a[.]exe | Triage

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General

Target

a.exe
Size

34KB
MD5

ce12a7eb203913755c010f4681195749
SHA1

235591a4940b22382cf6a7d04344c1f70bfe7eba
SHA256

213f1ca7491c4fc44d231a0b6aba941a1fc3b22d5ef6ddf3674ef0adfcff2006
SHA512

99ae83b92aff65115569c6f91f12dd19ab04a91bc6c429a1a78db0ec4eb88bff3e57a5ac343ef2cf5f009f6a349a932f5adc1a5ed1cbfa8b778403fb731add95
SSDEEP

384:5TKEmJ0eILxf6zDO+cbhJYBIWq5MwTZhE5/yIDcOHHtPYHdVkHcYtx0drDA0oP:l0bhA0BHq+R3nH2HPGcYtelA0O

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
a.exe

Files

a.exe
.exe windows x64

d0e9f6583f83889a4b2c15f059936e7d

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

libcurl-x64

curl_easy_cleanup
curl_easy_init
curl_easy_perform
curl_easy_setopt
curl_easy_strerror
curl_global_cleanup
curl_global_init

msvcp140d

??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADXZ
?flags@ios_base@std@@QEBAHXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?good@ios_base@std@@QEBA_NXZ
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?tie@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_ostream@DU?$char_traits@D@std@@@2@XZ
?uncaught_exception@std@@YA_NXZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?width@ios_base@std@@QEAA_J_J@Z
?width@ios_base@std@@QEBA_JXZ

kernel32

GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetModuleHandleW
GetStartupInfoW
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
QueryPerformanceCounter
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
TerminateProcess
UnhandledExceptionFilter

vcruntime140d

_CxxThrowException
__C_specific_handler
__CxxFrameHandler3
__current_exception
__current_exception_context
__std_exception_copy
__std_exception_destroy
__std_terminate
__std_type_info_destroy_list
memcpy
memmove
memset

ucrtbased

_CrtDbgReport
__p___argc
__p___argv
__p__commode
__setusermatherr
_c_exit
_callnewh
_cexit
_configthreadlocale
_configure_narrow_argv
_crt_at_quick_exit
_crt_atexit
_execute_onexit_table
_exit
_free_dbg
_get_initial_narrow_environment
_initialize_narrow_environment
_initialize_onexit_table
_initterm
_initterm_e
_invalid_parameter
_register_onexit_function
_register_thread_local_exe_atexit_callback
_seh_filter_dll
_seh_filter_exe
_set_app_type
_set_fmode
_set_new_mode
exit
malloc
strlen
terminate

Sections

.text
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 424B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 92B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d0e9f6583f83889a4b2c15f059936e7d

Headers

DLL Characteristics

File Characteristics

Imports

libcurl-x64

msvcp140d

kernel32

vcruntime140d

ucrtbased

Sections

.text Size: 19KB - Virtual size: 18KB

.rdata Size: 9KB - Virtual size: 9KB

.data Size: 512B - Virtual size: 1KB

.pdata Size: 2KB - Virtual size: 2KB

.00cfg Size: 512B - Virtual size: 56B

.rsrc Size: 512B - Virtual size: 424B

.reloc Size: 512B - Virtual size: 92B

.text
Size: 19KB - Virtual size: 18KB

.rdata
Size: 9KB - Virtual size: 9KB

.data
Size: 512B - Virtual size: 1KB

.pdata
Size: 2KB - Virtual size: 2KB

.00cfg
Size: 512B - Virtual size: 56B

.rsrc
Size: 512B - Virtual size: 424B

.reloc
Size: 512B - Virtual size: 92B