extcheck[.]exe

Sharing

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General

Target

extcheck.exe
Size

20KB
MD5

1315ad3a14441dc4495ee3bf41d55d35
SHA1

8d58275bfa98800b35eea80bbf7f0b5249a6ac41
SHA256

7d6eb874c8463595133f7ad32db648593baecc7d7fc4be3a2aad1da6f9fe0135
SHA512

c0c46b55154b68c54cc0c62e95ef5b8b3bdb490cfa334ecf449b0445715a40a4638e129fb6db2fac89925e3b3adf7298b9e928db4e2fbc82c9337f58e8c581a3
SSDEEP

384:3jk+VCgP6UFYbPTBBbFe1548efWDG7YjDgf2hG9l:3nVtP7YjTTFi45fWDG76Uf2hGj

Score

1^/10

Malware Config

Signatures

Files

extcheck.exe
.exe windows x64

0ba39925cc55187335fdc1a6bb929fef

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

09:10:58:84:eb:95:9d:3b:c8:b9:94:f9:18:a7:b6:ee
Certificate

Issuer

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

Not Before

07/01/2020, 00:00

Not After

11/01/2022, 12:00

Subject

CN=Oracle America\, Inc.,OU=Software Engineering,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US,1.2.840.113549.1.9.1=#0c14706b6961646d5f7573406f7261636c652e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

04:cd:3f:85:68:ae:76:c6:1b:b0:fe:71:60:cc:a7:6d
Certificate

Issuer

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

Not Before

01/10/2019, 00:00

Not After

17/10/2030, 00:00

Subject

CN=TIMESTAMP-SHA256-2019-10-15,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

95:09:cf:19:59:de:19:a5:1c:c0:00:71:c6:99:ec:8c:75:54:1a:94:ed:e4:59:dc:58:78:6f:f7:fd:18:d6:92
Signer

Actual PE Digest

95:09:cf:19:59:de:19:a5:1c:c0:00:71:c6:99:ec:8c:75:54:1a:94:ed:e4:59:dc:58:78:6f:f7:fd:18:d6:92

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Oracle America\, Inc.,OU=Software Engineering,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US,1.2.840.113549.1.9.1=#0c14706b6961646d5f7573406f7261636c652e636f6d

16/09/2020, 20:06
Valid: true

Chain 1

CN=Oracle America\, Inc.,OU=Software Engineering,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US,1.2.840.113549.1.9.1=#0c14706b6961646d5f7573406f7261636c652e636f6d

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

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

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

jli

JLI_GetStdArgc
JLI_GetStdArgs
JLI_Launch
JLI_MemAlloc
JLI_CmdToArgs

kernel32

RtlCaptureContext
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetModuleHandleW
IsProcessorFeaturePresent
IsDebuggerPresent
GetCommandLineA
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlVirtualUnwind
RtlLookupFunctionEntry

vcruntime140

__C_specific_handler
memset

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

__p__commode
_set_fmode
__acrt_iob_func
__stdio_common_vfprintf

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

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

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

getenv

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

__setusermatherr

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

_configthreadlocale

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

_set_new_mode

Sections

.text
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 512B - Virtual size: 312B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

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

0ba39925cc55187335fdc1a6bb929fef

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

09:10:58:84:eb:95:9d:3b:c8:b9:94:f9:18:a7:b6:eeCertificate

Extended Key Usages

Key Usages

04:cd:3f:85:68:ae:76:c6:1b:b0:fe:71:60:cc:a7:6dCertificate

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

95:09:cf:19:59:de:19:a5:1c:c0:00:71:c6:99:ec:8c:75:54:1a:94:ed:e4:59:dc:58:78:6f:f7:fd:18:d6:92Signer

Signature Validations

Verification

16/09/2020, 20:06 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

jli

kernel32

vcruntime140

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

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

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

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

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

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

Sections

.text Size: 3KB - Virtual size: 3KB

.rdata Size: 4KB - Virtual size: 3KB

.data Size: 512B - Virtual size: 248B

.pdata Size: 512B - Virtual size: 312B

.rsrc Size: 3KB - Virtual size: 2KB

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

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

09:10:58:84:eb:95:9d:3b:c8:b9:94:f9:18:a7:b6:ee
Certificate

04:cd:3f:85:68:ae:76:c6:1b:b0:fe:71:60:cc:a7:6d
Certificate

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

95:09:cf:19:59:de:19:a5:1c:c0:00:71:c6:99:ec:8c:75:54:1a:94:ed:e4:59:dc:58:78:6f:f7:fd:18:d6:92
Signer

16/09/2020, 20:06
Valid: true

.text
Size: 3KB - Virtual size: 3KB

.rdata
Size: 4KB - Virtual size: 3KB

.data
Size: 512B - Virtual size: 248B

.pdata
Size: 512B - Virtual size: 312B

.rsrc
Size: 3KB - Virtual size: 2KB

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