b81e672baebe50cdced5576afe3d1c518dffe7eb9ff3622c343323a7d39d958d

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General

Target

b81e672baebe50cdced5576afe3d1c518dffe7eb9ff3622c343323a7d39d958d
Size

184KB
MD5

6301dbf7163e46c603525c4a2e71c1c3
SHA1

21b97259aad5bceec09a61a1385274c23d5111b1
SHA256

b81e672baebe50cdced5576afe3d1c518dffe7eb9ff3622c343323a7d39d958d
SHA512

7f91762f31d800db718784eb25076a7039ce1d24c32de75e45352c8e5892c544b18c60162cdaa16b7b54411663ed4e8cef6bdd3039c4a56d2bf876fed9628c5b
SSDEEP

3072:KmDeSpqZqjhO/1ml6Sdj1FSv00lsassZHQ1V3NNIVG8AvnBU4HfPReYDHz:KE1jhOdmlp1sv0UsBsZw1V3LICFHfUYH

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

b81e672baebe50cdced5576afe3d1c518dffe7eb9ff3622c343323a7d39d958d
.exe windows x86

Code Sign

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

51:5c:f8:2e:e8:49:a6:d6:d3:be:2d:bc:94:dc:06:2a
Certificate

Issuer

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Not Before

09/05/2012, 00:00

Not After

08/07/2013, 23:59

Subject

CN=UCF,O=UCF,L=Haeundae-gu,ST=BUSAN,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

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

ff:66:ac:76:56:51:ed:ed:86:80:1e:a5:ed:7e:c3:fb:f5:68:5e:7c
Signer

Actual PE Digest

ff:66:ac:76:56:51:ed:ed:86:80:1e:a5:ed:7e:c3:fb:f5:68:5e:7c

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=UCF,O=UCF,L=Haeundae-gu,ST=BUSAN,C=KR

07/03/2013, 07:57
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: 3.1MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 168KB - Virtual size: 172KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 9KB - Virtual size: 12KB

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: 200KB - Virtual size: 196KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 52KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3.0MB - Virtual size: 3.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

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

Extended Key Usages

Key Usages

51:5c:f8:2e:e8:49:a6:d6:d3:be:2d:bc:94:dc:06:2aCertificate

Extended Key Usages

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5eCertificate

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

ff:66:ac:76:56:51:ed:ed:86:80:1e:a5:ed:7e:c3:fb:f5:68:5e:7cSigner

Signature Validations

Verification

07/03/2013, 07:57 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.1MB

UPX1 Size: 168KB - Virtual size: 172KB

.rsrc Size: 9KB - Virtual size: 12KB

Headers

File Characteristics

Sections

.text Size: 200KB - Virtual size: 196KB

.rdata Size: 52KB - Virtual size: 49KB

.data Size: 12KB - Virtual size: 29KB

.rsrc Size: 3.0MB - Virtual size: 3.0MB

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

51:5c:f8:2e:e8:49:a6:d6:d3:be:2d:bc:94:dc:06:2a
Certificate

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

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

ff:66:ac:76:56:51:ed:ed:86:80:1e:a5:ed:7e:c3:fb:f5:68:5e:7c
Signer

07/03/2013, 07:57
Valid: false

UPX0
Size: - Virtual size: 3.1MB

UPX1
Size: 168KB - Virtual size: 172KB

.rsrc
Size: 9KB - Virtual size: 12KB

.text
Size: 200KB - Virtual size: 196KB

.rdata
Size: 52KB - Virtual size: 49KB

.data
Size: 12KB - Virtual size: 29KB

.rsrc
Size: 3.0MB - Virtual size: 3.0MB