Trojan-Ransom[.]Win32[.]Blocker[.]jyqj-37b741a38064ef59e34501ec61cf23ba86dddd85c99bc9862715a21f3e9b86cb

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General

Target

Trojan-Ransom.Win32.Blocker.jyqj-37b741a38064ef59e34501ec61cf23ba86dddd85c99bc9862715a21f3e9b86cb
Size

59KB
MD5

507a4cf4e40b52ea135299c17fdf21f5
SHA1

1c656822253f2c244d423fbbb4a273f3918734f5
SHA256

37b741a38064ef59e34501ec61cf23ba86dddd85c99bc9862715a21f3e9b86cb
SHA512

a846af9e464bae6ef7c383ed177cdc6b208979284276efb5f6fb6a34d9808307d46e0a104d007e3f7b69ba9d956b1e7b9363f32b9fe7cdad399007ee98825d77
SSDEEP

1536:JGRvanBA86B1SWKrvx1YYGYjzhWvOI2sWXKZZLusiR:W6Az1SYHYjz+NQ

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

Trojan-Ransom.Win32.Blocker.jyqj-37b741a38064ef59e34501ec61cf23ba86dddd85c99bc9862715a21f3e9b86cb
.exe windows x86

Code Sign

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

Issuer

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Not Before

15/06/2007, 00:00

Not After

14/06/2012, 23:59

Subject

CN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

Issuer

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

Not Before

04/12/2003, 00:00

Not After

03/12/2013, 23:59

Subject

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

04:00:00:00:00:01:1e:44:a5:e2:4e
Certificate

Issuer

CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE

Not Before

28/01/1999, 13:00

Not After

27/01/2017, 12:00

Subject

CN=GlobalSign Primary Object Publishing CA,OU=Primary Object Publishing CA,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

01:00:00:00:00:01:27:9b:4b:d6:5d
Certificate

Issuer

CN=GlobalSign ObjectSign CA,OU=ObjectSign CA,O=GlobalSign nv-sa,C=BE

Not Before

26/03/2010, 15:56

Not After

26/03/2013, 15:56

Subject

CN=F-Secure Corporation,O=F-Secure Corporation,L=Helsinki,ST=Finland,C=FI

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

04:00:00:00:00:01:1e:44:a5:ec:be
Certificate

Issuer

CN=GlobalSign Primary Object Publishing CA,OU=Primary Object Publishing CA,O=GlobalSign nv-sa,C=BE

Not Before

22/01/2004, 10:00

Not After

27/01/2017, 11:00

Subject

CN=GlobalSign ObjectSign CA,OU=ObjectSign CA,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

61:0b:7f:6b:00:00:00:00:00:19
Certificate

Issuer

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

Not Before

23/05/2006, 17:00

Not After

23/05/2016, 17:10

Subject

CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

58:99:59:e8:b8:44:d1:49:a4:2b:b6:49:85:17:9d:7f:8c:be:88:da
Signer

Actual PE Digest

58:99:59:e8:b8:44:d1:49:a4:2b:b6:49:85:17:9d:7f:8c:be:88:da

Digest Algorithm

sha1

PE Digest Matches

false

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=F-Secure Corporation,O=F-Secure Corporation,L=Helsinki,ST=Finland,C=FI

06/10/2011, 09:55
Valid: false

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: 104KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 45KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate

Extended Key Usages

Key Usages

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate

Extended Key Usages

Key Usages

04:00:00:00:00:01:1e:44:a5:e2:4eCertificate

Key Usages

01:00:00:00:00:01:27:9b:4b:d6:5dCertificate

Extended Key Usages

Key Usages

04:00:00:00:00:01:1e:44:a5:ec:beCertificate

Key Usages

61:0b:7f:6b:00:00:00:00:00:19Certificate

Key Usages

58:99:59:e8:b8:44:d1:49:a4:2b:b6:49:85:17:9d:7f:8c:be:88:daSigner

Signature Validations

Verification

06/10/2011, 09:55 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 104KB

UPX1 Size: 45KB - Virtual size: 48KB

.rsrc Size: 5KB - Virtual size: 8KB

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

04:00:00:00:00:01:1e:44:a5:e2:4e
Certificate

01:00:00:00:00:01:27:9b:4b:d6:5d
Certificate

04:00:00:00:00:01:1e:44:a5:ec:be
Certificate

61:0b:7f:6b:00:00:00:00:00:19
Certificate

58:99:59:e8:b8:44:d1:49:a4:2b:b6:49:85:17:9d:7f:8c:be:88:da
Signer

06/10/2011, 09:55
Valid: false

UPX0
Size: - Virtual size: 104KB

UPX1
Size: 45KB - Virtual size: 48KB

.rsrc
Size: 5KB - Virtual size: 8KB