Malicious PDF — malware analysis report

Static analysis result for SHA-256 1e1ef423dafe240c…

MALICIOUS

PDF

47.1 KB Created: 2020-08-15 00:15:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: b54d82ac5fc09f6397585fedbc3b1c28 SHA-1: 7e1a381ef9f7446fb9f2bf81187637130c79db8e SHA-256: 1e1ef423dafe240c66ac6232de62af23b32a302a3ae369183192fc1d53632039
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains numerous links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at ttraff.com. This suggests a phishing or scam attempt, likely using the 'download button' lure to entice users to click the malicious link. The document body itself contains garbled text but includes the target URL, reinforcing the malicious intent. No scripts were extracted, and the family is unknown due to the generic nature of the attack.

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.com/pify?keyword=best+couple+profile+pic+for+fb
    • http://files.sarah-styles.com/uploads/1/3/2/6/132682819/5671893.pdf
    • http://files.overzealous.ca/uploads/1/3/1/0/131070894/8454969.pdf
    • http://files.landscapebeware.com/uploads/1/3/0/8/130874330/lagewurevolumo.pdf
    • https://cdn.shopify.com/s/files/1/0436/2734/8121/files/hidemyass_vpn_crack.pdf
    • https://cdn.shopify.com/s/files/1/0443/1986/7036/files/7625851643.pdf
    • https://cdn.shopify.com/s/files/1/0451/4965/1098/files/pevibove.pdf
    • https://cdn.shopify.com/s/files/1/0431/4651/0504/files/super_mario_sheet_music.pdf
    • https://cdn.shopify.com/s/files/1/0431/3664/7317/files/tunidogenixisiwenuno.pdf
    • https://cdn.shopify.com/s/files/1/0429/7913/1551/files/rirujawovapetegisodudibir.pdf
    • https://cdn.shopify.com/s/files/1/0435/9212/2527/files/50435160629.pdf
    • https://cdn.shopify.com/s/files/1/0435/3739/9960/files/60586148977.pdf
    • https://cdn.shopify.com/s/files/1/0431/7786/9476/files/purududugiwewovoneturam.pdf
    • https://cdn.shopify.com/s/files/1/0436/4235/5865/files/dusolumevikubigeduga.pdf
    • https://cdn.shopify.com/s/files/1/0435/9208/9759/files/andantino_guitar_tab.pdf
    • https://cdn.shopify.com/s/files/1/0432/4176/7072/files/buxosaforogi.pdf
    • https://cdn.shopify.com/s/files/1/0430/8389/0850/files/gefajuwituzusux.pdf
    • https://cdn.shopify.com/s/files/1/0432/5113/8715/files/fatokokureg.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.

FilenameKindSourceSize
font_00_sfnt_off00007bae.bin
8aea55c5292067c7cf2e977debfcb4936faba335e0e20113c131e8c2ecaf23eb
pdf-font-stream PDF embedded font (sfnt) at offset 0x7BAE 4988 bytes
font_01_sfnt_off00008cb3.bin
fafbe128565fe0096a6291acbd3bd20be0faeb9230c77ffd34861d2a3f28dc13
pdf-font-stream PDF embedded font (sfnt) at offset 0x8CB3 10164 bytes