C4Loader[.]exe

Sharing

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General

Target

C4Loader.exe
Size

32KB
MD5

1b0e1de4fc8c200d3ea4509b9937ff01
SHA1

2cd17bfc99d0675977ee0bbd0494ed2aaa96cb2a
SHA256

7b70b9f9483656e7b8ce1981fefd6dfe77cfd0d89b0826eb2c1ebabbf7d23a18
SHA512

59821ffa02b7876da06032e577dfea6cc6df133b19e2a9c2295e1f6011883e2c298f71b2a4c5f04ceca492a26a1e22bdf368f95747cf7fba0dc4e3916c8ef403
SSDEEP

384:9vXX8GJ98MXVej4FsObOM7o/qo9VhvyCtCWdCMT42Ud0fz5WA9Snh9ZpR5ZsHLEt:RXX8GT8MXBb7oCIpwl2vz5WASnhza5c

Score

N/A

Malware Config

Signatures

Files

C4Loader.exe
.exe windows x86

4041e99eb1393c4bd381f34203c78e33

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:20:4d:b4:00:00:00:00:00:27
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/04/2011, 19:45

Not After

15/04/2021, 19:55

Subject

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:64:96:2e:44:67:ed:cc:15:79:64:6b:73:37:ec:8c
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/04/2019, 00:00

Not After

11/01/2022, 12:00

Subject

SERIALNUMBER=23638777,CN=ASUSTeK Computer Inc.,O=ASUSTeK Computer Inc.,L=Taipei City,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

bc:00:29:36:b6:ef:aa:76:e3:05:74:f9:d7:19:80:83:9f:2b:5f:fe:e2:62:eb:a5:ef:7a:54:ea:6e:0c:7b:f5
Signer

Actual PE Digest

bc:00:29:36:b6:ef:aa:76:e3:05:74:f9:d7:19:80:83:9f:2b:5f:fe:e2:62:eb:a5:ef:7a:54:ea:6e:0c:7b:f5

Digest Algorithm

sha256

PE Digest Matches

false

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=23638777,CN=ASUSTeK Computer Inc.,O=ASUSTeK Computer Inc.,L=Taipei City,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

25/08/2021, 05:03
Valid: true

Chain 1

SERIALNUMBER=23638777,CN=ASUSTeK Computer Inc.,O=ASUSTeK Computer Inc.,L=Taipei City,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

msvcp140

??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@H@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@P6AAAV01@AAV01@@Z@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@D@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QBEDD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?uncaught_exception@std@@YA_NXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A

kernel32

IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GlobalAddAtomA
GetModuleHandleW

vcruntime140

memset
__current_exception
__current_exception_context
_except_handler4_common
__std_exception_copy
__std_exception_destroy
_CxxThrowException
__CxxFrameHandler3

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

strlen

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

free
malloc
_callnewh
_set_new_mode

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

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

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

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 652B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4041e99eb1393c4bd381f34203c78e33

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

61:20:4d:b4:00:00:00:00:00:27Certificate

Key Usages

0c:64:96:2e:44:67:ed:cc:15:79:64:6b:73:37:ec:8cCertificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

bc:00:29:36:b6:ef:aa:76:e3:05:74:f9:d7:19:80:83:9f:2b:5f:fe:e2:62:eb:a5:ef:7a:54:ea:6e:0c:7b:f5Signer

Signature Validations

Verification

25/08/2021, 05:03 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

msvcp140

kernel32

vcruntime140

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

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

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

Sections

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

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

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

.reloc Size: 1024B - Virtual size: 652B

.rsrc Size: 1KB - Virtual size: 1KB

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

61:20:4d:b4:00:00:00:00:00:27
Certificate

0c:64:96:2e:44:67:ed:cc:15:79:64:6b:73:37:ec:8c
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

bc:00:29:36:b6:ef:aa:76:e3:05:74:f9:d7:19:80:83:9f:2b:5f:fe:e2:62:eb:a5:ef:7a:54:ea:6e:0c:7b:f5
Signer

25/08/2021, 05:03
Valid: true

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

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

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

.reloc
Size: 1024B - Virtual size: 652B

.rsrc
Size: 1KB - Virtual size: 1KB