SUSPICIOUS — 21438205737.pdf
SUSPICIOUS — 21438205737.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:
9a4127563758ac093ce84d8b2e9df83f0ad07ba3002bceebda42d1ea71012391 - SHA-1:
5ac4321e8777de35ed228173757f8e58d7fa1a27 - MD5:
9abdd66859e7d5f865d9e553c9b45e2e - ssdeep:
768:DgGzpDC1bmJMiwxjdB0VuWfwBigqZFPi+mIn20Qf:8GFO3Z20qZFFrn20Qf - TLSH:
T16F328CF3848BEC8C7DCAAB07ACA611641188C38D3133D6A055997B6ED4BC6AC7E15921 - Submitted as: 21438205737.pdf
- File type: pdf · Size: 43268 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://ggtraff.ru/strik?keyword=content+type+application%252Fpdf+java, https://uploads.strikinglycdn.com/files/4266aebc-753d-41fc-82c4-236c2411065d/garetavuru.pdf, https://uploads.strikinglycdn.com/files/a16d8b37-b670-4056-bcf7-54c39589eccb/wovokikokonopaxa.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9711 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
- 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
- desktop-hsgcbep
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
0afe819d6d54fbf56aed628b895e6801dca8061628520e0f61722e6fa3d7d1ab - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\81ae24b3611551082ee9e868a5188378.png -
d2247c022c1fd1e72f583e811fdd90903fd84ca1ffe37956e26ce7bf565aa619 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=content+type+application%252Fpdf+java
- https://uploads.strikinglycdn.com/files/4266aebc-753d-41fc-82c4-236c2411065d/garetavuru.pdf
- https://uploads.strikinglycdn.com/files/a16d8b37-b670-4056-bcf7-54c39589eccb/wovokikokonopaxa.pdf
- https://uploads.strikinglycdn.com/files/2aeb4fca-89a9-4853-8e80-e565e7966d04/turafozuk.pdf
- https://uploads.strikinglycdn.com/files/2d655451-9a91-42a5-a1e6-4ad29a6932b2/ferufakakoket.pdf
- https://uploads.strikinglycdn.com/files/c241ec56-8c18-46f2-b339-290a1d48b67b/55295738046.pdf
- https://cdn.shopify.com/s/files/1/0481/3311/1961/files/mtd_yard_machine_chipper_shredder_owners_manual.pdf
- https://cdn.shopify.com/s/files/1/0481/3570/0643/files/66386591748.pdf
- https://cdn.shopify.com/s/files/1/0434/3437/7377/files/half_day_schedule_john_f_kennedy_high_school.pdf
- https://cdn.shopify.com/s/files/1/0430/9640/8218/files/pikijinodapijiziruvepu.pdf
- https://cdn.shopify.com/s/files/1/0435/5666/7551/files/letter_n_made_out_of_objects.pdf
- https://site-1043910.mozfiles.com/files/1043910/pazerironiwusu.pdf
- https://site-1042181.mozfiles.com/files/1042181/zakumetidixixiv.pdf
- https://site-1039793.mozfiles.com/files/1039793/46349787760.pdf
- http://files.fuzzydude.com/uploads/1/3/2/7/132740285/c5707beabc60b2.pdf
- http://dobep.jamieluoto.com/uploads/1/3/0/8/130874104/daligoxivi-nisuke-fasefuvuxobojew.pdf
- http://files.brewerfirstrobotics.com/uploads/1/3/1/4/131411539/130ce497ed.pdf
- http://files.fialafumeorganics.com/uploads/1/3/2/6/132696465/1361733.pdf
- http://voduko.turtlecreekjc.com/uploads/1/3/1/1/131164250/1f21164.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
- ggtraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- site-1043910.mozfiles.com
- site-1042181.mozfiles.com
- site-1039793.mozfiles.com
- files.fuzzydude.com
- dobep.jamieluoto.com
- files.brewerfirstrobotics.com
- files.fialafumeorganics.com
- voduko.turtlecreekjc.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.247.185.124
- 4.247.188.224
- 4.230.171.124
- 4.247.188.233
- 74.178.240.61
- 74.178.240.51
- 52.123.129.14
- 40.99.134.2
- 20.165.94.46
- 72.145.35.111
- 203.26.79.13
- 4.207.44.69
- 92.223.78.30
- 172.175.111.170
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report