MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=acne+studios+return+form'. This URL is presented within the document body as an 'Acne studios return form', indicating a social engineering lure. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious URL. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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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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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 https://ttraff.cc/pify?keyword=acne+studios+return+form
- http://files.lockmangenetics.com/uploads/1/3/0/7/130775383/nizejab.pdf
- http://files.iwstreecare.com/uploads/1/3/0/7/130776386/7093138.pdf
- http://mugebabu.rockstadandcorelicsandwares.com/uploads/1/3/0/9/130969503/cf24a21ca9b6ba.pdf
- https://cdn.shopify.com/s/files/1/0438/4777/8469/files/reba_mcentire_fancy_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0428/6509/8908/files/batla_house_full_movie_video.pdf
- https://cdn.shopify.com/s/files/1/0428/2672/7580/files/dizatupimu.pdf
- https://cdn.shopify.com/s/files/1/0428/8449/7575/files/the_philosophy_book_big_ideas_simply_explained_download.pdf
- https://cdn.shopify.com/s/files/1/0430/1016/2837/files/48513400508.pdf
- https://cdn.shopify.com/s/files/1/0437/4275/7029/files/81457516705.pdf
- https://cdn.shopify.com/s/files/1/0428/7044/0095/files/antony_flew_there_is_a_god.pdf
- https://cdn.shopify.com/s/files/1/0447/3189/1861/files/list_of_adjectives_to_describe_a_person_with_meaning.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005464.bin4b91467be831a225962648c4c2b52b1af083fd87c9414a74ae410c0c90aacf76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5464 | 4796 bytes |
font_01_sfnt_off00006493.bin7275396bf3523f9d011c3aca56b188f4f9a3fa3e3e5e9fb57a07856fdaeecc49 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6493 | 10184 bytes |
font_02_sfnt_off0000876c.bin1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x876C | 4324 bytes |
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