PDF malware analysis — malicious · 2900cb518c8f2d32

MALICIOUS

PDF

42.6 KB Created: 2020-08-30 22:40:26 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 80203b0cded3eab5d5a40fec94ff63e9 SHA-1: 35803f9056b5b7517655bbff4d002ebde951141e SHA-256: 2900cb518c8f2d32396723985b03acdfca4fbc2ce3ade3186b3beeaa07f509f5

140 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.001 Malicious Link

The PDF file contains multiple embedded URLs, with one identified as a malicious redirector. The heuristic firings indicate it's a link farm and a callback lure, suggesting an attempt to trick the user into visiting a malicious site or calling a fraudulent number. The document body, though heavily obfuscated, contains the malicious URL and other benign-looking PDF links, reinforcing the lure. No scripts were extracted from this sample.

Heuristics 4

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.
Callback phishing phone lure medium SE_CALLBACK_LURE

Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns
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/wix?keyword=la+rencontre+dans+la+relation+%25C3%25A9ducative
- https://cdn.shopify.com/s/files/1/0434/3631/0678/files/bismillah_karan_song_free.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/78394199391.pdf
- https://cdn.shopify.com/s/files/1/0433/7962/2040/files/45998346225.pdf
- https://static.usrfiles.com/ugd/b8c837_9fe61f5d46e74f54a423fb18b60be5df.pdf
- https://static.usrfiles.com/ugd/b8c837_f1d2c020d34c41ef80471d436125ba5f.pdf
- https://static.usrfiles.com/ugd/b8c837_d4fca41c453b4f93bd41336a055fcee9.pdf
- https://static.usrfiles.com/ugd/b8c837_89af1cebea5c4564bcfc073afd3a64d6.pdf
- https://static.usrfiles.com/ugd/136d07_cd55ef28e03a412791aa663d4aea401a.pdf
- https://static.usrfiles.com/ugd/b8c837_0eb317c6c08c4944bd06ab3bc6abdd0e.pdf
- https://static.usrfiles.com/ugd/d99ef3_662662a264d64437b058a585c5f47b7f.pdf
- https://static.usrfiles.com/ugd/b8c837_f601a48014ad4ce6a86afe8b1550cd5c.pdf
- https://cdn.shopify.com/s/files/1/0431/1416/8480/files/wadex.pdf
- https://cdn.shopify.com/s/files/1/0427/9857/9879/files/7103077045.pdf
- https://cdn.shopify.com/s/files/1/0437/3915/2535/files/legifig.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_off00005772.bin` `16f13bf5490dcbdc5fd87ae3216e08de3673eb6af633b1e2e81b01f3ac475e2d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5772	4956 bytes
`font_01_sfnt_off0000680b.bin` `8c57c35b121c1f3cc0df7da3dfc68fd578757444f063dc0d4b52d9f9f85067b4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x680B	11644 bytes
`font_02_sfnt_off00008cf5.bin` `ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8CF5	4324 bytes

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