api-ms-win-core-timezone-l1-1-0[.]dll

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General

Target

api-ms-win-core-timezone-l1-1-0.dll
Size

18KB
MD5

f62b66f451f2daa8410ad62d453fa0a2
SHA1

4bf13db65943e708690d6256d7ddd421cc1cc72b
SHA256

48eb5b52227b6fb5be70cb34009c8da68356b62f3e707db56af957338ba82720
SHA512

d64c2a72adf40bd451341552e7e6958779de3054b0cf676b876c3ba7b86147aecba051ac08adc0c3bfb2779109f87dca706c43de3ce36e05af0ddee02bbbf419
SSDEEP

192:bW1hWipu7jCjdks/nGfe4pBjSYpGQjW5RKTt3E2sVWQ4GWqsegPBOqnajd2si3Ed:bW1hWJam0GftpBjEm3SPZlMELmA

Score

1^/10

Malware Config

Signatures

Files

api-ms-win-core-timezone-l1-1-0.dll
.dll windows x64

Code Sign

33:00:00:00:bf:91:6c:fb:7c:1a:24:e0:22:00:00:00:00:00:bf
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

07/09/2016, 17:58

Not After

07/09/2018, 17:58

Subject

CN=Microsoft Time-Stamp Service,OU=AOC+OU=nCipher DSE ESN:57C8-2D15-1C8B,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

11/08/2017, 20:11

Not After

11/08/2018, 20:11

Subject

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:01:cc:b5:5b:42:17:07:60:13:11:00:00:00:00:01:cc
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

12/09/2017, 18:07

Not After

12/09/2018, 18:07

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

50:c5:33:76:92:62:44:cd:84:5e:4e:08:a3:dc:4e:60:9b:6c:cc:57:05:33:75:95:51:91:e6:93:c7:a8:e7:31
Signer

Actual PE Digest

50:c5:33:76:92:62:44:cd:84:5e:4e:08:a3:dc:4e:60:9b:6c:cc:57:05:33:75:95:51:91:e6:93:c7:a8:e7:31

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

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

23/03/2023, 16:05
Valid: false

ec:25:db:b9:c6:b8:ed:25:bf:d2:2d:b4:8c:7a:f3:59:d2:8a:b1:1d
Signer

Actual PE Digest

ec:25:db:b9:c6:b8:ed:25:bf:d2:2d:b4:8c:7a:f3:59:d2:8a:b1:1d

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

20/04/2018, 14:37
Valid: false

Headers

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

Exports

Exports

EnumDynamicTimeZoneInformation
FileTimeToSystemTime
GetDynamicTimeZoneInformation
GetDynamicTimeZoneInformationEffectiveYears
GetTimeZoneInformation
GetTimeZoneInformationForYear
SetDynamicTimeZoneInformation
SetTimeZoneInformation
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
SystemTimeToTzSpecificLocalTimeEx
TzSpecificLocalTimeToSystemTime
TzSpecificLocalTimeToSystemTimeEx

Sections

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 1008B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

33:00:00:00:bf:91:6c:fb:7c:1a:24:e0:22:00:00:00:00:00:bfCertificate

Extended Key Usages

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79Certificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:01:cc:b5:5b:42:17:07:60:13:11:00:00:00:00:01:ccCertificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

50:c5:33:76:92:62:44:cd:84:5e:4e:08:a3:dc:4e:60:9b:6c:cc:57:05:33:75:95:51:91:e6:93:c7:a8:e7:31Signer

Signature Validations

Verification

23/03/2023, 16:05 Valid: false

ec:25:db:b9:c6:b8:ed:25:bf:d2:2d:b4:8c:7a:f3:59:d2:8a:b1:1dSigner

Signature Validations

Verification

20/04/2018, 14:37 Valid: false

Headers

DLL Characteristics

File Characteristics

Exports

Exports

Sections

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

.rsrc Size: 1024B - Virtual size: 1008B

33:00:00:00:bf:91:6c:fb:7c:1a:24:e0:22:00:00:00:00:00:bf
Certificate

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:01:cc:b5:5b:42:17:07:60:13:11:00:00:00:00:01:cc
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

50:c5:33:76:92:62:44:cd:84:5e:4e:08:a3:dc:4e:60:9b:6c:cc:57:05:33:75:95:51:91:e6:93:c7:a8:e7:31
Signer

23/03/2023, 16:05
Valid: false

ec:25:db:b9:c6:b8:ed:25:bf:d2:2d:b4:8c:7a:f3:59:d2:8a:b1:1d
Signer

20/04/2018, 14:37
Valid: false

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

.rsrc
Size: 1024B - Virtual size: 1008B