usermode[.]exe

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General

Target

usermode.exe
Size

17KB
MD5

b0e629b0adf1ccd45a0afa0049c8ac47
SHA1

7a6ba604f538fe929cade440089794a5bd70043f
SHA256

ff53949879fb477d1c1c67886815969f5d47212240984069c4859b1eb8bc0894
SHA512

2d256ab8cf2cf6dd8d5605ae6be2364c857b2f7331132c51b1116a788aa516ffede7cd3692dd2452799414e00cf35605d2a3a05d46f863f666373219ce962e75
SSDEEP

192:YlJcOpky9UZyhjgPISLcREjel2eoGKxhJi3x5YQMCJJ4aFassgAV2+9ZV43Q5t2e:YzcOP9UISISgRe9GKxhqSiB31h

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
usermode.exe

Files

usermode.exe
.exe windows:6 windows x64 arch:x64

3574bc2bd9c58eaa2d62f29c26f8c665

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

Imports

kernel32

DeviceIoControl
CreateFileW
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlCaptureContext

msvcp140

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

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__current_exception
__C_specific_handler
__std_terminate
__current_exception_context
memset
memcpy

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

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

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

__setusermatherr

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

__p__commode
_set_fmode

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

_configthreadlocale

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

_set_new_mode
free

Sections

.text
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 7KB - Virtual size: 6KB

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

.pdata
Size: 512B - Virtual size: 504B

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: 64B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3574bc2bd9c58eaa2d62f29c26f8c665

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcp140

vcruntime140_1

vcruntime140

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: 7KB - Virtual size: 6KB

.rdata Size: 7KB - Virtual size: 6KB

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

.pdata Size: 512B - Virtual size: 504B

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

.reloc Size: 512B - Virtual size: 64B

.text
Size: 7KB - Virtual size: 6KB

.rdata
Size: 7KB - Virtual size: 6KB

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

.pdata
Size: 512B - Virtual size: 504B

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

.reloc
Size: 512B - Virtual size: 64B