PDF static analysis report

Static analysis result for SHA-256 395b7ebef73f5cbb…

SUSPICIOUS

PDF

186.1 KB Created: 2018-08-29 08:56:15 -07:00 Authoring application: RAD PDF (via RAD PDF 3.4.6.2 - http://www.radpdf.com) First seen: 2019-05-16
MD5: 8954bde957269d6baf2da3435e9badd1 SHA-1: ae4f27eab8406493d4b5a80c25f76bcbab460d49 SHA-256: 395b7ebef73f5cbbde52b47999040c46ce5e4f89841893bb7ade7551d9148778
32 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The document exhibits characteristics of a cloud document impersonation lure, specifically mimicking a file-sharing service. It contains multiple embedded URLs, including one pointing to a suspicious domain ('mypen.is') that appears to be related to a 'final-payment' Dropbox folder. Another URL, 'oyes.c0m.li', is also present multiple times, suggesting it's a primary target for the lure. The presence of invoice and payment-related language further supports the phishing or malware delivery intent.

Machine Learning

  • Nyx PDF Classifier clean score 0.0674

Heuristics 4

  • Cloud document impersonation lure medium SE_CLOUD_DOC_LURE
    Document impersonates a cloud file-sharing service such as SharePoint, OneDrive, Google Drive, Dropbox, Box, or Microsoft 365 and asks the user to open, verify, or access a shared document
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://moviess.mypen.is/Dropbox/final-payment/ In PDF document text
    • http://www.radpdf.comIn PDF document text
    • http://www.radpdf.com)/Creator(RADIn PDF document text
    • http://www.dynaforms.comIn PDF document text
    • http://ocsp.verisign.com0In PDF document text
    • http://ocsp.verisign.com01In PDF document text
    • http://www.monotypeimaging.com/In PDF document text
    • http://www.ascendercorp.com/0In PDF document text
    • https://email06.godaddy.com/webmail.php?folder=INBOX&firstMessage=1PDF link annotation
    • https://ci6.googleusercontent.com/proxy/1HpDFnsnm5Tom55MLus_JJajqHnF48Vox0675POzb_zn8wQO9m5f9MsIJQd_UocOQMRDEdazLKA-e2mO5oCFiiyksim7QWJfWH_uvU2Rr5EHzB9UwcQDKKead0rlvry02yM=s0-d-e1-ft#https://cfl.dropboxstatic.com/static/images/emails/logo_glyph_34_m1%402x.pngIn PDF document text
    • https://ci6.googleusercontent.com/proxy/1HpDFnsnm5Tom55MLus_JJajqHnF48Vox0675POzb_zn8wQO9m5f9MsIJQd_UocOQMRDEdazLKA-e2mO5oCFiiyksim7QWJfWH_uvU2Rr5EHzB9UwcQDKKead0rlvry02yM=s0-d-e1-ft#https://cfl.dropboxstatic.com/static/images/emails/logo_glyph_34_m1%402x.png)/K[30]/PIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://crl.verisign.com/tss-ca.crl0In PDF document text
    • http://crl.verisign.com/ThawteTimestampingCA.crl0In PDF document text
    • https://www.verisign.com/rpaIn PDF document text
    • https://www.verisign.com/cps0*In PDF document text
    • https://www.verisign.com/rpa0In PDF document text
    • http://logo.verisign.com/vslogo.gif0In PDF document text
    • http://crl.verisign.com/pca3.crl0In PDF document text
    • http://csc3-2009-2-crl.verisign.com/CSC3-2009-2.crl0DIn PDF document text
    • http://csc3-2009-2-aia.verisign.com/CSC3-2009-2.cer0In PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000e0d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE0D 229372 bytes
SHA-256: 32877237f0b7791fdd9ec75912980a716a936c628d8a78a9344c880c3e59ec33
font_01_sfnt_off00010278.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x10278 256068 bytes
SHA-256: f12fbda9bbe368b7fea8fcf4cdc205ae587a59b66add416d64d7682dd187f2dc
font_02_sfnt_off00021cef.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x21CEF 138464 bytes
SHA-256: 9caa7d9b7174e97a6c67f5c96d2496629fbe506435215e608859905fd145767e

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