mega[.]exe | Triage

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General

Target

mega.exe
Size

32KB
MD5

b443224a24ef3f6fbacd83e501a8dff4
SHA1

b8603c01989915426351f92d69488d0451c85d19
SHA256

9dcf06a382cca92bebd2466ef9f3416576f45275f6171f533dd9d1ac9551c9b5
SHA512

0255d3eaaff98a06cc5e86212963559793ec17ac71fbfa9962b263f90319bf5753fd6acd60646ff198ec97dfdae2e25c56423fb7f3baa39098a5faa0035c1f04
SSDEEP

384:leaQqNhCEwtEpOHWtyYbyAOumEPh0IQI1+URtf4Bg3Nf8JBtzau60ehTZ9cRMzT8:JWgHebauqzgQsoEHD

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
mega.exe

Files

mega.exe
.exe windows:6 windows x64 arch:x64

4c49f4a544dd70c9bf1257b7408d89c6

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\Ochko\source\repos\mega\x64\Release\mega.pdb

Imports

kernel32

TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
GetComputerNameW
IsProcessorFeaturePresent
DeleteFileA
Sleep
IsDebuggerPresent
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext

user32

SendMessageW
SystemParametersInfoW

advapi32

GetUserNameW

shell32

SHGetFolderPathW
ShellExecuteA

msvcp140

?id@?$codecvt@_WDU_Mbstatet@@@std@@2V0locale@2@A
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?put@?$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?$char_traits@D@std@@@std@@QEAAXH_N@Z
??4?$_Yarn@D@std@@QEAAAEAV01@PEBD@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@K@Z
?good@ios_base@std@@QEBA_NXZ
??1?$codecvt@_WDU_Mbstatet@@@std@@MEAA@XZ
??0?$codecvt@_WDU_Mbstatet@@@std@@QEAA@_K@Z
?out@?$codecvt@_WDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEB_W1AEAPEB_WPEAD3AEAPEAD@Z
?_Addfac@_Locimp@locale@std@@AEAAXPEAVfacet@23@_K@Z
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Incref@facet@locale@std@@UEAAXXZ
??Bid@locale@std@@QEAA_KXZ
?_Xlength_error@std@@YAXPEBD@Z
?uncaught_exception@std@@YA_NXZ
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?_New_Locimp@_Locimp@locale@std@@CAPEAV123@AEBV123@@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A

winhttp

WinHttpOpen
WinHttpQueryHeaders
WinHttpQueryDataAvailable
WinHttpReceiveResponse
WinHttpReadData
WinHttpOpenRequest
WinHttpCloseHandle
WinHttpSendRequest
WinHttpConnect

urlmon

URLDownloadToFileW
URLDownloadToFileA

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memmove
__std_exception_destroy
__std_exception_copy
__std_terminate
__C_specific_handler
_CxxThrowException
__current_exception
__current_exception_context
memset
memcpy

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

malloc
_callnewh
free
_set_new_mode

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

wcscat_s

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

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

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

_dupenv_s

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: 16KB - Virtual size: 16KB

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: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 984B

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: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4c49f4a544dd70c9bf1257b7408d89c6

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

msvcp140

winhttp

urlmon

vcruntime140_1

vcruntime140

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

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

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

api-ms-win-crt-environment-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: 16KB - Virtual size: 16KB

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

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

.pdata Size: 1024B - Virtual size: 984B

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

.reloc Size: 512B - Virtual size: 148B

.text
Size: 16KB - Virtual size: 16KB

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

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

.pdata
Size: 1024B - Virtual size: 984B

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

.reloc
Size: 512B - Virtual size: 148B