um[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

um.exe
Size

898KB
MD5

49221fbe1098c30b4aa09ccbe7ddf4b4
SHA1

20116d6a6b51dd0655113e7296b65c3514372d47
SHA256

51a2141cbde7e1bd2fbf9fb74ce6108e1a3d9f6885dcb3adccd57c37c13c275d
SHA512

3b328006341be6a2d3e4d77d4b3dd9bf87e58a6e96bce42dd8ad06a73155a85a212e08eb4e4d8cf1e70be1d66767a11b6b62e6891817031b76442651c19e7a67
SSDEEP

12288:i2uIpbQmqPbO+ZMi4GGin0UxCj2AqeMQm96TnSEl1yt6zzng0LLxwfQndym2jO+P:5uE8PSSMBGGin0uGKFGRn7V1sU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
um.exe

Files

um.exe
.exe windows:6 windows x64 arch:x64

e641a3c52f5998c37ab25ade01893f99

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

PDB Paths

C:\Users\NotRatted\Downloads\External\External\External\Build\um.pdb

Imports

d3d11

D3D11CreateDeviceAndSwapChain

dwmapi

DwmExtendFrameIntoClientArea

ntdll

RtlLookupFunctionEntry
RtlCaptureContext
RtlVirtualUnwind

kernel32

GlobalLock
GlobalFree
MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
QueryPerformanceFrequency
FreeLibrary
GetModuleHandleA
GetProcAddress
LoadLibraryA
GetStdHandle
CreateFileW
GetFileSize
ReadFile
WriteFile
IsDebuggerPresent
CloseHandle
InitializeSListHead
GlobalAlloc
Sleep
GetCurrentProcess
CreateThread
VirtualProtect
VirtualQuery
lstrcmpiA
GlobalAddAtomA
CreateToolhelp32Snapshot
Process32First
Process32Next
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GlobalUnlock
GetModuleHandleW
GetCurrentProcessId
GetCurrentThreadId
DeviceIoControl
GetSystemTimeAsFileTime

user32

GetWindowLongA
MessageBoxA
GetSystemMetrics
DestroyWindow
DispatchMessageA
LoadCursorA
ScreenToClient
ClientToScreen
GetCursorPos
SetCursor
SetCursorPos
GetClientRect
GetForegroundWindow
EmptyClipboard
GetClipboardData
SetClipboardData
CloseClipboard
OpenClipboard
GetKeyState

imm32

ImmReleaseContext
ImmSetCompositionWindow
ImmSetCandidateWindow
ImmGetContext

d3dcompiler_47

D3DCompile

msvcp140

?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?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
?tie@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_ostream@DU?$char_traits@D@std@@@2@XZ
?_Throw_Cpp_error@std@@YAXH@Z
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADXZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_K@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
?_Xlength_error@std@@YAXPEBD@Z
?uncaught_exceptions@std@@YAHXZ
_Query_perf_counter
_Query_perf_frequency
_Thrd_detach
_Cnd_do_broadcast_at_thread_exit

vcruntime140

__std_exception_destroy
_CxxThrowException
wcsstr
__C_specific_handler
__current_exception
__current_exception_context
__std_exception_copy
memcmp
memset
memmove
memcpy
memchr
strstr
__std_terminate

vcruntime140_1

__CxxFrameHandler4

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

strncpy
tolower
strncmp
strcmp

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

ftell
_set_fmode
_wfopen
__acrt_iob_func
__stdio_common_vfprintf
__stdio_common_vsnprintf_s
fseek
fclose
__p__commode
fwrite
__stdio_common_vsprintf
__stdio_common_vsscanf
fread
__stdio_common_vsprintf_s
fflush

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

_callnewh
free
malloc
_set_new_mode

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

qsort
rand

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

cosf
sinf
__setusermatherr
fmodf
acosf
sqrtf
log
logf
pow
powf
tanf
ceilf
sqrt
atan2
asin

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

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

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

atof

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

_configthreadlocale

Sections

.text
Size: 386KB - Virtual size: 385KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 386KB - Virtual size: 386KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 107KB - Virtual size: 110KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 464B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 488B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 884B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e641a3c52f5998c37ab25ade01893f99

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

d3d11

dwmapi

ntdll

kernel32

user32

imm32

d3dcompiler_47

msvcp140

vcruntime140

vcruntime140_1

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

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

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

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

Sections

.text Size: 386KB - Virtual size: 385KB

.rdata Size: 386KB - Virtual size: 386KB

.data Size: 107KB - Virtual size: 110KB

.pdata Size: 15KB - Virtual size: 14KB

_RDATA Size: 512B - Virtual size: 464B

.rsrc Size: 512B - Virtual size: 488B

.reloc Size: 1024B - Virtual size: 884B

.text
Size: 386KB - Virtual size: 385KB

.rdata
Size: 386KB - Virtual size: 386KB

.data
Size: 107KB - Virtual size: 110KB

.pdata
Size: 15KB - Virtual size: 14KB

_RDATA
Size: 512B - Virtual size: 464B

.rsrc
Size: 512B - Virtual size: 488B

.reloc
Size: 1024B - Virtual size: 884B