757cd4d305d006e581f2b604cf419d5a

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General

Target

757cd4d305d006e581f2b604cf419d5a
Size

103KB
MD5

757cd4d305d006e581f2b604cf419d5a
SHA1

8aa84044d8d15a625c62dd096e558cb011c61848
SHA256

796d2a40cb36e62546c4e7602ccae24993d7a6e69a3eca408b17a62f437dcc35
SHA512

c9415a5f3b5a2271256c42ec5d6303f8959223a5632f8d59f13e45e28510728db455ad069548626d3c941e6502fd001047d7414fb27d2231e085b150d27a58fc
SSDEEP

3072:7WkhcG8RYxeS6rEE3cpeu+ovCW5RvYO69+Dd98stsKk:7Wk+GryEfpenoZQXYDf1k

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

757cd4d305d006e581f2b604cf419d5a
.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

bf:bd:ba:8d:88:61:04:44:65:ce:46:95:9c:56:64:1d:01:8a:73:15
Signer

Actual PE Digest

bf:bd:ba:8d:88:61:04:44:65:ce:46:95:9c:56:64:1d:01:8a:73:15

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: 144KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 91KB - Virtual size: 92KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - 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: 136KB - Virtual size: 135KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 16KB - Virtual size: 12KB

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

bf:bd:ba:8d:88:61:04:44:65:ce:46:95:9c:56:64:1d:01:8a:73:15Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 144KB

UPX1 Size: 91KB - Virtual size: 92KB

.rsrc Size: 6KB - Virtual size: 8KB

Headers

File Characteristics

Sections

.text Size: 136KB - Virtual size: 135KB

.rdata Size: 36KB - Virtual size: 34KB

.data Size: 20KB - Virtual size: 32KB

.rsrc Size: 16KB - Virtual size: 12KB

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

bf:bd:ba:8d:88:61:04:44:65:ce:46:95:9c:56:64:1d:01:8a:73:15
Signer

UPX0
Size: - Virtual size: 144KB

UPX1
Size: 91KB - Virtual size: 92KB

.rsrc
Size: 6KB - Virtual size: 8KB

.text
Size: 136KB - Virtual size: 135KB

.rdata
Size: 36KB - Virtual size: 34KB

.data
Size: 20KB - Virtual size: 32KB

.rsrc
Size: 16KB - Virtual size: 12KB