PDF malware analysis — malicious · b575c4817640e00c

MALICIOUS

PDF

23.5 KB Created: eval Authoring application: gfhersdd

MD5: 1dae48c0ce43581d6146ab9e8d008818 SHA-1: fc512a7227897ee2cb0fd4a622f76d48df99a7be SHA-256: b575c4817640e00cac68b06479b1165397518a2974c3fb1d3e721b61a73f4a40

80 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The PDF file contains an embedded stream that triggers the CVE-2010-0188 exploit, targeting a vulnerability in Adobe Reader's handling of LibTIFF XFA images. This exploit is designed to execute arbitrary code, indicating the file's malicious intent. No document body text was available for further analysis, but the critical heuristic firing strongly suggests exploitation.

Heuristics 5

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
Embedded file low PDF_EMBEDDED

PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILED

The cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_002_off000002e7.bin` `41fe5d64dca0ac9a3301c56433fdfac41dd02ca3e2608f41eaf89e04a3416164`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x2E7	50669 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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