mega[.]exe | Triage

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General

Target

mega.exe
Size

30KB
MD5

1932544554f9d7cc1c85cd64b2b9f7e4
SHA1

8e7816b57f05268e879ee8c5f56edc633db04522
SHA256

d36f75a8cd41494754db1830558abb4b65f49af6b95307c055ef5d4f673339a6
SHA512

837f033d5ebfc4793b7b552d2cdf3242379c4bbd21bf3cf9fbe09069a11f5310fbe7cb31006706315ffbe21c2e1c9accc11405551c5f3000621fb3fc33fd7d84
SSDEEP

384:3wWysL8FG+fneXAq5GwGSo5XV/wMgMMKP+UozNw+3VTMG8YMPRMr5ar22EMjXmLB:pb+/Aum+UC2crkCSwz3AE3u

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

Password: pidorasim

17d47fe94f7f4fe08ee5e883501a7450

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

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

user32

SystemParametersInfoW
SendMessageW

advapi32

GetUserNameW

shell32

ShellExecuteA

msvcp140

?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Incref@facet@locale@std@@UEAAXXZ
??Bid@locale@std@@QEAA_KXZ
?out@?$codecvt@_WDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEB_W1AEAPEB_WPEAD3AEAPEAD@Z
?_Addfac@_Locimp@locale@std@@AEAAXPEAVfacet@23@_K@Z
??0?$codecvt@_WDU_Mbstatet@@@std@@QEAA@_K@Z
??1?$codecvt@_WDU_Mbstatet@@@std@@MEAA@XZ
??4?$_Yarn@D@std@@QEAAAEAV01@PEBD@Z
?id@?$codecvt@_WDU_Mbstatet@@@std@@2V0locale@2@A
?_Xlength_error@std@@YAXPEBD@Z
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?_New_Locimp@_Locimp@locale@std@@CAPEAV123@AEBV123@@Z

winhttp

WinHttpQueryDataAvailable
WinHttpConnect
WinHttpSendRequest
WinHttpCloseHandle
WinHttpOpenRequest
WinHttpReceiveResponse
WinHttpOpen
WinHttpReadData

urlmon

URLDownloadToFileW
URLDownloadToFileA

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__C_specific_handler
__std_exception_copy
__current_exception
__current_exception_context
memset
__std_terminate
__std_exception_destroy
memmove
_CxxThrowException
memcpy

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

free
_callnewh
malloc
_set_new_mode

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

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

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

_set_fmode
__p__commode

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

_configthreadlocale

Sections

.text
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 10KB - Virtual size: 10KB

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: 876B

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: 144B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: pidorasim

17d47fe94f7f4fe08ee5e883501a7450

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

msvcp140

winhttp

urlmon

vcruntime140_1

vcruntime140

api-ms-win-crt-heap-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: 15KB

.rdata Size: 10KB - Virtual size: 10KB

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

.pdata Size: 1024B - Virtual size: 876B

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

.reloc Size: 512B - Virtual size: 144B

.text
Size: 16KB - Virtual size: 15KB

.rdata
Size: 10KB - Virtual size: 10KB

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

.pdata
Size: 1024B - Virtual size: 876B

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

.reloc
Size: 512B - Virtual size: 144B