RK1[.]exe | Triage

Sharing

Copy URL

Twitter E-mail

General

Target

RK1.exe
Size

1.5MB
MD5

14cc623b6e376fad0fe16d9cddfe96c3
SHA1

6aefc657e8f00f14a72a3add7befb43a83835412
SHA256

a25141084e5dfab39795153e20ff5d8bb4b5cf7f1566b144a894dbd882dbf5c8
SHA512

df3115d55ac44f6eda79879eb5ab1d3d1516e6f992ae38f5b9cf17e38b547d1438ccfb8e55a51e262057820eced0d1d0f79874b24c9dd61e883e42ae484b545a
SSDEEP

24576:WXaHOk3S9uunDSA+gvULA+1BScr+yO/d0J0WJOwG:KTWs8L/BS3yOuJ0y

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
RK1.exe

Files

RK1.exe
.exe windows:6 windows x64 arch:x64

13479cbf7055962bddf73c948006ae41

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\dex\Desktop\inject mw1-3\x64\Release\injec RK.pdb

Imports

kernel32

DeviceIoControl
CreateFileW
CloseHandle
Process32First
SetConsoleTextAttribute
VirtualFree
GetCurrentProcess
GetStdHandle
WriteFile
VirtualAlloc
TerminateProcess
LoadLibraryExA
OpenProcess
CreateToolhelp32Snapshot
Sleep
GetLastError
LoadLibraryA
DeleteFileW
Process32Next
LoadLibraryW
GetWindowsDirectoryW
Beep
GetProcAddress
FreeLibrary
WideCharToMultiByte
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
IsDebuggerPresent
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
ReleaseSRWLockExclusive

user32

PostThreadMessageA
GetAsyncKeyState
GetWindowThreadProcessId
SetWindowsHookExA
UnhookWindowsHookEx
EnumWindows

shell32

ShellExecuteW

msvcp140

?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
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??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
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@AEAH@Z
?get@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAHXZ
?ignore@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@_JH@Z
?good@ios_base@std@@QEBA_NXZ
?_Xout_of_range@std@@YAXPEBD@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ

ntdll

RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
RtlImageNtHeader

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__std_terminate
memset
_CxxThrowException
__current_exception_context
__current_exception
__C_specific_handler
__std_exception_copy
__std_exception_destroy
memcmp
memcpy
memmove

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

strcpy_s

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

_set_new_mode
free
_callnewh
malloc

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

rand
srand

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

_time64

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

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

Sections

.text
Size: 30KB - Virtual size: 29KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1KB - Virtual size: 1KB

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: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

13479cbf7055962bddf73c948006ae41

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

shell32

msvcp140

ntdll

vcruntime140_1

vcruntime140

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

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

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

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

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

Sections

.text Size: 30KB - Virtual size: 29KB

.rdata Size: 12KB - Virtual size: 11KB

.data Size: 1.4MB - Virtual size: 1.4MB

.pdata Size: 1KB - Virtual size: 1KB

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

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

.text
Size: 30KB - Virtual size: 29KB

.rdata
Size: 12KB - Virtual size: 11KB

.data
Size: 1.4MB - Virtual size: 1.4MB

.pdata
Size: 1KB - Virtual size: 1KB

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

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