PDF malware analysis — malicious · 44d46ad91e61b575

MALICIOUS

PDF

5.5 KB Created: qHFdTlfA Authoring application: gfhersdd

MD5: 9a7b27ffd53c6d0a76e2ce2f3b3bf0e7 SHA-1: fd5660c32b6d7446faeb0eb633f0be8b14c86eff SHA-256: 44d46ad91e61b575371db7444428ea9c4a60633adfb7f30c627cc5b7785529d7

80 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution T1559.001 Component Object Model Hijacking

The PDF file contains an embedded stream that triggers the CVE-2010-0188 exploit, targeting Adobe Reader. This exploit is known to be used for delivering secondary payloads. The file's structure and the critical heuristic firing strongly indicate a malicious intent to exploit a known vulnerability.

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` `a0abdb678cb38c102c584a0242ae436ad1baaf2db33928f57aa972b3237877c3`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x2E7	59508 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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