AuthEngineeringExampleC[.]zip

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General

Target

AuthEngineeringExampleC.zip
Size

148KB
MD5

ef8d6aa37b0d6bc0fea005dc6f2a7b8e
SHA1

8f9d42e0041d14fa687226abe3eb1e65a1cca267
SHA256

fdb1f1e63b09b70d4b13b1e0b2548df78228663e2b2e640f9a8eabe3cc73bbaf
SHA512

17cf5e74b65bc421343917db6ee4dcf2ea7aa0076127a25743d2b39fe49a16f198b0a957b287162e82c65709412b091ab667aee2376a8a242903e7b7571eaafa
SSDEEP

3072:O4ZL1GAXFQgdgeGAeqTb+oPUs/Cve/7+obBmp+B:O4fJVQgdYAeob+cwj+oMB

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Auth.dll
unpack001/AuthEngineeringExampleC.exe

Files

AuthEngineeringExampleC.zip
.zip
Auth.dll
.dll windows:6 windows x64

37ae9cbc1c0bffad3485d7633f818443

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

Sleep
LoadLibraryA
SleepEx
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
DisableThreadLibraryCalls
InitializeSListHead
CloseHandle

msvcp140

?_Xout_of_range@std@@YAXPEBD@Z
?_Xlength_error@std@@YAXPEBD@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memchr
memcmp
__std_type_info_destroy_list
_CxxThrowException
memset
__C_specific_handler
__std_exception_copy
memcpy
memmove
__std_exception_destroy

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

__stdio_common_vfprintf
__acrt_iob_func
__stdio_common_vsscanf

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

_execute_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
_initterm_e
_initterm
_crt_atexit
_cexit
_register_onexit_function
_initialize_onexit_table
_invalid_parameter_noinfo_noreturn

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

free
malloc
_callnewh

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

strftime
_time64
_mktime64
_gmtime64_s

Exports

Exports

GetToken
GetVariable
Login

Sections

.text
Size: 243KB - Virtual size: 242KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 18KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 9KB

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: 152B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
AuthEngineeringExampleC.exe
.exe windows:6 windows x64

6f3cf8539e62f0c801b70f8ab8b0c891

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

LoadLibraryA
SleepEx
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
CloseHandle

msvcp140

??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?id@?$ctype@D@std@@2V0locale@2@A
?_Xlength_error@std@@YAXPEBD@Z
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??Bid@locale@std@@QEAA_KXZ
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memcpy
__std_exception_destroy
memmove
__std_exception_copy
__std_terminate
__C_specific_handler
memcmp
__current_exception
memset
__current_exception_context
_CxxThrowException

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

__acrt_iob_func
__stdio_common_vfprintf
__p__commode
_set_fmode

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

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

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

malloc
free
_set_new_mode
_callnewh

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

__setusermatherr

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

_configthreadlocale

Sections

.text
Size: 235KB - Virtual size: 235KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 9KB

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: 152B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

37ae9cbc1c0bffad3485d7633f818443

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

Exports

Exports

Sections

.text Size: 243KB - Virtual size: 242KB

.rdata Size: 18KB - Virtual size: 17KB

.data Size: 512B - Virtual size: 7KB

.pdata Size: 10KB - Virtual size: 9KB

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

.reloc Size: 512B - Virtual size: 152B

6f3cf8539e62f0c801b70f8ab8b0c891

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

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

Sections

.text Size: 235KB - Virtual size: 235KB

.rdata Size: 19KB - Virtual size: 19KB

.data Size: 512B - Virtual size: 8KB

.pdata Size: 10KB - Virtual size: 9KB

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

.reloc Size: 512B - Virtual size: 152B

.text
Size: 243KB - Virtual size: 242KB

.rdata
Size: 18KB - Virtual size: 17KB

.data
Size: 512B - Virtual size: 7KB

.pdata
Size: 10KB - Virtual size: 9KB

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

.reloc
Size: 512B - Virtual size: 152B

.text
Size: 235KB - Virtual size: 235KB

.rdata
Size: 19KB - Virtual size: 19KB

.data
Size: 512B - Virtual size: 8KB

.pdata
Size: 10KB - Virtual size: 9KB

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

.reloc
Size: 512B - Virtual size: 152B