3a8b284ba5631fd01a89f55062f08c70N[.]exe

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General

Target

3a8b284ba5631fd01a89f55062f08c70N.exe
Size

232KB
MD5

3a8b284ba5631fd01a89f55062f08c70
SHA1

ad8bad898129e5f1ed4b1052a79003cca47cd790
SHA256

fca9221f7bd139227ca0e4cd551a3d0a8bfef24782ee814030455db460e016e8
SHA512

1c28eed2f63da48d3bd896025500a1a6e77676a4997be5d558da72a75773ae91edc2b01f5ab6a33b87e8d000b5f93bcc2b6454e3442740ca63c896a02387407f
SSDEEP

6144:RZAHRuJHF9D8tRbgBLm6CCM0N0J6mYkF+:R+H+ctRb0LSCSFNF

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

3a8b284ba5631fd01a89f55062f08c70N.exe
.exe windows:4 windows x86 arch:x86

Code Sign

47:e2:5b:fb:5c:4e:24:a5:1f:e4:41:40:67:ef:5c:a5
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

30/11/2010, 00:00

Not After

30/11/2011, 23:59

Subject

CN=OI Software\, Inc.,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=OI Software\, Inc.,L=Wilmington,ST=Delaware,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/11/2006, 00:00

Not After

16/07/2036, 23:59

Subject

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

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

Signer

Actual PE Digest

Digest Algorithm

PE Digest Matches

false

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: 308KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 204KB - Virtual size: 208KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 19KB - Virtual size: 20KB

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: 344KB - Virtual size: 342KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 108KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

47:e2:5b:fb:5c:4e:24:a5:1f:e4:41:40:67:ef:5c:a5Certificate

Extended Key Usages

Key Usages

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4aCertificate

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

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

Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 308KB

UPX1 Size: 204KB - Virtual size: 208KB

.rsrc Size: 19KB - Virtual size: 20KB

Headers

File Characteristics

Sections

.text Size: 344KB - Virtual size: 342KB

.rdata Size: 108KB - Virtual size: 104KB

.data Size: 12KB - Virtual size: 17KB

.rsrc Size: 28KB - Virtual size: 27KB

47:e2:5b:fb:5c:4e:24:a5:1f:e4:41:40:67:ef:5c:a5
Certificate

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4a
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
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

UPX0
Size: - Virtual size: 308KB

UPX1
Size: 204KB - Virtual size: 208KB

.rsrc
Size: 19KB - Virtual size: 20KB

.text
Size: 344KB - Virtual size: 342KB

.rdata
Size: 108KB - Virtual size: 104KB

.data
Size: 12KB - Virtual size: 17KB

.rsrc
Size: 28KB - Virtual size: 27KB