hookloader[.]exe

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General

Target

hookloader.exe
Size

19KB
MD5

21d11ccafafd10ffb9e9a0b1347cf800
SHA1

5ea49399e48eb7205852e45e3490f686ced34f0a
SHA256

c2651647889eb4948b53ac01fd904d59f06082d5dfb9ec667233b999da1bfa63
SHA512

40b2738ea338000818085ce5eddd0ab648f9567ee30912c8ea00ae36d1ecb675e817b9de95c6ee6c490c16bab3e28bd559b427eadbf120d90362adb5b9cf28e0
SSDEEP

384:R326f/Goq+IQjfLvNWKc7BpwKThECTEqstXX:Btf/UDQbLvAdmCIftn

Score

N/A

Malware Config

Signatures

Files

hookloader.exe
.exe windows x64

a3ee369de3a07abb8c328d717fa1d06b

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:39:dd:e1:19:bb:32:0d:fb:9f:5d:ef:e3:f7:12:45
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

10/11/2021, 00:00

Not After

09/11/2024, 23:59

Subject

CN=Hangil IT Co.\, Ltd,O=Hangil IT Co.\, Ltd,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

3b:90:53:ca:8a:ee:ae:85:18:51:43:f8:19:8d:9f:bc:64:13:a7:22
Signer

Actual PE Digest

3b:90:53:ca:8a:ee:ae:85:18:51:43:f8:19:8d:9f:bc:64:13:a7:22

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Hangil IT Co.\, Ltd,O=Hangil IT Co.\, Ltd,ST=Seoul,C=KR

24/10/2022, 15:38
Valid: true

Chain 1

CN=Hangil IT Co.\, Ltd,O=Hangil IT Co.\, Ltd,ST=Seoul,C=KR

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

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

GetFileAttributesW
GetProcAddress
LoadLibraryExW
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetModuleHandleW

user32

PostThreadMessageW
UnhookWindowsHookEx
SetWindowsHookExW
FindWindowW
GetWindowThreadProcessId

msvcp140

?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__C_specific_handler
__current_exception
__current_exception_context
memset
__std_terminate

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

_initialize_onexit_table
_cexit
_crt_atexit
terminate
_seh_filter_exe
system
_set_app_type
_register_thread_local_exe_atexit_callback
_c_exit
__p___argc
_configure_wide_argv
_exit
exit
_initterm_e
_initterm
_register_onexit_function
_initialize_wide_environment
__p___wargv
_get_initial_wide_environment

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

__setusermatherr

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

_set_fmode
__p__commode

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

_configthreadlocale

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

_set_new_mode

Sections

.text
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6KB - Virtual size: 5KB

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: 512B - Virtual size: 444B

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: 44B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a3ee369de3a07abb8c328d717fa1d06b

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

01:39:dd:e1:19:bb:32:0d:fb:9f:5d:ef:e3:f7:12:45Certificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

3b:90:53:ca:8a:ee:ae:85:18:51:43:f8:19:8d:9f:bc:64:13:a7:22Signer

Signature Validations

Verification

24/10/2022, 15:38 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

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

Sections

.text Size: 5KB - Virtual size: 4KB

.rdata Size: 6KB - Virtual size: 5KB

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

.pdata Size: 512B - Virtual size: 444B

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

.reloc Size: 512B - Virtual size: 44B

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

01:39:dd:e1:19:bb:32:0d:fb:9f:5d:ef:e3:f7:12:45
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

3b:90:53:ca:8a:ee:ae:85:18:51:43:f8:19:8d:9f:bc:64:13:a7:22
Signer

24/10/2022, 15:38
Valid: true

.text
Size: 5KB - Virtual size: 4KB

.rdata
Size: 6KB - Virtual size: 5KB

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

.pdata
Size: 512B - Virtual size: 444B

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

.reloc
Size: 512B - Virtual size: 44B