MALICIOUS — borefewogubopi.pdf
MALICIOUS — borefewogubopi.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
aae405b21233a2725aa6a64b761624abc68dbc54555f4bba3dc20f1b737ccc06 - SHA-1:
f31bc66674a661c59185c0a414a16d2cfc0e6afa - MD5:
361f61c6d75c62a5996169d3c328088b - ssdeep:
1536:ddR+RkjLhuZjg+jusHbP9hn488q5cuYIrARBOq/I5w5/bW:E+wZjgWL9hM0NYIwBNH5y - TLSH:
T16137D0F762A7ED9CBE4967537BB60418B40DD388203197A454C4B71D89BC3EE7E60920 - Submitted as: borefewogubopi.pdf
- File type: pdf · Size: 71934 bytes
- Verdict: malicious (96/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 11 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/f064498f-a8b1-4961-9d39-815ad16bf983/bajeba.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://traffnew.ru/strik?utm_term=acquisitions+incorporated+book+release+date, https://cdn-cms.f-static.net/uploads/4392451/normal_5f99914fd6a87.pdf, https://uploads.strikinglycdn.com/files/f064498f-a8b1-4961-9d39-815ad16bf983/bajeba.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
- Extracted generic config (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9720 behavior events · 0 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787779707&P2=404&P3=2&P4=FUiZpOvAFn7kPcJGPB7uWlbLWmvpzNudh13FTJcstMJhlZwFQfGRBxxctop00kxw3cPg1g9a1AwOcGe72zL%2bKQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787779730&P2=404&P3=2&P4=T2%2bilJItT58xQHiceM%2fJHCYlFQYHGcgssYzOZSqCrAJiWzszW%2fcd03kTjm8aNpXA6%2bCQKmI5cHVbH9F04NyMlw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.209
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
bd2b3500e9aa151fb58e7af598355e6c4de9ef3c447c30760dc3ae4fa904a372 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0ad069401abd462f69e0a9b6fa0340a1.png -
df36daecaa1f734d0743f785e281344b7d84efa3bb14bc1373d06b88a59534d0 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffnew.ru/strik?utm_term=acquisitions+incorporated+book+release+date
- https://cdn-cms.f-static.net/uploads/4392451/normal_5f99914fd6a87.pdf
- https://s3.amazonaws.com/jefobexapulow/5110641715.pdf
- https://s3.amazonaws.com/nafoxuda/complete_software_developers_career_guide.pdf
- https://s3.amazonaws.com/pujirageg/93504027019.pdf
- https://uploads.strikinglycdn.com/files/f064498f-a8b1-4961-9d39-815ad16bf983/bajeba.pdf
- https://cdn-cms.f-static.net/uploads/4415080/normal_5f9d150b8c589.pdf
- https://cdn-cms.f-static.net/uploads/4380080/normal_5f91fe2e9ac9e.pdf
- https://cdn-cms.f-static.net/uploads/4378382/normal_5f91980858418.pdf
- https://cdn-cms.f-static.net/uploads/4385437/normal_5f97db54b1c83.pdf
- https://s3.amazonaws.com/jofunozuzof/local_tv_guide_pocatello_id.pdf
- https://s3.amazonaws.com/tometubufimopim/masiponitut.pdf
- https://uploads.strikinglycdn.com/files/4c6e1784-583a-40f1-a10d-22488136e699/64912413194.pdf
- https://s3.amazonaws.com/ganubatebedoxez/ace_family_charity_basketball_event_time.pdf
- https://cdn-cms.f-static.net/uploads/4408875/normal_5fad20c6618e6.pdf
- https://s3.amazonaws.com/falevi/oryza_asian_grill_morgantown.pdf
- https://cdn-cms.f-static.net/uploads/4478952/normal_5fadc3f8d45d7.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/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- traffnew.ru
- cdn-cms.f-static.net
- s3.amazonaws.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.110.12.20
- 52.110.12.25
- 4.230.171.124
- 203.26.79.13
- 4.207.44.66
- 20.165.94.63
- 52.123.128.14
- 135.233.45.222
- 4.247.188.233
- 20.89.1.11
- 4.150.223.114
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report