Firefox Setup 59[.]0[.]2_x64_en-US[.]exe

Sharing

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General

Target

Firefox Setup 59.0.2_x64_en-US.exe
Size

37.5MB
MD5

3dbb05b0c127a64a07b009352f24c322
SHA1

f980954106d0c89d49308c30b54df7b4174522cb
SHA256

6fda0ca5aeca95b72df87e46fcf8fc97c169718ea3490f9533993fa8d38af76d
SHA512

bb2046592f51d8a3f8dfd4c98e7b337b2ba2c29b8406834dcaa8dfc356aba697d342c738c4285580778cbb164a848072b097c209a514e6099da91cc1f628d8f7
SSDEEP

786432:t5Uf8CjfVIIx5lttspaKdLw6wCbTloTP1DLPe6z8eUPhMkIKNXVkmMXc+OhsdE:3e8CjeyXttww6L5SPN4eKhMkFNXVkmYe

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Files

Firefox Setup 59.0.2_x64_en-US.exe
.exe windows x86

Code Sign

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39
Certificate

Issuer

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

Not Before

10/11/2006, 00:00

Not After

10/11/2031, 00:00

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

0c:53:96:dc:b2:94:9c:70:fa:c4:8a:b0:8a:07:33:8e
Certificate

Issuer

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

Not Before

23/06/2017, 00:00

Not After

28/06/2019, 12:00

Subject

CN=Mozilla Corporation,O=Mozilla Corporation,L=Mountain View,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

df:e7:96:46:57:bd:dc:fd:f1:69:25:e4:bb:93:72:31:a1:56:48:bc
Signer

Actual PE Digest

df:e7:96:46:57:bd:dc:fd:f1:69:25:e4:bb:93:72:31:a1:56:48:bc

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Mozilla Corporation,O=Mozilla Corporation,L=Mountain View,ST=California,C=US

23/03/2018, 17:39
Valid: true

Chain 1

CN=Mozilla Corporation,O=Mozilla Corporation,L=Mountain View,ST=California,C=US

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

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 164KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 56KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 60KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 124KB - Virtual size: 124KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39Certificate

Key Usages

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

Extended Key Usages

Key Usages

0c:53:96:dc:b2:94:9c:70:fa:c4:8a:b0:8a:07:33:8eCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

df:e7:96:46:57:bd:dc:fd:f1:69:25:e4:bb:93:72:31:a1:56:48:bcSigner

Signature Validations

Verification

23/03/2018, 17:39 Valid: true

Chain 1

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 164KB

UPX1 Size: 56KB - Virtual size: 56KB

.rsrc Size: 60KB - Virtual size: 64KB

Headers

File Characteristics

Sections

.text Size: 124KB - Virtual size: 124KB

.rdata Size: 16KB - Virtual size: 15KB

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

.rsrc Size: 60KB - Virtual size: 60KB

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39
Certificate

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

0c:53:96:dc:b2:94:9c:70:fa:c4:8a:b0:8a:07:33:8e
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

df:e7:96:46:57:bd:dc:fd:f1:69:25:e4:bb:93:72:31:a1:56:48:bc
Signer

23/03/2018, 17:39
Valid: true

UPX0
Size: - Virtual size: 164KB

UPX1
Size: 56KB - Virtual size: 56KB

.rsrc
Size: 60KB - Virtual size: 64KB

.text
Size: 124KB - Virtual size: 124KB

.rdata
Size: 16KB - Virtual size: 15KB

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

.rsrc
Size: 60KB - Virtual size: 60KB