taphack[.]dll | Triage

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General

Target

taphack.dll
Size

895KB
MD5

d92005b6a43d1ede0fc84fe2d3f27765
SHA1

1d95f072682464c085e8c51d8ecebfb5402a3f9a
SHA256

efcc0ce74e8021186327f0a00584708f295a24204986e3abec7baa007b4ab6d4
SHA512

2e83d919ce8b52f7745c1441760f0331bb9324649018777b3c532acfd3c974bb14d50f8b2bc775f7fc04937490fcc02d77d947438cc86a8d670db2f7064b0daa
SSDEEP

12288:crHaT1VQwfvvOh+RkhUfJRXg86OzWOofJh3NKadG+GeE2ooiM8K/0d:c61awXveTyTHWXhp4qG+GeExoiML0d

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
taphack.dll

Files

taphack.dll
.dll windows x86

Password: infected

1730dcb8197c596457e07eb5c2b62fdc

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetModuleHandleA
CreateThread
GetProcAddress
VirtualProtect
InterlockedCompareExchange
FlushInstructionCache
HeapCreate
HeapDestroy
HeapAlloc
HeapReAlloc
HeapFree
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
OpenThread
GetThreadContext
SetThreadContext
SuspendThread
ResumeThread
Sleep
CloseHandle
GetModuleHandleW
CreateToolhelp32Snapshot
Thread32First
Thread32Next
VirtualAlloc
VirtualFree
VirtualQuery
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
RaiseException
MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
GetLastError
GetProcessHeap
FreeLibrary
InterlockedExchange

msvcp140

?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPBD_J@Z
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEPAV12@PAD_J@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEXABVlocale@2@@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
?copyfmt@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEAAV12@ABV12@@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UAE@XZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@H@Z
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@PBD_J@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?getloc@ios_base@std@@QBE?AVlocale@2@XZ
?_Getcat@?$ctype@D@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
??Bid@locale@std@@QAEIXZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPAU_iobuf@@PBDHH@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PAD1AAPAD@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QBE?AVlocale@2@XZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PBD1AAPBDPAD3AAPAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PBD1AAPBDPAD3AAPAD@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
?always_noconv@codecvt_base@std@@QBE_NXZ
?_Xinvalid_argument@std@@YAXPBD@Z
?_Xbad_function_call@std@@YAXXZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHXZ
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@D@Z
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UAE@XZ
?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV12@PAD_J@Z
?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV12@_JH@Z
?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QAE?AV?$fpos@U_Mbstatet@@@2@XZ
_Query_perf_frequency
_Thrd_sleep
_Query_perf_counter
_Xtime_get_ticks
?setprecision@std@@YA?AU?$_Smanip@_J@1@_J@Z
?sputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QAE_JPB_W_J@Z
?sputc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QAEG_W@Z
??0?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IAE@XZ
?_Osfx@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEXXZ
?flush@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEAAV12@XZ
?_Pninc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IAEPA_WXZ
?setstate@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QAEXH_N@Z
??0?$basic_ios@_WU?$char_traits@_W@std@@@std@@IAE@XZ
??0?$basic_iostream@_WU?$char_traits@_W@std@@@std@@QAE@PAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@@Z
??1?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UAE@XZ
?_Lock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UAEXXZ
?_Unlock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UAEXXZ
?showmanyc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAE_JXZ
?uflow@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEGXZ
?xsgetn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAE_JPA_W_J@Z
?xsputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAE_JPB_W_J@Z
?setbuf@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEPAV12@PA_W_J@Z
?sync@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEHXZ
?imbue@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEXABVlocale@2@@Z
??1?$basic_ios@_WU?$char_traits@_W@std@@@std@@UAE@XZ
??6?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEAAV01@P6AAAVios_base@1@AAV21@@Z@Z
??6?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEAAV01@M@Z
??1?$basic_iostream@_WU?$char_traits@_W@std@@@std@@UAE@XZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IAE@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEPADXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHXZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAE_N_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@PBX@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@M@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@I@Z
?_Xlength_error@std@@YAXPBD@Z
?id@?$ctype@D@std@@2V0locale@2@A
?_Xout_of_range@std@@YAXPBD@Z
?_Xbad_alloc@std@@YAXXZ
?uncaught_exception@std@@YA_NXZ
?_Getgloballocale@locale@std@@CAPAV_Locimp@12@XZ
??0_Lockit@std@@QAE@H@Z
??1_Lockit@std@@QAE@XZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ

vcruntime140

memmove
__CxxFrameHandler3
__std_exception_destroy
__std_exception_copy
__std_terminate
__vcrt_LoadLibraryExW
_purecall
strstr
__vcrt_GetModuleFileNameW
__std_type_info_destroy_list
_except_handler4_common
_CxxThrowException
__current_exception_context
__current_exception
memset
memcpy
memchr

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

free
_callnewh
malloc

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

atoi
_wtof
strtoll
strtol
strtoul
strtoull
_wtoi
atof
strtod

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

strcat_s
isdigit
toupper
tolower
isxdigit
strcpy_s

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

__libm_sse2_powf
__libm_sse2_sin
__libm_sse2_sinf
__libm_sse2_expf
__libm_sse2_tanf
__libm_sse2_cosf
__libm_sse2_atanf
_dclass
_fdclass
fmaxf
remainderf
round
__libm_sse2_asinf
__libm_sse2_acosf
ceil
roundf
_dsign
_CIfmod
fminf

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

_errno
_initialize_onexit_table
_register_onexit_function
_execute_onexit_table
_crt_atexit
_cexit
_initterm
_initterm_e
_configure_narrow_argv
_seh_filter_dll
_invalid_parameter_noinfo_noreturn
_initialize_narrow_environment
terminate

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

_get_stream_buffer_pointers
_fseeki64
ungetc
fread
fsetpos
setvbuf
fgetpos
fwrite
fgetc
fclose
fflush
fputc
__stdio_common_vsprintf

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

_lock_file
_unlock_file

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

localeconv

Sections

.text
Size: 690KB - Virtual size: 690KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 67KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 69KB - Virtual size: 188KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
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: 56KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

1730dcb8197c596457e07eb5c2b62fdc

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcp140

vcruntime140

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

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

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

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

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

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

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

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

Sections

.text Size: 690KB - Virtual size: 690KB

.rdata Size: 67KB - Virtual size: 67KB

.data Size: 69KB - Virtual size: 188KB

_RDATA Size: 10KB - Virtual size: 9KB

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

.reloc Size: 56KB - Virtual size: 56KB

.text
Size: 690KB - Virtual size: 690KB

.rdata
Size: 67KB - Virtual size: 67KB

.data
Size: 69KB - Virtual size: 188KB

_RDATA
Size: 10KB - Virtual size: 9KB

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

.reloc
Size: 56KB - Virtual size: 56KB