PDF malware analysis — malicious · 998b196215844758

MALICIOUS

PDF

46.7 KB Created: 2020-08-08 10:04:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 890d78fff63d73645b6fef4777c6f7f3 SHA-1: 0206191181203cbb7ccfeb4bc78ba6892e8b3baf SHA-256: 998b1962158447581f2d5c8325d1b9953d7ef235070887dbd21d3562ecbd5725

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=oxford+picture+dictionary+english+urdu+pdf'. This URL is likely part of a phishing or scam campaign, attempting to trick users into downloading further malicious content or visiting a malicious site. The document body, though heavily obfuscated, contains the same URL, reinforcing its malicious intent. The presence of numerous other links to Shopify, while some are benign, suggests a link farm used to obscure the primary malicious destination.

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.cc/pify?keyword=oxford+picture+dictionary+english+urdu+pdf
- http://files.jaleohk-europe.com/uploads/1/3/1/4/131410299/duripunanazurafi.pdf
- http://files.beclothing.ca/uploads/1/3/1/0/131070619/walazasewumata.pdf
- http://files.yourfinancialnanny.com/uploads/1/3/1/8/131856380/5595964.pdf
- http://files.jaleohk-europe.com/uploads/1/3/1/4/131410299/duripunanaz
- https://cdn.shopify.com/s/files/1/0427/4146/5244/files/tewewened.pdf
- https://cdn.shopify.com/s/files/1/0436/7283/0105/files/zonenapevesejo.pdf
- https://cdn.shopify.com/s/files/1/0436/5965/7374/files/97272512252.pdf
- https://cdn.shopify.com/s/files/1/0429/0455/1590/files/zitemakezepeti.pdf
- https://cdn.shopify.com/s/files/1/0434/4250/3832/files/liregifamo.pdf
- https://cdn.shopify.com/s/files/1/0431/2553/8973/files/lowes_lawton_oklahoma.pdf
- https://cdn.shopify.com/s/files/1/0429/9020/7135/files/avery_template_5260.pdf
- https://cdn.shopify.com/s/files/1/0431/3225/6407/files/jarobakotokuvevezaditena.pdf
- https://cdn.shopify.com/s/files/1/0429/0890/9734/files/84992250272.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pitoparejiki.pdf
- https://cdn.shopify.com/s/files/1/0431/8350/5570/files/37508569314.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_off0000686c.bin` `c5595000ca725c1c1fe3647652a6bb43a3958e64205b00b55a34b940ae029e16`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x686C	5496 bytes
`font_01_sfnt_off00007b24.bin` `5d92413106d07f5856d041ee3621e4ee6f86b341210a6cc35a33b1a796674ae2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7B24	10612 bytes
`font_02_sfnt_off00009f16.bin` `05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9F16	4324 bytes

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