042bd21554b715bbe9e394019dbfb53d

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General

Target

042bd21554b715bbe9e394019dbfb53d
Size

172KB
MD5

042bd21554b715bbe9e394019dbfb53d
SHA1

077d6ac8f6d3273f1624e9178e9d1160a5be83e7
SHA256

2b0a1c870b9f3bd81ee4c5afd42e13453ec77dd7c769ed31855ba7aa5523cba6
SHA512

f113ba6e6cebe85986902a790f9705d6ecc9dce6b543cf8dc86c5ca5e0e652a7b4b5854220b8bec7ceb0aa38b183597e2d02fab1d3af60ef8e3e83bfbc5d3235
SSDEEP

3072:HmVuwhQm7QydhabFn8yhrF1xMs6izh7U1hWgFVHC6YffE4vY+KfPq:VwSm7Qmhabl8ydxMs9zhY6AC6Yc4vY+f

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

042bd21554b715bbe9e394019dbfb53d
.exe windows:4 windows x86 arch: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

7e:f6:0f:73:8f:d7:5e:d1:66:33:69:5a:bc:39:4e:46
Certificate

Issuer

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

Not Before

13-12-2011 00:00

Not After

21-05-2012 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

69:a9:15:c9:02:01:c6:d6:27:c7:1d:e4:44:2f:13:0f:91:f6:d0:5f
Signer

Actual PE Digest

69:a9:15:c9:02:01:c6:d6:27:c7:1d:e4:44:2f:13:0f:91:f6:d0:5f

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: 3.1MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 157KB - Virtual size: 160KB

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: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: 176KB - Virtual size: 174KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2.9MB - Virtual size: 2.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

7e:f6:0f:73:8f:d7:5e:d1:66:33:69:5a:bc:39:4e:46Certificate

Extended Key Usages

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

Extended Key Usages

Key Usages

69:a9:15:c9:02:01:c6:d6:27:c7:1d:e4:44:2f:13:0f:91:f6:d0:5fSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.1MB

UPX1 Size: 157KB - Virtual size: 160KB

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

Headers

File Characteristics

Sections

.text Size: 176KB - Virtual size: 174KB

.rdata Size: 44KB - Virtual size: 43KB

.data Size: 20KB - Virtual size: 35KB

.rsrc Size: 2.9MB - Virtual size: 2.9MB

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:f6:0f:73:8f:d7:5e:d1:66:33:69:5a:bc:39:4e:46
Certificate

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

69:a9:15:c9:02:01:c6:d6:27:c7:1d:e4:44:2f:13:0f:91:f6:d0:5f
Signer

UPX0
Size: - Virtual size: 3.1MB

UPX1
Size: 157KB - Virtual size: 160KB

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

.text
Size: 176KB - Virtual size: 174KB

.rdata
Size: 44KB - Virtual size: 43KB

.data
Size: 20KB - Virtual size: 35KB

.rsrc
Size: 2.9MB - Virtual size: 2.9MB