Malicious PDF — malware analysis report

Static analysis result for SHA-256 3ef74e26af466834…

MALICIOUS

PDF

40.8 KB Authoring application: Inkscape First seen: 2020-09-04
MD5: 8e1f579b062fe3c521ff6865dd25761b SHA-1: 236b4774937fa764d20f2525a2d91cfcd4ebbe25 SHA-256: 3ef74e26af466834d2f6261dcf7a47f1f07f4a740352e25b03ae71a875c7225a
160 Risk Score

Malware Insights

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

The PDF contains a large number of external links, identified as a PDF_SEO_LINK_FARM heuristic, suggesting a phishing or content distribution scheme. The ClamAV detection of 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing intent. The document body, though heavily obfuscated, contains references to 'Verbal ability questions with answers pdf for cat', likely a lure to encourage downloads.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 4

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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 http://nerine.org/uploads/1/3/0/4/130477007/8145825.pdf In PDF document text
    • http://mybarrieroflavish.com/uploads/1/3/0/3/130323092/b6c541e8.pdfIn PDF document text
    • http://wisconsinweddingmusic.com/uploads/1/3/0/6/130621084/rovujipos.pdfIn PDF document text
    • http://sugarpie.biz/uploads/1/3/0/2/130287318/6441773.pdfIn PDF document text
    • https://gesuxadi.weebly.com/uploads/1/3/0/5/130590507/puxawava-nekupor.pdfIn PDF document text
    • http://storeeyes.net/uploads/1/3/0/5/130545199/55af0f8818c123b.pdfIn PDF document text
    • http://northjerseydirectmail.com/uploads/1/3/0/4/130488987/govujelutaju.pdfIn PDF document text
    • http://numberandcognition.com/uploads/1/3/0/4/130488282/7695811.pdfIn PDF document text
    • http://motionfuels-arkansas.com/uploads/1/3/0/3/130313507/wejine-josipopofijin-puzamuzeresabul-wamurafeluvumok.pdfIn PDF document text
    • http://rick8.com/uploads/1/3/0/6/130603873/pupilezosoruliwox.pdfIn PDF document text
    • http://bsa-sccc-pack301.com/uploads/1/3/0/3/130379431/130379431.html#verbal+ability+questions+with+answers+pdf+for+catIn PDF document text

Related samples 1

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

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012b9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12B9 8264 bytes
SHA-256: aafd340a2b6a21f7ee5416d559c7cae9e004e6b81b0657912884538758e20879

Open this report in the interactive analyzer, or submit your own file for analysis.