa9f7d777cb1b09e1f575bfed9467a2
SHA512

8735788ded8836ac0b5be86356263cba2899367964ca8711a8d89b84cecf8c50be799274bfae5d4c6b8bc5d4dea7f04f836f10bf230041677c61977299887839
SSDEEP

786432:zl5HNB9mAbrDMZBfPPgs9TFMd15DeSqVO0EQWW2IxEm+KoZd7APUF85n9wwTtLwG:J5gOsPfmZ0/EmREdEPUF85nSUgTI

Score

10^/10

quasar

Malware Config

Signatures

Quasar family
quasar

Quasar payload 1 IoCs

resource	yara_rule
sample	family_quasar

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Lose2himato.exe

Files

Lose2himato.exe
.exe windows:6 windows x86 arch:x86

5763450b6ec4106a1a01f24f7b526413

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\a\_work\1\s\artifacts\obj\coreclr\windows.x86.Release\Corehost.Static\singlefilehost.pdb

Imports

kernel32

MultiByteToWideChar
GetTickCount
QueryPerformanceFrequency
QueryPerformanceCounter
GetModuleHandleW
FlushInstructionCache
InterlockedPushEntrySList
InterlockedFlushSList
InitializeSListHead
GetTickCount64
DuplicateHandle
QueueUserAPC
WaitForSingleObjectEx
SetThreadPriority
GetThreadPriority
ResumeThread
GetCurrentThreadId
Sleep
TlsAlloc
GetCurrentThread
CreateThread
WaitForMultipleObjectsEx
SignalObjectAndWait
SetThreadStackGuarantee
VirtualQuery
GetStdHandle
WideCharToMultiByte
GetConsoleOutputCP
MapViewOfFileEx
UnmapViewOfFile
GetStringTypeExW
SetEvent
GetCurrentProcessorNumber
GlobalMemoryStatusEx
CreateIoCompletionPort
PostQueuedCompletionStatus
SleepEx
GetQueuedCompletionStatus
InterlockedPopEntrySList
GetCurrentProcessorNumberEx
ExitProcess
CreateMemoryResourceNotification
GetProcessAffinityMask
SetThreadIdealProcessorEx
GetThreadIdealProcessorEx
GetLargePageMinimum
VirtualUnlock
ResetWriteWatch
GetWriteWatch
GetLogicalProcessorInformation
SetThreadGroupAffinity
SetThreadAffinityMask
IsProcessInJob
QueryInformationJobObject
K32GetProcessMemoryInfo
VirtualAlloc
VirtualFree
VirtualProtect
SwitchToThread
CloseThreadpoolTimer
CreateThreadpoolTimer
SetThreadpoolTimer
GetFileSize
GetEnvironmentVariableW
SetEnvironmentVariableW
CreateEventW
ResetEvent
CreateSemaphoreExW
ReleaseSemaphore
CreateMutexW
ReleaseMutex
GetThreadContext
SuspendThread
SetThreadContext
GetEnabledXStateFeatures
InitializeContext
SetXStateFeaturesMask
GetSystemDefaultLCID
GetUserDefaultLCID
OutputDebugStringA
RtlUnwind
HeapAlloc
HeapFree
GetProcessHeap
HeapCreate
HeapDestroy
GetEnvironmentStringsW
FreeEnvironmentStringsW
FormatMessageW
GetACP
LCMapStringEx
LocalFree
VerSetConditionMask
VerifyVersionInfoW
IsWow64Process
FindClose
GetModuleFileNameW
FindNextFileW
QueryThreadCycleTime
VirtualAllocExNuma
GetNumaProcessorNodeEx
GetNumaHighestNodeNumber
GetSystemTimes
GetSystemTimeAsFileTime
CreateProcessW
GetCPInfo
LoadLibraryExW
CreateFileW
GetFileAttributesExW
GetTempPathW
GetCurrentDirectoryW
FindFirstFileExW
GetFullPathNameW
OpenProcess
OpenEventW
ExitThread
HeapReAlloc
CreateNamedPipeA
WaitForMultipleObjects
DisconnectNamedPipe
CreateFileA
CancelIoEx
GetOverlappedResult
ConnectNamedPipe
FlushFileBuffers
CreateFileMappingW
MapViewOfFile
GetActiveProcessorGroupCount
GetSystemTime
SetConsoleCtrlHandler
GetLocaleInfoEx
GetUserDefaultLocaleName
CreateDirectoryW
RemoveDirectoryW
GetFileSizeEx
LoadLibraryA
InitializeCriticalSectionAndSpinCount
AddVectoredExceptionHandler
SetUnhandledExceptionFilter
UnhandledExceptionFilter
TerminateProcess
GetCurrentProcessId
RaiseFailFastException
FreeLibrary
RaiseException
WaitForSingleObject
TlsSetValue
TlsGetValue
GetSystemInfo
ReadProcessMemory
IsDebuggerPresent
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
WriteFile
GetProcessTimes
GetCommandLineW
ReadFile
SetFilePointer
GetProcAddress
GetModuleHandleExW
SetErrorMode
CloseHandle
GetCurrentProcess
FlushProcessWriteBuffers
SetLastError
GetLastError
OutputDebugStringW
DebugBreak
DecodePointer
GetStringTypeW
IsProcessorFeaturePresent
EncodePointer
TlsFree
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
InitializeCriticalSectionEx
TryEnterCriticalSection
GetExitCodeThread
CreateFileMappingA

advapi32

RegGetValueW
SetKernelObjectSecurity
GetSidSubAuthorityCount
GetSidSubAuthority
GetTokenInformation
DeregisterEventSource
ReportEventW
RegisterEventSourceW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
EventRegister
AdjustTokenPrivileges
OpenProcessToken
LookupPrivilegeValueW
SetThreadToken
RevertToSelf
OpenThreadToken
EventWriteTransfer
EventWrite

ole32

CoCreateGuid
CoTaskMemAlloc
CoTaskMemFree
CoUninitialize
CoInitializeEx
IIDFromString
CLSIDFromProgID
CoRegisterInitializeSpy
CoMarshalInterface
CoUnmarshalInterface
CoGetObjectContext
CoGetContextToken
CoGetClassObject
CoCreateFreeThreadedMarshaler
CreateStreamOnHGlobal
StringFromGUID2
CoGetMarshalSizeMax
CoWaitForMultipleHandles
CoRevokeInitializeSpy
CoReleaseMarshalData

oleaut32

SafeArrayAllocDescriptorEx
GetRecordInfoFromTypeInfo
SafeArraySetRecordInfo
SafeArrayAllocData
SafeArrayGetElemsize
SysStringByteLen
SysAllocStringByteLen
SafeArrayCreateVector
SafeArrayPutElement
LoadRegTypeLi
CreateErrorInfo
VariantInit
VariantClear
VarCyFromDec
VariantChangeType
SafeArrayGetVartype
LoadTypeLibEx
QueryPathOfRegTypeLi
SafeArrayDestroy
SafeArrayGetLBound
SafeArrayGetDim
SysAllocStringLen
SysStringLen
SysAllocString
SetErrorInfo
GetErrorInfo
SysFreeString
VariantChangeTypeEx

user32

MessageBoxW
LoadStringW

version

GetFileVersionInfoExW
VerQueryValueW
GetFileVersionInfoSizeExW

shell32

ShellExecuteW

api-ms-win-core-winrt-l1-1-0

RoInitialize
RoUninitialize

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

strcat_s
isspace
strtok_s
strcspn
strncmp
_strnicmp
wcscpy_s
strcpy_s
_stricmp
strlen
wcsncmp
iswupper
towlower
isalpha
isdigit
wcstok_s
_strdup
strcmp
wcsncpy_s
wcsnlen
isupper
iswspace
strncpy_s
_wcsdup
strncat_s
_wcsnicmp
islower
wcsncat_s
strnlen
tolower
_wcsicmp
__strncnt
iswascii
towupper
wcscat_s

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

_set_fmode
__stdio_common_vsprintf_s
fwrite
fputws
fputwc
_get_stream_buffer_pointers
__p__commode
_wfsopen
__stdio_common_vswprintf_s
__acrt_iob_func
_fseeki64
fread
__stdio_common_vfprintf
fsetpos
_putws
ungetc
fgetpos
fflush
_flushall
fopen
fputs
__stdio_common_vsnwprintf_s
fgetc
fputc
__stdio_common_vswprintf
__stdio_common_vsscanf
fgets
setvbuf
_setmode
_dup
_fileno
ftell
fseek
fclose
_wfopen
__stdio_common_vsnprintf_s
__stdio_common_vfwprintf

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

_invalid_parameter_noinfo_noreturn
_wcserror
_beginthreadex
_controlfp_s
_invalid_parameter_noinfo
_errno
_register_thread_local_exe_atexit_callback
_c_exit
__p___wargv
__p___argc
_exit
abort
exit
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
terminate
_configure_wide_argv
_initialize_wide_environment
_get_initial_wide_environment
_initterm
_initterm_e

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

_wtoi
_ltow_s
strtoul
atol
atoi
strtoull
_itow_s
wcstoul
_wcstoui64

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

_set_new_mode
free
realloc
malloc
calloc

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

qsort

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

_CIcosh
__libm_sse2_tan
_libm_sse2_acos_precise
_CIfmod
_CIsinh
_CItanh
__libm_sse2_sin
__libm_sse2_acos
__libm_sse2_asin
__libm_sse2_atan
_copysign
log2
atanh
acosh
modf
cbrt
asinh
asinhf
ilogbf
atanhf
cbrtf
acoshf
log2f
__libm_sse2_pow
__libm_sse2_atan2
__libm_sse2_cos
_libm_sse2_asin_precise
_isnan
_libm_sse2_atan_precise
_libm_sse2_cos_precise
_libm_sse2_exp_precise
_libm_sse2_log10_precise
_libm_sse2_log_precise
_fdopen
_libm_sse2_pow_precise
_libm_sse2_sin_precise
_finite
_CIatan2
__libm_sse2_log10
_libm_sse2_sqrt_precise
_libm_sse2_tan_precise
__libm_sse2_exp
frexp
ceil
floor
fma
fmaf
ilogb
__libm_sse2_log
__setusermatherr

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

_time64
_gmtime64_s
wcsftime

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

_configthreadlocale
localeconv
_lock_locales
_unlock_locales
setlocale
__pctype_func
___lc_locale_name_func
___lc_codepage_func
___mb_cur_max_func

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

_wremove
_wrename
_lock_file
_unlock_file

Exports

Exports

CLRJitAttachState
DotNetRuntimeInfo
MetaDataGetDispenser
g_CLREngineMetrics

Sections

.text
Size: 5.3MB - Virtual size: 5.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.CLR_UEF
Size: 512B - Virtual size: 68B

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: 20KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 68KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 268KB - Virtual size: 267KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5763450b6ec4106a1a01f24f7b526413

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

ole32

oleaut32

user32

version

shell32

api-ms-win-core-winrt-l1-1-0

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

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

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

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

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

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

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

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

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

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

Exports

Exports

Sections

.text Size: 5.3MB - Virtual size: 5.3MB

.CLR_UEF Size: 512B - Virtual size: 68B

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

.data Size: 20KB - Virtual size: 72KB

_RDATA Size: 68KB - Virtual size: 67KB

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

.reloc Size: 268KB - Virtual size: 267KB

.text
Size: 5.3MB - Virtual size: 5.3MB

.CLR_UEF
Size: 512B - Virtual size: 68B

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

.data
Size: 20KB - Virtual size: 72KB

_RDATA
Size: 68KB - Virtual size: 67KB

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

.reloc
Size: 268KB - Virtual size: 267KB