PDF malware analysis — malicious · 337cf976ce0eebe5

MALICIOUS

PDF

34.6 KB Created: 2020-08-05 05:07:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: a355641487cb196c6d30e9768d17e66d SHA-1: 8c68d01283f5384ec5406a577a873dfa01779ad6 SHA-256: 337cf976ce0eebe52af7a63cc0a95b51185a32c98e19e969a133e82e7a3188dd

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a critical heuristic firing for a malicious redirector link, specifically `https://ttraff.cc/pify?keyword=bayanat+tariq+jameel+book+pdf`. This indicates the document is designed to lure users to a malicious site. The presence of numerous other external PDF links further supports the malicious intent, likely for SEO manipulation or to host further malicious content. No scripts were extracted, but the primary attack vector is the malicious redirection.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

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=bayanat+tariq+jameel+book+pdf
- http://files.oneloveboutiqueky.com/uploads/1/3/2/6/132682919/kubemogosimake-fedujid-bibuvenanalosuz-jidurab.pdf
- http://files.arizonafiberartsretreat.com/uploads/1/3/1/8/131871727/5654098.pdf
- http://files.valerieconnor.com/uploads/1/3/1/4/131437676/61159668989.pdf
- http://files.centerstageboutiquetx.com/uploads/1/3/0/8/130813972/7362989.pdf
- http://files.ozarkbanquet.com/uploads/1/3/1/3/131383743/nonewudikivakeluzabi.pdf
- https://cdn.shopify.com/s/files/1/0433/0936/7461/files/92756397588.pdf
- https://cdn.shopify.com/s/files/1/0431/3009/3728/files/rexexinuxif.pdf
- https://cdn.shopify.com/s/files/1/0432/6454/0840/files/51008365346.pdf
- https://cdn.shopify.com/s/files/1/0437/3993/8970/files/14206380921.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/totavari.pdf
- https://cdn.shopify.com/s/files/1/0431/9114/0501/files/29032353322.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32732230761.pdf
- https://cdn.shopify.com/s/files/1/0430/5109/0077/files/jilaloxamaroxa.pdf
- https://cdn.shopify.com/s/files/1/0433/1955/8299/files/centos_vs_redhat.pdf
- https://cdn.shopify.com/s/files/1/0428/8705/3471/files/watugep.pdf
- https://cdn.shopify.com/s/files/1/0432/8397/2256/files/82995291334.pdf
- https://cdn.shopify.com/s/files/1/0431/8347/2802/files/33308833665.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_off000048af.bin` `b26f5c12c195f3e28fa794022c3dc3e135bd06687c4f6d5bd48e8be46f713bc2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x48AF	5568 bytes
`font_01_sfnt_off00005b91.bin` `4f76a55a8bcefe875ff1aa5dd68fc45a76484e3ca537be3c6ff0ab5d8547da51`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5B91	10068 bytes

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