20ffde4ea38457e752cc08d18d5fc859

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General

Target

20ffde4ea38457e752cc08d18d5fc859
Size

153KB
MD5

20ffde4ea38457e752cc08d18d5fc859
SHA1

873bc21edb2881a7f7dc80bac0a2c79788d50cec
SHA256

dcd132d65e7af3e61fdb9cff690ea76ecf098a59cccf8c533b47d2fd0f0d8691
SHA512

a512bf58a9d3df913a76c7aaeb47fdfb6fc265e2c0a7147e1525642b95a673341b30ec2a1596adda39424ed53542744556f908a0eda0979c1778a9fc4c01f9ed
SSDEEP

3072:FRmFSSnxfDeX7a91vbUHA63E3OT8dM638c191nj3G:Fyxf6ra3zYbGOT8+6R191jW

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

20ffde4ea38457e752cc08d18d5fc859
.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

0e:ed:b7:f8:7e:47:e3:2e:8f:a0:e9:26:99:dc:69:ad
Certificate

Issuer

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

Not Before

18/05/2011, 00:00

Not After

17/05/2012, 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

b2:04:9c:6c:e4:b8:a7:88:3c:1a:9c:49:db:54:dc:03:aa:66:c3:60
Signer

Actual PE Digest

b2:04:9c:6c:e4:b8:a7:88:3c:1a:9c:49:db:54:dc:03:aa:66:c3:60

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: 1.1MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 141KB - Virtual size: 144KB

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: 160KB - Virtual size: 159KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 38KB

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: 1004KB - Virtual size: 1003KB

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

0e:ed:b7:f8:7e:47:e3:2e:8f:a0:e9:26:99:dc:69:adCertificate

Extended Key Usages

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

Extended Key Usages

Key Usages

b2:04:9c:6c:e4:b8:a7:88:3c:1a:9c:49:db:54:dc:03:aa:66:c3:60Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.1MB

UPX1 Size: 141KB - Virtual size: 144KB

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

Headers

File Characteristics

Sections

.text Size: 160KB - Virtual size: 159KB

.rdata Size: 40KB - Virtual size: 38KB

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

.rsrc Size: 1004KB - Virtual size: 1003KB

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

0e:ed:b7:f8:7e:47:e3:2e:8f:a0:e9:26:99:dc:69:ad
Certificate

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

b2:04:9c:6c:e4:b8:a7:88:3c:1a:9c:49:db:54:dc:03:aa:66:c3:60
Signer

UPX0
Size: - Virtual size: 1.1MB

UPX1
Size: 141KB - Virtual size: 144KB

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

.text
Size: 160KB - Virtual size: 159KB

.rdata
Size: 40KB - Virtual size: 38KB

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

.rsrc
Size: 1004KB - Virtual size: 1003KB