PDF malware analysis — malicious · 94d8d6845ab1812c

MALICIOUS

PDF

59.7 KB Created: 2020-07-31 02:39:07 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 554bf587c30f70f9d09226d07fe1f7a5 SHA-1: 369780e6e532bcfb84fe5c9211f2941040686bf7 SHA-256: 94d8d6845ab1812c4f50013cbc858be9d627aa1694af91ccb54a7d947f24a799

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits a PDF link farm heuristic, with numerous links pointing to Shopify domains, likely for SEO poisoning or to host further malicious content. The document body, though heavily obfuscated, contains text related to legal declarations, suggesting a lure to disguise malicious intent. The primary attack vector appears to be directing users to a malicious URL that likely hosts a phishing page or initiates a malware download.

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=dichiarazione+sostitutiva+atto+di+notoriet%25C3%25A0+eredi+pdf
- http://files.singlesretreat.net/uploads/1/3/1/3/131381414/tawes.pdf
- http://files.nevadadiscoveryride.com/uploads/1/3/1/3/131381540/dorojede.pdf
- http://files.reganwalkerauthor.com/uploads/1/3/0/8/130814644/dobodef.pdf
- http://files.awp-wa.org/uploads/1/3/1/3/131398095/78f9bf8.pdf
- http://files.luciebaker.com/uploads/1/3/0/7/130739860/kuletibuxedukas-baguzibujat-bemukezenulo-sobawu.pdf
- https://cdn.shopify.com/s/files/1/0428/6945/7063/files/42234176266.pdf
- https://cdn.shopify.com/s/files/1/0433/6038/7227/files/31561770268.pdf
- https://cdn.shopify.com/s/files/1/0433/4904/9499/files/88411962823.pdf
- https://cdn.shopify.com/s/files/1/0437/3767/7989/files/66912836600.pdf
- https://cdn.shopify.com/s/files/1/0428/5625/1555/files/10222982085.pdf
- https://cdn.shopify.com/s/files/1/0430/2995/4721/files/tezawibuta.pdf
- https://cdn.shopify.com/s/files/1/0433/7605/0330/files/tabaw.pdf
- https://cdn.shopify.com/s/files/1/0433/4888/5662/files/jejabuwawosasi.pdf
- https://cdn.shopify.com/s/files/1/0433/3794/1160/files/wofujawusixafajeso.pdf
- https://cdn.shopify.com/s/files/1/0433/3027/3448/files/6743598944.pdf
- https://cdn.shopify.com/s/files/1/0431/1308/7142/files/rakojobak.pdf
- https://cdn.shopify.com/s/files/1/0434/1910/7480/files/5559474194.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/
- https://cdn.shopify.com/s/files/1/0

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000a8d8.bin` `59a93280c67561df2ca7a0c1ec82722fcbf7ef8a63ca6e630bc5e45150260825`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA8D8	5436 bytes
`font_01_sfnt_off0000bad4.bin` `ba721eab6f6eea1b045206bb1c6411cd96b7dda11ab78662e625d2ec2075f43a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xBAD4	10920 bytes

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