UsoClient.pdb
Static task
static1
Behavioral task
behavioral1
Sample
UsoClient.exe
Resource
win10v2004-20240226-en
General
-
Target
UsoClient.exe
-
Size
88KB
-
MD5
f24349a080b1e9c920ea1539520852ec
-
SHA1
90b617caf689b7ca21b07cd5242621b4b5e1a3da
-
SHA256
6dab37bae55bb2cae213e55ff613c443719920d3056fd19de82c80b131b17f6c
-
SHA512
32dd386fa9f5660e820347cfb0dcaad13d0ef73f1a1723a3229b529d34f2bef41c1d935989d9ede668a61197cc81e4e44f490b6a61ca02cfaf285b33ccda4f50
-
SSDEEP
1536:B/AysBEdAYSMbwg/Wm5PjNKZEYOeiDUY9uJxMZpOYxr75fxe7Eoa0o:WByS53SjNKZETeiDUbJxMzrxrF5e7Eo+
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource UsoClient.exe
Files
-
UsoClient.exe.exe windows:10 windows x64 arch:x64
208f065acb93ba3d82e648baa58d7553
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE
PDB Paths
Imports
msvcp_win
?xsputn@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAA_JPEBG_J@Z
?xsgetn@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAA_JPEAG_J@Z
?uflow@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAAGXZ
?sync@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAAHXZ
?showmanyc@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAA_JXZ
?setbuf@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAAPEAV12@PEAG_J@Z
?imbue@?$basic_streambuf@GU?$char_traits@G@std@@@std@@MEAAXAEBVlocale@2@@Z
?_Unlock@?$basic_streambuf@GU?$char_traits@G@std@@@std@@UEAAXXZ
?_Lock@?$basic_streambuf@GU?$char_traits@G@std@@@std@@UEAAXXZ
?flush@?$basic_ostream@GU?$char_traits@G@std@@@std@@QEAAAEAV12@XZ
??6?$basic_ostream@GU?$char_traits@G@std@@@std@@QEAAAEAV01@H@Z
?_Osfx@?$basic_ostream@GU?$char_traits@G@std@@@std@@QEAAXXZ
??1?$basic_ostream@GU?$char_traits@G@std@@@std@@UEAA@XZ
??0?$basic_ostream@GU?$char_traits@G@std@@@std@@QEAA@PEAV?$basic_streambuf@GU?$char_traits@G@std@@@1@_N@Z
??0?$basic_ios@GU?$char_traits@G@std@@@std@@IEAA@XZ
?fill@?$basic_ios@GU?$char_traits@G@std@@@std@@QEBAGXZ
?rdbuf@?$basic_ios@GU?$char_traits@G@std@@@std@@QEBAPEAV?$basic_streambuf@GU?$char_traits@G@std@@@2@XZ
?tie@?$basic_ios@GU?$char_traits@G@std@@@std@@QEBAPEAV?$basic_ostream@GU?$char_traits@G@std@@@2@XZ
?setstate@?$basic_ios@GU?$char_traits@G@std@@@std@@QEAAXH_N@Z
??1?$basic_ios@GU?$char_traits@G@std@@@std@@UEAA@XZ
?_Pninc@?$basic_streambuf@GU?$char_traits@G@std@@@std@@IEAAPEAGXZ
?gbump@?$basic_streambuf@GU?$char_traits@G@std@@@std@@IEAAXH@Z
?pptr@?$basic_streambuf@GU?$char_traits@G@std@@@std@@IEBAPEAGXZ
?gptr@?$basic_streambuf@GU?$char_traits@G@std@@@std@@IEBAPEAGXZ
?sputn@?$basic_streambuf@GU?$char_traits@G@std@@@std@@QEAA_JPEBG_J@Z
?sputc@?$basic_streambuf@GU?$char_traits@G@std@@@std@@QEAAGG@Z
??1?$basic_streambuf@GU?$char_traits@G@std@@@std@@UEAA@XZ
??0?$basic_streambuf@GU?$char_traits@G@std@@@std@@IEAA@XZ
?width@ios_base@std@@QEAA_J_J@Z
?width@ios_base@std@@QEBA_JXZ
?flags@ios_base@std@@QEBAHXZ
?good@ios_base@std@@QEBA_NXZ
?uncaught_exception@std@@YA_NXZ
_Query_perf_counter
_Xtime_get_ticks
_Thrd_sleep
_Query_perf_frequency
?_Xlength_error@std@@YAXPEBD@Z
api-ms-win-crt-runtime-l1-1-0
_c_exit
_register_thread_local_exe_atexit_callback
_initterm_e
_initterm
api-ms-win-crt-private-l1-1-0
_o__configthreadlocale
_o__configure_wide_argv
_o__crt_atexit
_o__errno
_o__exit
_o__get_wide_winmain_command_line
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o_exit
_o_free
_o_malloc
_o_terminate
_o_tolower
__C_specific_handler
_CxxThrowException
_o__cexit
_o__callnewh
_o___stdio_common_vswscanf
_o___stdio_common_vswprintf
_o___stdio_common_vsnprintf_s
_o___stdio_common_vfprintf
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
_o___acrt_iob_func
__std_terminate
__CxxFrameHandler4
memcpy
memmove
api-ms-win-crt-string-l1-1-0
memset
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleW
GetModuleFileNameA
GetProcAddress
GetModuleHandleExW
api-ms-win-core-synch-l1-1-0
WaitForSingleObject
CreateSemaphoreExW
OpenSemaphoreW
WaitForSingleObjectEx
CreateMutexExW
ReleaseSRWLockExclusive
ReleaseSemaphore
ReleaseMutex
AcquireSRWLockExclusive
api-ms-win-core-heap-l1-1-0
HeapFree
HeapAlloc
GetProcessHeap
api-ms-win-core-errorhandling-l1-1-0
SetUnhandledExceptionFilter
SetLastError
UnhandledExceptionFilter
RaiseException
GetLastError
api-ms-win-core-processthreads-l1-1-0
TerminateProcess
GetCurrentProcess
GetCurrentProcessId
GetStartupInfoW
GetCurrentThreadId
api-ms-win-core-localization-l1-2-0
FormatMessageW
api-ms-win-core-debug-l1-1-0
OutputDebugStringW
DebugBreak
IsDebuggerPresent
api-ms-win-core-handle-l1-1-0
CloseHandle
oleaut32
SysAllocString
VariantInit
VariantClear
SysFreeString
api-ms-win-eventing-provider-l1-1-0
EventWriteTransfer
EventRegister
EventUnregister
EventSetInformation
EventActivityIdControl
api-ms-win-core-sysinfo-l1-1-0
GetSystemTime
GetSystemTimeAsFileTime
api-ms-win-core-com-l1-1-0
CoCreateInstance
CoInitializeEx
CoUninitialize
CoSetProxyBlanket
api-ms-win-core-synch-l1-2-0
InitOnceComplete
InitOnceBeginInitialize
Sleep
api-ms-win-core-winrt-l1-1-0
RoActivateInstance
api-ms-win-core-winrt-string-l1-1-0
WindowsCreateStringReference
api-ms-win-core-heap-l2-1-0
LocalFree
api-ms-win-core-rtlsupport-l1-1-0
RtlLookupFunctionEntry
RtlCaptureContext
RtlVirtualUnwind
api-ms-win-core-processthreads-l1-1-1
IsProcessorFeaturePresent
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-interlocked-l1-1-0
InitializeSListHead
api-ms-win-core-kernel32-legacy-l1-1-1
PowerSetRequest
PowerClearRequest
PowerCreateRequest
api-ms-win-shcore-obsolete-l1-1-0
CommandLineToArgvW
updatepolicy
ReleaseEnterprisePolicyValue
ReadPolicy
GetEnterprisePolicyName
ReleaseUpdatePolicyValue
ReadPolicyWithFallback
GetUpdatePolicyName
api-ms-win-service-management-l1-1-0
CloseServiceHandle
OpenSCManagerW
ControlServiceExW
StartServiceW
OpenServiceW
api-ms-win-service-winsvc-l1-1-0
QueryServiceStatus
api-ms-win-service-management-l2-1-0
QueryServiceStatusEx
api-ms-win-core-registry-l1-1-0
RegCloseKey
RegGetValueW
RegQueryValueExW
RegOpenKeyExW
api-ms-win-core-registry-l1-1-1
RegSetKeyValueW
api-ms-win-core-timezone-l1-1-0
FileTimeToSystemTime
SystemTimeToFileTime
api-ms-win-core-file-l1-1-0
CompareFileTime
api-ms-win-stateseparation-helpers-l1-1-0
GetPersistedRegistryLocationW
Sections
.text Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 26KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 984B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 156B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ