721e7803715dc9663a74b0575b43775a

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General

Target

721e7803715dc9663a74b0575b43775a
Size

308KB
MD5

721e7803715dc9663a74b0575b43775a
SHA1

f5b45d73a6b81af29ea87ce3783e40a7941afb5b
SHA256

21dfbeb1c55b88d7a8518171aa3e1995e18dcfedfe6a621c5faf1830ae5b4923
SHA512

b2fe626d44baa1e5502029ad255701d9b5ddeb378b381c8c3f0264cd2e22c2e32007c9ff48bf19ca435baa01eb147ec29860be76793b177b79cc7936a9c9e3da
SSDEEP

6144:jdyxCLlrIs9hlixlpk6wtpNj2FoReK2f+DwxCqtrxvofbHboizvK9Q:I2ms9hlixUtpNjEwDDDqtrxebHbfCS

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

721e7803715dc9663a74b0575b43775a
.exe windows:4 windows x86 arch:x86

Code Sign

3d:9e:cd:cc:29:0b:b8:a0:48:67:1d:d9:97:39:08:90
Certificate

Issuer

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Not Before

08/06/2010, 00:00

Not After

19/08/2012, 23:59

Subject

CN=Datafaction Inc,O=Datafaction Inc,L=Los Angeles,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

01
Certificate

Issuer

CN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d

Not Before

01/08/1996, 00:00

Not After

31/12/2020, 23:59

Subject

CN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d

0a
Certificate

Issuer

CN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d

Not Before

06/08/2003, 00:00

Not After

05/08/2013, 23:59

Subject

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

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

99:c7:12:d2:f7:a5:d2:e4:c3:39:12:8f:c4:4f:30:8b:5f:d8:1a:93
Signer

Actual PE Digest

99:c7:12:d2:f7:a5:d2:e4:c3:39:12:8f:c4:4f:30:8b:5f:d8:1a:93

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: 72KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 40KB - Virtual size: 44KB

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: 75KB - Virtual size: 75KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

3d:9e:cd:cc:29:0b:b8:a0:48:67:1d:d9:97:39:08:90Certificate

Extended Key Usages

01Certificate

0aCertificate

Extended Key Usages

Key Usages

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

99:c7:12:d2:f7:a5:d2:e4:c3:39:12:8f:c4:4f:30:8b:5f:d8:1a:93Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 72KB

UPX1 Size: 40KB - Virtual size: 44KB

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

Headers

File Characteristics

Sections

.text Size: 75KB - Virtual size: 75KB

.rdata Size: 15KB - Virtual size: 14KB

.data Size: 2KB - Virtual size: 2KB

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

3d:9e:cd:cc:29:0b:b8:a0:48:67:1d:d9:97:39:08:90
Certificate

01
Certificate

0a
Certificate

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

99:c7:12:d2:f7:a5:d2:e4:c3:39:12:8f:c4:4f:30:8b:5f:d8:1a:93
Signer

UPX0
Size: - Virtual size: 72KB

UPX1
Size: 40KB - Virtual size: 44KB

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

.text
Size: 75KB - Virtual size: 75KB

.rdata
Size: 15KB - Virtual size: 14KB

.data
Size: 2KB - Virtual size: 2KB

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