MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
The PDF document contains a large number of external links, many of which point to other PDF files, suggesting a link farm or SEO abuse tactic. One prominent link, 'http://twistedsugarut.com/uploads/1/3/0/7/130739648/130739648.html#download+adobe+flash+player+10.1', indicates a lure to download a fake Flash Player update. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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://twistedsugarut.com/uploads/1/3/0/7/130739648/130739648.html#download+adobe+flash+player+10.1
- http://mocamarketing.com/uploads/1/3/0/3/130313299/777470.pdf
- http://mzzle.com/uploads/1/3/0/6/130621483/8821944.pdf
- http://freyafederico.com/uploads/1/3/0/5/130589241/0c22e0.pdf
- http://lushbeautynz.co.nz/uploads/1/3/0/2/130289466/pigiwaxereliv.pdf
- http://wilsonfarmmurfreesboro.com/uploads/1/3/0/2/130270990/9351757.pdf
- http://leadershipmartialartsacademy.com/uploads/1/3/0/5/130588237/xowanifitinabulaxa.pdf
- http://peoplehacking.net/uploads/1/3/0/6/130604788/dadujel.pdf
- http://www.inthedoghousetreats.com/uploads/1/3/0/2/130274322/belilozotufawal.pdf
- http://orockrotorua.co.nz/uploads/1/3/0/3/130324289/xunejeberefimizakexo.pdf
- http://www.inkwine.com.au/uploads/1/3/0/4/130476624/8846439.pdf
- http://shopp-italia.fun/uploads/1/3/0/4/130488412/bb063dc6e1c30e.pdf
- http://arriverealty.net/uploads/1/3/0/5/130588605/pafinowefemifaku.pdf
- http://webdisk.jagst.org/uploads/1/3/0/2/130271073/b27a3b6f.pdf
- http://phivosstavrou.com/uploads/1/3/0/6/130605471/zimififusa.pdf
- http://maralynhargrove.com/uploads/1/3/0/3/130379087/tafixilasef-zudod-vebujogura.pdf
- http://romanticism55.com/uploads/1/3/0/5/130551770/koziseda.pdf
- http://camptishomingo.org/uploads/1/3/0/2/130270768/banulomisi_lixugaweg.pdf
- http://artscienceweb.com/uploads/1/3/0/4/130483527/rugemanexog.pdf
- http://mikefk.com/uploads/1/3/0/8/130874376/1511852.pdf
- http://dahlstromforensicscience.com/uploads/1/3/0/4/130483617/adb72de138919c7.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 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e6b.bin1b9a9759dcdc82f4a6406ff7196a8b1c148a5f3cacdca40e639f3008a51a6cff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E6B | 8480 bytes |
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