PDF malware analysis — malicious · d5f5d6ceae7d78ab

MALICIOUS

PDF

40.0 KB Created: 2020-07-27 02:25:48 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 43ee365b93d714842cf6db7b0fff4321 SHA-1: c1a76761eb5734f92192fde0ba18b90663edb4c9 SHA-256: d5f5d6ceae7d78ab87dc3868e91ccefd98e3c786f3abb8d8e1c492ec9d64eba0

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1200 Hardware Add-in T1059.001 PowerShell

The PDF file contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The document body, though heavily obfuscated, appears to contain keywords related to the redirector's URL, suggesting a lure. The presence of numerous external links, including one to a known malicious redirector, indicates an attempt to drive traffic to malicious 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.ru/pify?keyword=bhajan+ringtone+2018+free
- http://files.cakesandcups.net/uploads/1/3/0/7/130776204/sutejep.pdf
- http://files.observationsandconclusions.com/uploads/1/3/0/7/130776350/netapixutoveso.pdf
- http://files.dalhousieparentsdaycare.ca/uploads/1/3/2/7/132712558/9bf6293eabc.pdf
- http://files.lakesidepaletteclub.org/uploads/1/3/0/7/130738662/gofenu-puzijajem.pdf
- https://cdn.shopify.com/s/files/1/0434/5790/4792/files/51770568918.pdf
- https://cdn.shopify.com/s/files/1/0434/0868/7269/files/kajuv.pdf
- https://cdn.shopify.com/s/files/1/0430/3483/7149/files/redoxiruvewekanoto.pdf
- https://cdn.shopify.com/s/files/1/0433/5943/6951/files/17668877890.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zutowujovepenatugipo.pdf
- https://cdn.shopify.com/s/files/1/0435/8209/5517/files/fujisaguvapotoxufemaneli.pdf
- https://cdn.shopify.com/s/files/1/0432/6375/4404/files/359870716.pdf
- https://cdn.shopify.com/s/files/1/0428/8475/9711/files/segugevitivufisone.pdf
- https://cdn.shopify.com/s/files/1/0430/9634/2695/files/46972283885.pdf
- https://cdn.shopify.com/s/files/1/0432/7908/9824/files/galuwojomediji.pdf
- https://cdn.shopify.com/s/files/1/0433/0556/6366/files/rabisofefusep.pdf
- https://cdn.shopify.com/s/files/1/0429/8512/8099/files/53286652168.pdf
- https://cdn.shopify.com/s/files/1/0432/6191/9396/files/lokazujupamabipawevim.pdf
- https://cdn.shopify.com/s/files/1/0433/4754/2175/files/vujarib.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/

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00006054.bin` `5388fb2e868a747ea9f92442f7f70b69d9bea0beb33f12b48b23d7ee00ca554b`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6054	5252 bytes
`font_01_sfnt_off00007226.bin` `0b4038bae90e82eef5c8ffec88eb34776a143e118154beacf84b3be163e8b770`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7226	9576 bytes

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