289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b

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General

Target
289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b
Size 206KB
Sample260909-efgnrs1drd
SHA256 289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b
MD5 693f2a06a9a2814a84855fafcb7873f0
SHA1 ea0a2f83e3d76b6208fe03a2542f7c8f2b060a82
SHA512 3fff502de052b8010eac3d51da4d37265b725dc423fb85f7623c910e3e3623b350e9d0976dd150611b9a4aaa67926e08f65871dce51e8d6ccefe941ffe7d87ab
SSDEEP 3072:W0zDUO8/OeFcLbYWY96vsD46uLW5GkN9BWxi6UkRh1U:8cvbY9SsDDzFN9QxfUkRh1
TLSH
T1002439153181F089D1924478C0C18FAF51BC312687B9D9DF2EAA02B505E6AF56FFEBD2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b

File Explorer

289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b

.dll 206KB

289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b

IMPHASH a1ccc18e19e81e931e8ced2ec43ac8ad
SHA256 289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b
MD5 693f2a06a9a2814a84855fafcb7873f0
SHA1 ea0a2f83e3d76b6208fe03a2542f7c8f2b060a82
SHA512 3fff502de052b8010eac3d51da4d37265b725dc423fb85f7623c910e3e3623b350e9d0976dd150611b9a4aaa67926e08f65871dce51e8d6ccefe941ffe7d87ab
SSDEEP 3072:W0zDUO8/OeFcLbYWY96vsD46uLW5GkN9BWxi6UkRh1U:8cvbY9SsDDzFN9QxfUkRh1
TLSH
T1002439153181F089D1924478C0C18FAF51BC312687B9D9DF2EAA02B505E6AF56FFEBD2
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

147904

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

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

PDB paths

D:\vs项目\gansn\x64\Release\gansn.pdb

kernel32

DisableThreadLibraryCalls GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetModuleHandleA GetProcAddress GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent QueryPerformanceCounter RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind SetUnhandledExceptionFilter TerminateProcess UnhandledExceptionFilter WaitForSingleObject

msvcp140

??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ ??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z ??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ ??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ ??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ ??1ios_base@std@@UEAA@XZ ??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z ??_D?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ ?_Getcvt@_Locinfo@std@@QEBA?AU_Cvtvec@@XZ ?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ ?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ ?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ ?_W_Getdays@_Locinfo@std@@QEBAPEBGXZ ?_W_Getmonths@_Locinfo@std@@QEBAPEBGXZ ?_Xbad_alloc@std@@YAXXZ ?_Xlength_error@std@@YAXPEBD@Z ?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@Z ?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z ?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z ?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z ?setf@ios_base@std@@QEAAHHH@Z ?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z ?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z ?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z ?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z ?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ ?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ ?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ ?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z ?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z

wininet

InternetCloseHandle InternetOpenUrlA InternetOpenW InternetReadFile

vcruntime140

_CxxThrowException __C_specific_handler __CxxFrameHandler3 __std_exception_copy __std_exception_destroy __std_terminate __std_type_info_destroy_list memchr memcpy memmove memset

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

__stdio_common_vsscanf

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

_callnewh calloc free malloc

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

_cexit _configure_narrow_argv _crt_atexit _execute_onexit_table _initialize_narrow_environment _initialize_onexit_table _initterm _initterm_e _invalid_parameter_noinfo_noreturn _register_onexit_function _seh_filter_dll

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

isalnum strcpy strlen wcslen

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

rand

Name

.text

Size

142KB

Virtual Size

142KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

25KB

Virtual Size

25KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

9KB

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.00cfg

Size

512B

Virtual Size

56B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.retplne

Size

512B

Virtual Size

140B

Characteristics

Name

.rsrc

Size

22KB

Virtual Size

22KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

289b81e79e9fa407e9d9e974ab3b515c7bc625dbc017eea1e783451d6fc8143b

kernel32

msvcp140

wininet

vcruntime140

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

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

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

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

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

generic