1fca8692354b5adbb8a09d2bf4341bdb

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General

Target

1fca8692354b5adbb8a09d2bf4341bdb
Size

172KB
MD5

1fca8692354b5adbb8a09d2bf4341bdb
SHA1

4f0238af753852775a16c5d921c4e80e17dd1ab6
SHA256

6b1929ab34add43d93e43a6a4deff78e14ef8bf84fee7b56929bcfa008057109
SHA512

d21bf0b491b4b911a916b032d6196071c72e7ae98301064fcbd36ed758397d232e2ce2f1121e20e823e4cd20be7ddd3fe80ed04aadead5f43d4fec297ecfdad4
SSDEEP

3072:bsRE2O5/XQuXUK/dYALKS2Hfinu5Xwrr1gzn9O7cw+vkHZnQW/i:iO5fbVhLaHCu5X+r1g9YjGX

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

1fca8692354b5adbb8a09d2bf4341bdb
.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

0b:14:61:e4:94:12:74:35:a5:fb:29:36:53:f8:38:e6
Certificate

Issuer

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

Not Before

01/12/2011, 00:00

Not After

30/11/2012, 23:59

Subject

CN=NKsolution Corp.,O=NKsolution Corp.,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

74:ac:f0:30:32:c5:c3:83:c1:f6:55:6e:92:d8:4d:63:db:ab:3c:0b
Signer

Actual PE Digest

74:ac:f0:30:32:c5:c3:83:c1:f6:55:6e:92:d8:4d:63:db:ab:3c:0b

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: 600KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 156KB - Virtual size: 160KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - 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: 156KB - Virtual size: 153KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512KB - Virtual size: 511KB

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

0b:14:61:e4:94:12:74:35:a5:fb:29:36:53:f8:38:e6Certificate

Extended Key Usages

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

Extended Key Usages

Key Usages

74:ac:f0:30:32:c5:c3:83:c1:f6:55:6e:92:d8:4d:63:db:ab:3c:0bSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 600KB

UPX1 Size: 156KB - Virtual size: 160KB

.rsrc Size: 10KB - Virtual size: 12KB

Headers

File Characteristics

Sections

.text Size: 156KB - Virtual size: 153KB

.rdata Size: 40KB - Virtual size: 39KB

.data Size: 20KB - Virtual size: 34KB

.rsrc Size: 512KB - Virtual size: 511KB

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

0b:14:61:e4:94:12:74:35:a5:fb:29:36:53:f8:38:e6
Certificate

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

74:ac:f0:30:32:c5:c3:83:c1:f6:55:6e:92:d8:4d:63:db:ab:3c:0b
Signer

UPX0
Size: - Virtual size: 600KB

UPX1
Size: 156KB - Virtual size: 160KB

.rsrc
Size: 10KB - Virtual size: 12KB

.text
Size: 156KB - Virtual size: 153KB

.rdata
Size: 40KB - Virtual size: 39KB

.data
Size: 20KB - Virtual size: 34KB

.rsrc
Size: 512KB - Virtual size: 511KB