LoaderSUMATRA[.]exe

Sharing

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General

Target

LoaderSUMATRA.exe
Size

2.5MB
MD5

7f78cb5d9b02d6abfe084379a0fc0f02
SHA1

3c5f2661fb18a9859c81a8405a31da272b42beb1
SHA256

e0c78e54bfd37b81d21eab6b75170f2e6d2cb88b14651bd5b8fb0cf9939063f5
SHA512

6a01e8279a0958a0133c9da6aa98896baa083220914a7b2194d50df3f8a76cccbae7afb7d1c1f4ffb03622ce656da9ea1b108c9ccec99d5f0a17504abb9e38d3
SSDEEP

49152:04oiIDI50K5EjNQ6YPrcuJ09dHms8dJzmZj9hEMewFVKac/g:0lRD2oz9dHms8dwtHCwFVKpg

Score

1^/10

Malware Config

Signatures

Files

LoaderSUMATRA.exe
.exe windows x86

524a20b9dcaf6af98b81c979e05d1d24

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

ws2_32

inet_ntoa
ntohs
recv
select
send
setsockopt
shutdown
socket
gethostbyname
WSAStartup
WSAGetLastError
WSAIoctl
inet_addr
bind
closesocket
connect
ioctlsocket
getsockname
getsockopt
htons
__WSAFDIsSet

kernel32

GetStdHandle
SetCurrentConsoleFontEx
Sleep
DeleteFileA
ExitProcess
CompareFileTime
GetSystemTime
GetLocalTime
FileTimeToSystemTime
SystemTimeToFileTime
GetTimeZoneInformation
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetLastError
GetCurrentDirectoryA
GetCurrentDirectoryW
CreateDirectoryW
CreateFileW
DeleteFileW
UnhandledExceptionFilter
GetFullPathNameW
SetFileAttributesW
SetFilePointer
GetProcAddress
MoveFileW
GetSystemTimeAsFileTime
GetTickCount
FormatMessageA
GetComputerNameW
GetACP
GetOEMCP
QueryPerformanceCounter
GetCurrentThreadId
CloseHandle
CreateThread
GetFileSize
ReadFile
SetEndOfFile
WriteFile
LoadLibraryW
LoadLibraryA
GetVersionExA
FreeLibrary
SetLastError
SetUnhandledExceptionFilter
SetConsoleTitleA
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetCurrentProcessId
InitializeSListHead
IsDebuggerPresent
GetFileAttributesW
GetModuleHandleW

user32

SendMessageA
MessageBoxA

advapi32

RegOpenKeyExW
RegOpenKeyExA
CryptSetHashParam
CryptSignHashA
RegCloseKey
CryptAcquireContextA
CryptDestroyHash
CryptCreateHash
CryptExportKey
CryptDestroyKey
CryptGenRandom
CryptGetUserKey
CryptGetProvParam
CryptReleaseContext
RegQueryValueExA

shell32

ShellExecuteA

msvcp140

?uncaught_exception@std@@YA_NXZ
?_Xlength_error@std@@YAXPBD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@H@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z

wininet

DeleteUrlCacheEntryA

vcruntime140

_CxxThrowException
__current_exception_context
__current_exception
memmove
_except_handler4_common
memcpy
strchr
wcsstr
strstr
memset
__std_terminate
__std_exception_copy
__std_exception_destroy
__CxxFrameHandler3
memchr

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

rand
srand

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

_fseeki64
fread
_fileno
_set_fmode
fflush
ferror
_telli64
_filelengthi64
_filelength
_chsize_s
__acrt_iob_func
__p__commode
fwrite
fseek
__stdio_common_vfprintf
fopen_s
fclose

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

towlower
isalnum
towupper
strncmp
tolower
_strnicmp
wcscpy_s
_stricmp
toupper

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

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

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

_time64
_tzset
_mktime64
_localtime64_s

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

_set_new_mode
_callnewh
free
malloc

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

atoi
_atoi64

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

_dupenv_s

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

__setusermatherr

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

_configthreadlocale

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 675KB - Virtual size: 674KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 61KB - Virtual size: 75KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 67KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 69KB - Virtual size: 69KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

524a20b9dcaf6af98b81c979e05d1d24

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

kernel32

user32

advapi32

shell32

msvcp140

wininet

vcruntime140

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

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

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

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

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

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

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

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

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

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

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 675KB - Virtual size: 674KB

.data Size: 61KB - Virtual size: 75KB

.rsrc Size: 67KB - Virtual size: 66KB

.reloc Size: 69KB - Virtual size: 69KB

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 675KB - Virtual size: 674KB

.data
Size: 61KB - Virtual size: 75KB

.rsrc
Size: 67KB - Virtual size: 66KB

.reloc
Size: 69KB - Virtual size: 69KB