PDF malware analysis — malicious · ccb9a8c0f928646f

MALICIOUS

PDF

47.8 KB Created: 2020-08-02 17:11:28 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4bc6a7c65262c29934e77d6fd0788135 SHA-1: 4723584257be01b696326f9bc361ee1d666ef8df SHA-256: ccb9a8c0f928646f91dd827bcd323e2b6bbee48380d9af8dfd417cd87a3e3ff6

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF document was identified as malicious due to the presence of a mass external link farm. The primary malicious URL, 'https://ttraff.cc/pify?keyword=python+mobile+app', is a known redirector. The document body contains garbled text, but the embedded link structure strongly suggests a phishing or malware distribution attempt by redirecting users to potentially harmful sites.

Heuristics 3

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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.
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://ttraff.cc/pify?keyword=python+mobile+app
- http://files.chrissiddallmusic.com/uploads/1/3/1/6/131636725/zuler_rawowisuz_vifizo.pdf
- http://files.abesoutfitters.com/uploads/1/3/2/6/132695830/fac7527142704e6.pdf
- http://munifox.lemoine.us/uploads/1/3/1/6/131636855/fanodokerigiwe.pdf
- http://files.gawlercalisthenicsclub.com/uploads/1/3/0/8/130814297/rasizovuwuvumi_kojiseteso.pdf
- http://files.relinksoutheast.org/uploads/1/3/1/0/131071249/tafujiwesu-xifap-ladodunudubibes-jibibivutabu.pdf
- https://cdn.shopify.com/s/files/1/0434/7517/3528/files/57686499351.pdf
- https://cdn.shopify.com/s/files/1/0427/8799/5814/files/fimomogonosesapagogemet.pdf
- https://cdn.shopify.com/s/files/1/0433/0723/7531/files/pevobo.pdf
- https://cdn.shopify.com/s/files/1/0437/0602/4101/files/memuwerufegov.pdf
- https://cdn.shopify.com/s/files/1/0427/9857/9879/files/varagirekererisasofa.pdf
- https://cdn.shopify.com/s/files/1/0431/7426/4993/files/famedilujokesaxitez.pdf
- https://cdn.shopify.com/s/files/1/0431/6400/8605/files/tulitiwotob.pdf
- https://cdn.shopify.com/s/files/1/0430/2100/9053/files/lerodu.pdf
- https://cdn.shopify.com/s/files/1/0429/7719/8229/files/godzilla_unleashed_wii.pdf
- https://cdn.shopify.com/s/files/1/0434/6681/7689/files/37335659452.pdf
- https://cdn.shopify.com/s/files/1/0434/9358/9142/files/tokiwosimu.pdf
- https://cdn.shopify.com/s/files/1/0434/5479/1846/files/51089125395.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/22511335110.pdf
- https://cdn.shopify.com/s/files/1/0440/5270/9526/files/videojet_excel_170i_manual.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00007b85.bin` `c1b2bf8eaf7466673f2a08593233487bdfeb5fb79196fbf9de76d234377ef482`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7B85	5028 bytes
`font_01_sfnt_off00008c7f.bin` `48f6fed32b273046fc6529489e6986d0e5bcb6a04a50ebf706a0035ee3244298`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8C7F	10456 bytes

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