b4fb99d46dfc7e97c4a917a7565ed1853cba0d47beb8784ba80dcf90cce8cb51

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General

Target

b4fb99d46dfc7e97c4a917a7565ed1853cba0d47beb8784ba80dcf90cce8cb51
Size

1.7MB
MD5

d9fb03645552f81373a3e52cdc7b2a6d
SHA1

1721763f22bacd2dfaf0ec2a68aed8c0f6dffd78
SHA256

b4fb99d46dfc7e97c4a917a7565ed1853cba0d47beb8784ba80dcf90cce8cb51
SHA512

647b76c12ac6f95787966e9d1f58766f180cfb0fe07059d1bec7c1c9c67cfb61610bb42267dc5908c316ce5f8776984d6661b14ecf2812e86988624d0f7f32a6
SSDEEP

6144:DOkLxpT11ZYsqkqUCGDIFsxXRLTuJ6GL3ZHyQjR42B9voSoVzi0qOU:DOk90vk9C/yxbw3ZHygvoS6DqOU

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

b4fb99d46dfc7e97c4a917a7565ed1853cba0d47beb8784ba80dcf90cce8cb51
.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

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5c
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

21/05/2009, 00:00

Not After

20/05/2019, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0b:a4:bc:43:99:30:34:6b:95:69:4b:4c:7f:2b:98:1b
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Not Before

22/06/2009, 00:00

Not After

21/06/2012, 23:59

Subject

CN=Zhuhai Kingsoft Software Co.\,Ltd,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Zhuhai Kingsoft Software Co.\,Ltd,L=Zhuhai,ST=Guangdong,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

8f:40:07:80:07:22:12:64:ca:5b:31:3b:50:3d:c6:63:be:ae:c9:0d
Signer

Actual PE Digest

8f:40:07:80:07:22:12:64:ca:5b:31:3b:50:3d:c6:63:be:ae:c9:0d

Digest Algorithm

sha1

PE Digest Matches

false

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Zhuhai Kingsoft Software Co.\,Ltd,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Zhuhai Kingsoft Software Co.\,Ltd,L=Zhuhai,ST=Guangdong,C=CN

01/09/2011, 06:33
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: 688KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 263KB - Virtual size: 264KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 20KB - Virtual size: 20KB

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

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5cCertificate

Extended Key Usages

Key Usages

0b:a4:bc:43:99:30:34:6b:95:69:4b:4c:7f:2b:98:1bCertificate

Extended Key Usages

Key Usages

8f:40:07:80:07:22:12:64:ca:5b:31:3b:50:3d:c6:63:be:ae:c9:0dSigner

Signature Validations

Verification

01/09/2011, 06:33 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 688KB

UPX1 Size: 263KB - Virtual size: 264KB

.rsrc Size: 20KB - Virtual size: 20KB

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

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5c
Certificate

0b:a4:bc:43:99:30:34:6b:95:69:4b:4c:7f:2b:98:1b
Certificate

8f:40:07:80:07:22:12:64:ca:5b:31:3b:50:3d:c6:63:be:ae:c9:0d
Signer

01/09/2011, 06:33
Valid: false

UPX0
Size: - Virtual size: 688KB

UPX1
Size: 263KB - Virtual size: 264KB

.rsrc
Size: 20KB - Virtual size: 20KB