PDF malware analysis — malicious · d76ffa91e620f08f

MALICIOUS

PDF

34.8 KB Created: 2020-08-21 20:40:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 007278b92b084d80c09296a6a66a83e9 SHA-1: f57738d2ecfecfb6185b10e3dee3c7aa4143749d SHA-256: d76ffa91e620f08f980135f5f551f9b2837207de464e578f0a4c5c19e59fb20c

160 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1059 Command and Scripting Interpreter

The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify, and one critical link redirects to known malicious infrastructure. The document body also contains a lure suggesting the user copy or paste content into a command-line interface, indicating an attempt to trick the user into executing commands. The primary malicious URL identified is https://ttraff.cc/pify?keyword=apache+server++32+bit, which is likely used to redirect the user to further malicious content.

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.
Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LURE

Document tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
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=apache+server++32+bit
- http://kidaxijot.firesideballoonsforsale.com/uploads/1/3/1/3/131381612/verosuwo-sijakobomuwe.pdf
- http://files.mskenny.com/uploads/1/3/1/4/131454151/lagofurose.pdf
- http://files.halseyacelab.org/uploads/1/3/2/8/132815298/gojufu-mugopelonedijew-niratosu-bufivizazazefuv.pdf
- http://movuzu.nisanifarm.com/uploads/1/3/1/6/131606349/fodupegapirazeme.pdf
- https://cdn.shopify.com/s/files/1/0440/1656/6422/files/bazazabejiximopimiboxel.pdf
- https://cdn.shopify.com/s/files/1/0430/6829/3287/files/2020_yearly_blank_calendar_template.pdf
- https://cdn.shopify.com/s/files/1/0431/6574/5309/files/98338654040.pdf
- https://cdn.shopify.com/s/files/1/0433/2896/2715/files/69962188334.pdf
- https://cdn.shopify.com/s/files/1/0432/4923/8184/files/falazipufefiwiwawik.pdf
- https://cdn.shopify.com/s/files/1/0427/4618/3847/files/ny_ce_200_online.pdf
- https://cdn.shopify.com/s/files/1/0466/3443/4725/files/86562429895.pdf
- https://cdn.shopify.com/s/files/1/0431/7007/0687/files/goosebumps_books.pdf
- https://cdn.shopify.com/s/files/1/0434/4047/2229/files/birezavolizatubamegolokig.pdf
- https://cdn.shopify.com/s/files/1/0432/5795/4467/files/xupof.pdf
- https://www.apachelounge.com
- 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_off00004b38.bin` `1cbad66cef4683bb33558bfcae2a36466a7bbea3747ffe8ae0a001aec994b923`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4B38	5476 bytes
`font_01_sfnt_off00005dcf.bin` `1483b4b883844f71168ca4774406dda9a1d539b71a1ddf0eeaef00a0e1384422`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5DCF	9656 bytes

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