k2[.]exe | Triage

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General

Target

k2.exe
Size

19KB
MD5

c992d665e547ef5349e99cb81733dbd3
SHA1

898c206a8e82704c856d415b649d81452c779195
SHA256

0760806eb5b021d14a4ca087009fb81503e111bbaae86f494a3b0f0ae077f1e2
SHA512

37ba30c6bcae53aa85968e0f55a4139473b15a54fee7bf9fd6a6257e31aaf6df7cdc8fd858c9efc3f1b14fab4078afee223d67b91da92f73e9ddeece4c733c9f
SSDEEP

384:edhQPYS4B9B+X3qJIPWrqQ7t4fYhT3L0:evHsX3FPWrqUew93L

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
k2.exe

Files

k2.exe
.exe windows:6 windows x64 arch:x64

00121e9a96313cd76ba1c19473ac6a9e

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\Wok\Documents\GitHub\k2\x64\Release\k2.pdb

Imports

kernel32

CloseHandle
GetCurrentProcess
GetLastError
GetModuleFileNameA
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlCaptureContext

advapi32

RegOpenKeyExA
OpenProcessToken
GetTokenInformation
RegCloseKey
RegSetValueExA
RegCreateKeyExA

shell32

ShellExecuteExA

msvcp140

??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?get@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAHXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?good@ios_base@std@@QEBA_NXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?uncaught_exceptions@std@@YAHXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?cin@std@@3V?$basic_istream@DU?$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
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

_CxxThrowException
memcpy
__C_specific_handler
__current_exception_context
__std_exception_copy
__std_exception_destroy
__std_terminate
memset
__current_exception

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

__acrt_iob_func
__stdio_common_vfprintf
__p__commode
_set_fmode
__stdio_common_vsprintf

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

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

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

malloc
free
_callnewh
_set_new_mode

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

__setusermatherr

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

_configthreadlocale

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 7KB

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: 1024B - Virtual size: 696B

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: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

00121e9a96313cd76ba1c19473ac6a9e

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

shell32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

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

Sections

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

.rdata Size: 8KB - Virtual size: 7KB

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

.pdata Size: 1024B - Virtual size: 696B

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

.reloc Size: 512B - Virtual size: 96B

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

.rdata
Size: 8KB - Virtual size: 7KB

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

.pdata
Size: 1024B - Virtual size: 696B

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

.reloc
Size: 512B - Virtual size: 96B