calc2[.]exe | Triage

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General

Target

calc2.exe
Size

15KB
MD5

63e9d02ac1df2f7142db32194131fedc
SHA1

31638d6325f1c14cd254f7252a9a4dda0d332f8f
SHA256

de8c53614b09d443cdfa194e708ce931893e079d950728c1f9505f1d42e4e279
SHA512

a45ced3e4836ffdfd04d6cd4ddc05bee56a1dcbe5502d3ec2690a5065321b9f8bddd647265076a5b90bf1ece3cf4ec13605f108d9b039c160e17f4e721aa1210
SSDEEP

192:XIF2EJUZrWJkCp31ItBW6Cx84/5FB5TfTW7sxTOn7755xyDXU/UvcwdK:XIHJCmLgtg7Tf7TO/U4i

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
calc2.exe

Files

calc2.exe
.exe windows:6 windows x64

30a8bbe19baf380b8ed16a8a3d95fcb8

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

urlmon

URLDownloadToFileW

kernel32

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

user32

MessageBoxW

advapi32

GetUserNameW
GetTokenInformation
OpenProcessToken

shell32

ShellExecuteW

vcruntime140

__std_type_info_destroy_list
__current_exception_context
__C_specific_handler
memset
__current_exception

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

wcscmp
wcslen
wcscat_s

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

_c_exit
_seh_filter_exe
_cexit
_initialize_onexit_table
_register_onexit_function
_execute_onexit_table
_crt_atexit
_crt_at_quick_exit
terminate
_set_app_type
_exit
_register_thread_local_exe_atexit_callback
exit
_initterm
_get_narrow_winmain_command_line
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
_wsystem
_initterm_e

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

__setusermatherr

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

_set_fmode
__p__commode

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

_configthreadlocale

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

_set_new_mode

Sections

.text
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 624B

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: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

30a8bbe19baf380b8ed16a8a3d95fcb8

Headers

DLL Characteristics

File Characteristics

Imports

urlmon

kernel32

user32

advapi32

shell32

vcruntime140

api-ms-win-crt-string-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

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

Sections

.text Size: 6KB - Virtual size: 5KB

.rdata Size: 5KB - Virtual size: 4KB

.data Size: 1024B - Virtual size: 2KB

.pdata Size: 1024B - Virtual size: 624B

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

.reloc Size: 512B - Virtual size: 40B

.text
Size: 6KB - Virtual size: 5KB

.rdata
Size: 5KB - Virtual size: 4KB

.data
Size: 1024B - Virtual size: 2KB

.pdata
Size: 1024B - Virtual size: 624B

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

.reloc
Size: 512B - Virtual size: 40B