SUSPICIOUS — libefo.pdf
SUSPICIOUS — libefo.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 3 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
7dd158bfb2322ffc06415e67da456dbdafeeedb03b53f2e94a4e53f5d94ff8df - SHA-1:
2e282797dcbb5289c9682662219cf39722e232a3 - MD5:
1cd3191cae052581e633a1b9dcbc7525 - ssdeep:
1536:4GFhpLLjxO4Eai5jF5PGcvlJ16sRXd/Y4KDReMsOMOOsTOslk:VFhp15EayjzPGch6s9dFKDI6fRM - TLSH:
T1B936CFF32087ECCC2A8BAB97BD961149A14AD68C3221D26058D8777CC1B87FC6F41971 - Submitted as: libefo.pdf
- File type: pdf · Size: 66046 bytes
- Verdict: suspicious (58/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 58/100 is the fusion of 4 weighted signals:
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/f0bca89e-e872-470f-a4eb-76d2314ff708/51050465824.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=la+odisea+de+homero, https://site-1041486.mozfiles.com/files/1041486/65037868404.pdf, https://site-1036713.mozfiles.com/files/1036713/rofakozamiwuwe.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
Dynamic analysis
No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.
Embedded URLs
- https://cctraff.ru/strik?keyword=la+odisea+de+homero
- https://site-1041486.mozfiles.com/files/1041486/65037868404.pdf
- https://site-1036713.mozfiles.com/files/1036713/rofakozamiwuwe.pdf
- https://site-1038908.mozfiles.com/files/1038908/75878856037.pdf
- https://site-1038729.mozfiles.com/files/1038729/33028728899.pdf
- https://site-1037000.mozfiles.com/files/1037000/dapifagiripamov.pdf
- https://site-1037188.mozfiles.com/files/1037188/lazaliwujeligudomuwurel.pdf
- https://site-1039633.mozfiles.com/files/1039633/46604042199.pdf
- https://uploads.strikinglycdn.com/files/f0bca89e-e872-470f-a4eb-76d2314ff708/51050465824.pdf
- https://uploads.strikinglycdn.com/files/685500d7-cb8b-4b27-a757-e86c16d5f935/mutufokeluvisisukunij.pdf
- http://files.bateselectricutah.com/uploads/1/3/1/0/131069766/subisikapidurun.pdf
- http://xapuru.mysuidora.com/uploads/1/3/1/4/131437626/nonumodawizerafos.pdf
- http://files.saugushighschoollearningcommons.org/uploads/1/3/2/7/132740277/bovud.pdf
- http://fubafip.elipsisgroup.com/uploads/1/3/2/6/132681308/6311627.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/
Embedded domains
- cctraff.ru
- site-1041486.mozfiles.com
- site-1036713.mozfiles.com
- site-1038908.mozfiles.com
- site-1038729.mozfiles.com
- site-1037000.mozfiles.com
- site-1037188.mozfiles.com
- site-1039633.mozfiles.com
- uploads.strikinglycdn.com
- files.bateselectricutah.com
- xapuru.mysuidora.com
- files.saugushighschoollearningcommons.org
- fubafip.elipsisgroup.com
- www.w3.org
- purl.org
- ns.adobe.com
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report