SUSPICIOUS — 75667264876.pdf
SUSPICIOUS — 75667264876.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
6850c15b84e87041a3922c5985bef793fe886cbed70490622d8c6636fe3c3251 - SHA-1:
cad23f60d6b4e312e3d475801eceae2fb0023303 - MD5:
0be45301541d537e071a451e7bebc114 - ssdeep:
768:fTgGzpD8ggSMKdXHaFNQhkA4plvw8WtFz15WPD4wRQLC+:UGF4gJQFddTo9nw6C+ - TLSH:
T10B308EF31097ED4C7B8ABB17AEEA00A56145D3886033A3B04998377DC0BC6EC6F45961 - Submitted as: 75667264876.pdf
- File type: pdf · Size: 36227 bytes
- Verdict: suspicious (64/100)
Detections (3 of 53 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 64/100 is the fusion of 5 weighted signals:
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=human+biology+mader+15th+edition+pdf, http://files.geckoo-photography.com/uploads/1/3/1/3/131398184/4fc14f.pdf, http://files.kooweeruprealestate.com/uploads/1/3/1/3/131379394/fd08683051.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)
9630 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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- desktop-hsgcbep
- 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 -
611e232a4733b06d5bb4a7d18e0b83bda7575c998e34d08f673ff2e0e5ea681d - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0b229a89f154ef242b8d958f5fd214c2.png -
da4462e12a7dee4cd689c161769f28a4bdf28224b1206496204deec5bde51bbb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=human+biology+mader+15th+edition+pdf
- http://files.geckoo-photography.com/uploads/1/3/1/3/131398184/4fc14f.pdf
- http://files.kooweeruprealestate.com/uploads/1/3/1/3/131379394/fd08683051.pdf
- http://kezafozij.conveycoach.com/uploads/1/3/0/9/130969904/mifikusax_sepowelezabukur_fegosafovu_kawigeneruw.pdf
- http://files.erinmdesign.com/uploads/1/3/0/7/130776266/0c1418f6fdcd6.pdf
- https://cdn.shopify.com/s/files/1/0486/5916/9448/files/ssi_award_social_security_award_letter_sample.pdf
- https://site-1038495.mozfiles.com/files/1038495/vokomazojofiworuvolit.pdf
- https://site-1039129.mozfiles.com/files/1039129/48699841026.pdf
- https://site-1037268.mozfiles.com/files/1037268/rozinevidaragowon.pdf
- https://site-1036665.mozfiles.com/files/1036665/49639556196.pdf
- https://site-1036743.mozfiles.com/files/1036743/56698800920.pdf
- https://uploads.strikinglycdn.com/files/b59dc68c-97d5-45a6-a4d6-48db26cd2acf/56253292135.pdf
- https://uploads.strikinglycdn.com/files/044b3485-763c-44c4-817f-3bf8792e0f8f/80422150964.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
- 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=1787765884&P2=404&P3=2&P4=nGCEDDJNCne9uddi7MrCptD0fWSc5sKt9B1W2U19kV8Sg85RTLbG2Q1Cqr%2buArVY%2bozoqB8pW8D7AIqY2yt0Kw%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
Embedded domains
- gettraff.ru
- files.geckoo-photography.com
- files.kooweeruprealestate.com
- kezafozij.conveycoach.com
- files.erinmdesign.com
- cdn.shopify.com
- site-1038495.mozfiles.com
- site-1039129.mozfiles.com
- site-1037268.mozfiles.com
- site-1036665.mozfiles.com
- site-1036743.mozfiles.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.117.169
- 57.154.63.210
- 52.123.252.198
- 52.110.12.51
- 57.155.104.224
- 4.230.171.124
- 72.154.7.111
- 203.26.79.13
- 74.179.77.204
- 4.150.223.115
- 40.99.134.2
- 92.223.78.30
- 135.233.45.221
- 172.175.111.170
- 142.250.183.35
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report