mega[.]exe | Triage

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General

Target

mega.exe
Size

30KB
MD5

536f31f63b9e056d826d82c25bdedc36
SHA1

45b90628dd7350380861ed7753ec7aeac7e5438e
SHA256

cdcac0d892a3bf3ee76943b85fd85109d0bca4b3d8e8995db30952c279889b7d
SHA512

f64c7ad53fb111108b0f3b8044e705d635f68016a5ac31d8fd187371b6ed1600351be7ad1b0af7134f081c00501b21fcb7277c73decfa8c9d9edbecf47f53ae7
SSDEEP

768:hAzc4y5rMT3D5n9G/jqQ3hLVOcnXcdEd37qxe:hAI2T3PCBZc6qxe

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: g5123gf

212d7d4241aed0f64927b0dba008e944

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

user32

SendMessageW
GetDesktopWindow
SystemParametersInfoW

advapi32

GetUserNameW

shell32

SHGetFolderPathW
ShellExecuteA

msvcp140

?out@?$codecvt@_WDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEB_W1AEAPEB_WPEAD3AEAPEAD@Z
?_Addfac@_Locimp@locale@std@@AEAAXPEAVfacet@23@_K@Z
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Incref@facet@locale@std@@UEAAXXZ
??Bid@locale@std@@QEAA_KXZ
??1?$codecvt@_WDU_Mbstatet@@@std@@MEAA@XZ
??0?$codecvt@_WDU_Mbstatet@@@std@@QEAA@_K@Z
??4?$_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

WinHttpOpen
WinHttpReceiveResponse
WinHttpConnect
WinHttpReadData
WinHttpOpenRequest
WinHttpCloseHandle
WinHttpSendRequest
WinHttpQueryDataAvailable

urlmon

URLDownloadToFileW
URLDownloadToFileA

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__std_terminate
_CxxThrowException
__std_exception_copy
__current_exception
__current_exception_context
memset
__std_exception_destroy
memmove
__C_specific_handler
memcpy

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

free
malloc
_callnewh
_set_new_mode

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

wcscat_s

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

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

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: 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: g5123gf

212d7d4241aed0f64927b0dba008e944

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-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: 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