usndel[.]exe | Triage

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31/05/2024, 17:27

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General

Target

usndel.exe
Size

21KB
MD5

8db1b8e6a62a86a0018799572129a129
SHA1

e112b6c037886bfa2df5d0d738e408c7eaac1726
SHA256

74fcafea8e53f0a9c530f7d8808b90968b3a64e753fa95bb6e7fdab1a32f4075
SHA512

d5532d5aca62767d646b82a2cec151cbfabdef5e88a487fe671998cfb747a551281b4432f812c5eff6b7777544179ff295235572d302267cefc90b780fd33d84
SSDEEP

384:TvgOfUFgWCZ3JcOGarv6b14YztH6cPLTI:TY6wgWmJfE14YztacTT

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
usndel.exe

Files

usndel.exe
.exe windows:6 windows x64 arch:x64

bf3e36186f1d850900b7d9a62686c1ae

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\Emma\Desktop\usn\usndelv2\x64\Release\usndel.pdb

Imports

kernel32

MultiByteToWideChar
ReadFile
WriteFile
DeviceIoControl
CreateFileW
GetFileInformationByHandle
GetLastError
CloseHandle
SetFilePointerEx
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext

msvcp140

?good@ios_base@std@@QEBA_NXZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@K@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_J@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_K@Z
?uncaught_exception@std@@YA_NXZ
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Xlength_error@std@@YAXPEBD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__current_exception_context
__current_exception
_CxxThrowException
memmove
__C_specific_handler
__std_terminate
__std_exception_copy
__std_exception_destroy
memcpy
memset

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

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

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

__stdio_common_vsprintf
_set_fmode
__acrt_iob_func
__p__commode
__stdio_common_vfprintf

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

malloc
_callnewh
realloc
free
_set_new_mode

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

strtol

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

__setusermatherr

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

_configthreadlocale

Sections

.text
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 768B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 92B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

bf3e36186f1d850900b7d9a62686c1ae

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

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

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

Sections

.text Size: 9KB - Virtual size: 9KB

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

.data Size: 512B - Virtual size: 10KB

.pdata Size: 1024B - Virtual size: 768B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 512B - Virtual size: 92B

.text
Size: 9KB - Virtual size: 9KB

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

.data
Size: 512B - Virtual size: 10KB

.pdata
Size: 1024B - Virtual size: 768B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 512B - Virtual size: 92B