03ca937dc7ab7672feaf149372835dc0

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General

Target

03ca937dc7ab7672feaf149372835dc0
Size

76KB
MD5

03ca937dc7ab7672feaf149372835dc0
SHA1

63f565c61580bd313840e1bd27055a9a4734035c
SHA256

db8733c5849b44f0f7058838738133f77e5e9f40fd771d311477f8814ebc6ef9
SHA512

7de54b211e95589e5da358800a0898a2c26b0adfc21778bacbd4a9654f609f3988b19acf21b1c2d06b48d1fb1c363a3dde0c3f634dcb901aec6dafa45ff39d31
SSDEEP

1536:lVqp7fvp/Ontfrt36LZ70nMnG2bJIzQNYz5tcuZEFyN1:lObvNe6Z0MBp6z7CFI

Score

7^/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

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

03ca937dc7ab7672feaf149372835dc0
.exe windows:4 windows x86 arch:x86

Code Sign

49:95:68:8f:f6:da:3c:9b:ea:a7:92:bb:26:02:3c:a2
Certificate

Issuer

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Not Before

03-03-2010 00:00

Not After

03-03-2011 23:59

Subject

CN=Mediaclick,O=Mediaclick,L=Gangnam-gu,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

0a
Certificate

Issuer

CN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d

Not Before

06-08-2003 00:00

Not After

05-08-2013 23:59

Subject

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

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

7e:00:7b:da:39:01:d5:32:23:62:8a:6e:d2:ef:7c:4f:45:6d:47:01
Signer

Actual PE Digest

7e:00:7b:da:39:01:d5:32:23:62:8a:6e:d2:ef:7c:4f:45:6d:47:01

Digest Algorithm

sha1

PE Digest Matches

true

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: 172KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 66KB - Virtual size: 68KB

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
out.upx
.exe windows:4 windows x86 arch: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: 120KB - Virtual size: 117KB

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: 20KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

49:95:68:8f:f6:da:3c:9b:ea:a7:92:bb:26:02:3c:a2Certificate

Extended Key Usages

0aCertificate

Extended Key Usages

Key Usages

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

7e:00:7b:da:39:01:d5:32:23:62:8a:6e:d2:ef:7c:4f:45:6d:47:01Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 172KB

UPX1 Size: 66KB - Virtual size: 68KB

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

Headers

File Characteristics

Sections

.text Size: 120KB - Virtual size: 117KB

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

.data Size: 20KB - Virtual size: 87KB

.rsrc Size: 8KB - Virtual size: 4KB

49:95:68:8f:f6:da:3c:9b:ea:a7:92:bb:26:02:3c:a2
Certificate

0a
Certificate

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

7e:00:7b:da:39:01:d5:32:23:62:8a:6e:d2:ef:7c:4f:45:6d:47:01
Signer

UPX0
Size: - Virtual size: 172KB

UPX1
Size: 66KB - Virtual size: 68KB

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

.text
Size: 120KB - Virtual size: 117KB

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

.data
Size: 20KB - Virtual size: 87KB

.rsrc
Size: 8KB - Virtual size: 4KB