PDF malware analysis — malicious · da5c3402101af20f

MALICIOUS

PDF

34.9 KB Created: 2020-08-11 20:10:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 9d8417e983106d2e4639a97aed2ad0be SHA-1: 2e392000fdf71ee8aba2f187e0a43225bd1ecdeb SHA-256: da5c3402101af20f0fa7900a527ff3e9f3b316a184ade28466a12b6afa6ed8aa

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains numerous links, including one pointing to a known malicious redirector at ttraff.com. The document body, though partially corrupted, contains text related to a 'Bose soundlink mini 2 user manual pdf', suggesting a lure to trick users into clicking the malicious link. The presence of a large number of external PDF links also indicates a link farm, likely for SEO manipulation or to obscure the malicious redirector.

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.com/pify?keyword=bose+soundlink+mini+2+user+manual+pdf
- http://fazimuzad.jennyrmorrispwms.org/uploads/1/3/1/4/131406436/7400197.pdf
- http://files.growinglegacymovie.com/uploads/1/3/0/8/130814926/fikobiki_vabukebu.pdf
- http://files.williamdbryan.net/uploads/1/3/2/7/132740423/zisorigomafuwinefodi.pdf
- http://files.jodileeart.com/uploads/1/3/1/3/131383771/9142525.pdf
- http://files.legacyautollc.com/uploads/1/3/1/3/131379732/zotuvomobakiwozi.pdf
- https://cdn.shopify.com/s/files/1/0431/5735/6695/files/59322605115.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/86526592296.pdf
- https://cdn.shopify.com/s/files/1/0434/9889/7574/files/72633364589.pdf
- https://cdn.shopify.com/s/files/1/0434/4505/9749/files/28605896303.pdf
- https://cdn.shopify.com/s/files/1/0437/0615/5173/files/bernoulli_distribution_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0430/6072/3865/files/20347302553.pdf
- https://cdn.shopify.com/s/files/1/0432/9350/7739/files/73606634000.pdf
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/stone_gate_minecraft.pdf
- https://cdn.shopify.com/s/files/1/0430/7258/5888/files/kadojoguxunomopulu.pdf
- https://cdn.shopify.com/s/files/1/0432/5618/5000/files/416072400.pdf
- https://cdn.shopify.com/s/files/1/0436/6771/8309/files/temanulesiwufeta.pdf
- https://cdn.shopify.com/s/files/1/0434/5154/7800/files/84869439124.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_off00004862.bin` `01d1482198545a9194f88493002b062dc10593a33ae3e4e662d95dba3ae21f32`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4862	5432 bytes
`font_01_sfnt_off00005ac6.bin` `d1929a2a878311cae1274e11ea598650ee1941eea72d9ac5f6c9f3cc59de2069`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5AC6	10136 bytes

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