PDF malware analysis — malicious · 9a95bceaccbd0479

MALICIOUS

PDF

47.0 KB Created: 2020-09-06 14:47:03 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 1b053e9294d4c067399f21203a496c2f SHA-1: bb49687d05cb958ffd6161854bacc14902c8f2c0 SHA-256: 9a95bceaccbd047903ce257e2e2af3add881baff5228b2552492d6454de24139

128 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious Link T1566.002 Spearphishing Link

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to a URL associated with cracked software. Additionally, it exhibits a PDF link farm heuristic, suggesting an attempt to distribute malicious content. The presence of a visual download button lure further supports the malicious intent.

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.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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.me/wix?keyword=bartender+ultralite+10.+1++crack
- https://static.usrfiles.com/ugd/55cc32_5e836ecb41dd47939db7d2eb493cf746.pdf
- https://static.usrfiles.com/ugd/b8c837_0386f3b8c84d4403ae92a649a43a33dc.pdf
- https://static.usrfiles.com/ugd/f96b02_dcd432999457476eaf0fd240253ea546.pdf
- https://static.usrfiles.com/ugd/857e61_79010edaf4ae4605a65dacc36720ea7a.pdf
- https://static.usrfiles.com/ugd/cbe7f7_e204e8e4911e449d8507c166b783932a.pdf
- https://static.usrfiles.com/ugd/ae059d_5fd4ba1e71784e29a97a2fd006143c4d.pdf
- https://static.usrfiles.com/ugd/80bfa9_92b11f1e1e944301ba30c82fa5d34db7.pdf
- https://cdn.shopify.com/s/files/1/0433/1651/0873/files/29127540373.pdf
- https://cdn.shopify.com/s/files/1/0433/1700/2405/files/adjacency_matrix_c.pdf
- https://cdn.shopify.com/s/files/1/0439/0082/9848/files/return_to_sender_elvis.pdf
- https://cdn.shopify.com/s/files/1/0432/0165/9043/files/mizuluzidegafufinizorupi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/test_1879eb6a-339e-4d45-a409-571cd94a4742.pdf?v=1594212285
- https://static.usrfiles.com/ugd/0adedf_0c2135d2ca4b459998decf2cd8aa41de.pdf
- https://static.usrfiles.com/ugd/4d935e_ffba2123c6234f30a114bb7965fe78d0.pdf
- https://static.usrfiles.com/ugd/3c9ac1_c571c9523f784d8a8e236b8962e760f1.pdf
- https://static.usrfiles.com/ugd/e1d12c_6a54707db2ff4bf086b7f410f6e2ea88.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_off000078c8.bin` `c25b2fff38b9546e099578ba6c7179e887c84d9feae71f17ea3ec7230a7cdac2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x78C8	5092 bytes
`font_01_sfnt_off00008a2b.bin` `c0d6f16e02e7a0035a7c33c63bfc4f10352b536d57b2108a2ca2e6f3daa06c67`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8A2B	10972 bytes

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