PDF malware analysis — malicious · 1d4bae7dcd8d3f6f

MALICIOUS

PDF

48.0 KB Created: 2020-07-29 12:27:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 78563228c9c74cf490c7a75f45c8eb38 SHA-1: 41650d5f4c209df4f07698c88b701cd655b6714e SHA-256: 1d4bae7dcd8d3f6f36f5e629e5e0126407442857ce975b15dfe9455c8461fb27

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, a technique often used to redirect users to malicious sites. One of the primary URLs, 'https://ttraff.com/pify?keyword=safe+boating+course+manual+pdf', is flagged as a known malicious redirector. The document body, though heavily obfuscated, suggests a lure related to a 'safe boating course manual'. The presence of a link farm further supports the malicious intent of driving traffic to external sites.

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=safe+boating+course+manual+pdf
- http://files.elizabethdeangelis.com/uploads/1/3/2/3/132302711/fusevotup.pdf
- http://files.reikifortheplanet.com/uploads/1/3/2/3/132302815/5645773.pdf
- http://files.peruamazonadventures.org/uploads/1/3/1/3/131380086/b7a1b02.pdf
- http://files.swjess.com/uploads/1/3/1/4/131453396/nobajad_fojedekovo_parin.pdf
- https://cdn.shopify.com/s/files/1/0429/8833/9361/files/bovifivejiwopitovaxu.pdf
- https://cdn.shopify.com/s/files/1/0432/7833/6165/files/mavexidunosijupimirujoz.pdf
- https://cdn.shopify.com/s/files/1/0431/7518/2485/files/poroso.pdf
- https://cdn.shopify.com/s/files/1/0429/7474/0639/files/97773462903.pdf
- https://cdn.shopify.com/s/files/1/0429/2545/7575/files/49680494812.pdf
- https://cdn.shopify.com/s/files/1/0430/8392/3609/files/jepogopepukukeweda.pdf
- https://cdn.shopify.com/s/files/1/0429/8201/5129/files/ragugibemowefatetezimuz.pdf
- https://cdn.shopify.com/s/files/1/0430/9755/5108/files/47053639244.pdf
- https://cdn.shopify.com/s/files/1/0435/8370/1151/files/pidufejuxofe.pdf
- https://cdn.shopify.com/s/files/1/0427/6781/0726/files/zelusobumesurupeke.pdf
- https://cdn.shopify.com/s/files/1/0430/7327/4018/files/15377061643.pdf
- https://cdn.shopify.com/s/files/1/0429/7208/6423/files/68676766694.pdf
- https://cdn.shopify.com/s/files/1/0431/7275/7668/files/zojakag.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/84005007378.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_off00007e06.bin` `8aba4da8f22dbb3b91f99318deed261a06c351ed4f3fe3fde3e0cf5ea1245b31`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7E06	5600 bytes
`font_01_sfnt_off000090e8.bin` `107a645cfa7e995f50175eca73de8ce7bcbcd6a64a10c09b46c644c6f8daa740`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x90E8	9980 bytes

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