MALICIOUS — normal_5f8775cc63d2e.pdf
MALICIOUS — normal_5f8775cc63d2e.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
e4e27a461e23e73440bd5bcb180fc707ff8335d3c5e9791801e7b774e1e7cdc4 - SHA-1:
a073c5cd25c139555577b384c85ae006f5368943 - MD5:
d5b97077456a9ea090b6a8a0f4807b8f - ssdeep:
768:EgGzpDje5EvStf8YxbLRVMU8DWgUl4LVhUNRtiNdJd90FUGRK5YLWWCHiJ:xGFHe73RkWgUlxNO/mzR2YLWlHiJ - TLSH:
T16A317DF3059BED8C7A87AB07ADF620196146C749613297A048CC7B6CD4BC2BDBE50950 - Submitted as: normal_5f8775cc63d2e.pdf
- File type: pdf · Size: 42757 bytes
- Verdict: malicious (72/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 13 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/07090ef8-0923-4fd4-af80-553a6c9b7c2e/2460480731.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/123?keyword=revit+mep+2020+user+guide+pdf, https://cdn.shopify.com/s/files/1/0432/8528/2980/files/dojipexunosozipex.pdf, https://cdn.shopify.com/s/files/1/0266/9232/1477/files/57086153293.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
4582 behavior events · 0 ATT&CK techniques · 2 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
- desktop-hsgcbep
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 250.255.255.239.in-addr.arpa
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d33f9744db737f414b7d746fdb8a4cbaa28990744c196162ef4beeaef3712d10 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=revit+mep+2020+user+guide+pdf
- https://cdn.shopify.com/s/files/1/0432/8528/2980/files/dojipexunosozipex.pdf
- https://cdn.shopify.com/s/files/1/0266/9232/1477/files/57086153293.pdf
- https://cdn.shopify.com/s/files/1/0433/3876/0342/files/74977328039.pdf
- https://cdn.shopify.com/s/files/1/0429/3630/3782/files/wapilaxarozaxemaz.pdf
- https://cdn.shopify.com/s/files/1/0431/9831/6705/files/minecraft_necromancy_wolf_head.pdf
- https://site-1036640.mozfiles.com/files/1036640/48172896377.pdf
- https://site-1039693.mozfiles.com/files/1039693/13709142262.pdf
- https://uploads.strikinglycdn.com/files/07090ef8-0923-4fd4-af80-553a6c9b7c2e/2460480731.pdf
- https://uploads.strikinglycdn.com/files/5bb27672-9353-42f6-9a5b-2bff79771b1f/12612867627.pdf
- https://uploads.strikinglycdn.com/files/b6beb9ae-0fee-444e-a44b-efd3d4048895/39045199177.pdf
- https://site-1039902.mozfiles.com/files/1039902/suzizilomodeti.pdf
- https://site-1044024.mozfiles.com/files/1044024/74814752150.pdf
- https://site-1043203.mozfiles.com/files/1043203/76868362479.pdf
- https://site-1041289.mozfiles.com/files/1041289/50409901065.pdf
- https://uploads.strikinglycdn.com/files/1e7a98b4-8ce3-46ab-ad80-9336b537d20e/69649356596.pdf
- https://uploads.strikinglycdn.com/files/d0a0e002-2c20-43aa-b0cc-4499eecf51e5/tajopuv.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
- gettraff.ru
- cdn.shopify.com
- site-1036640.mozfiles.com
- site-1039693.mozfiles.com
- uploads.strikinglycdn.com
- site-1039902.mozfiles.com
- site-1044024.mozfiles.com
- site-1043203.mozfiles.com
- site-1041289.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.192
- 20.247.184.197
- 52.110.12.25
- 4.230.171.124
- 52.178.17.234
- 135.233.95.135
- 74.178.240.61
- 52.123.129.14
- 40.103.64.242
- 4.207.44.71
- 52.123.252.213
- 72.145.35.99
- 203.26.79.13
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report