SUSPICIOUS — tanenitif.pdf
SUSPICIOUS — tanenitif.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:
dfd4a547826527e25b5fc335f6181e9ec7b8b976d851e25b720105e483aee0e0 - SHA-1:
61f696514ba11f13a70f98af9cd962116e12d338 - MD5:
c4ab1a51688f0276af257cc0b6571920 - ssdeep:
768:mgGzpD/1oJV1JePghlxhi1dQldAFwoaLIdEEu8SRIAaiMxwvK:zGFb1s3TlhrRzLeEugtaiWwvK - TLSH:
T10032BFF3509BED8CAA86AB0369F61089109BD64C6136D36494983F3CD47CAFD7E00D62 - Submitted as: tanenitif.pdf
- File type: pdf · Size: 44150 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 (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=how+to+use+dt830d+digital+multimeter+pdf, http://voxovosik.danielgroupministry.com/uploads/1/3/1/3/131383510/sinovoxuk.pdf, http://files.okbetabeta.org/uploads/1/3/1/4/131437410/3408881.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)
9731 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
- 250.255.255.239.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
- 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
- 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
- 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 -
ceadd015106842b95dd8eab0d0a2a79db945c2c8951ef11d1a19784198237d7b - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\92b1408f985812f84eded57054918980.png -
ff35c8206b12cb3a4498ace86b53ed66c47c3610268dee174b484b3c011a4238 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=how+to+use+dt830d+digital+multimeter+pdf
- http://voxovosik.danielgroupministry.com/uploads/1/3/1/3/131383510/sinovoxuk.pdf
- http://files.okbetabeta.org/uploads/1/3/1/4/131437410/3408881.pdf
- http://files.trinityhouseentertainmentinc.com/uploads/1/3/0/7/130775126/bukepevi.pdf
- http://files.westonsupermaretrainshow.com/uploads/1/3/1/3/131380236/baxoxiragak_gibexolojipu.pdf
- https://site-1043094.mozfiles.com/files/1043094/67342577090.pdf
- https://site-1036692.mozfiles.com/files/1036692/pekule.pdf
- https://site-1039183.mozfiles.com/files/1039183/61730338584.pdf
- https://site-1037860.mozfiles.com/files/1037860/93370168456.pdf
- https://site-1037135.mozfiles.com/files/1037135/pepakisuwu.pdf
- https://uploads.strikinglycdn.com/files/117bafe6-966a-4105-be42-bac1b4c25414/nizedebewamivifa.pdf
- https://uploads.strikinglycdn.com/files/35d68108-69ad-4b68-8f91-4d9074d00ac8/tegaraxofa.pdf
- https://cdn.shopify.com/s/files/1/0483/2998/2115/files/halo_reach_stats_343.pdf
- https://cdn.shopify.com/s/files/1/0435/0921/9492/files/past_tense_of_drive_is_drove.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=1787740069&P2=404&P3=2&P4=hnQUwJpOICliQc1h6ld611SQ3zkR4285KafZjoxI9nfV7aFLBwc0FdO4t1ouX2NN2vLluEsmRNe8asxNUkoyNw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- voxovosik.danielgroupministry.com
- files.okbetabeta.org
- files.trinityhouseentertainmentinc.com
- files.westonsupermaretrainshow.com
- site-1043094.mozfiles.com
- site-1036692.mozfiles.com
- site-1039183.mozfiles.com
- site-1037860.mozfiles.com
- site-1037135.mozfiles.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 52.148.114.188
- 40.84.97.4
- 85.210.193.152
- 4.230.171.124
- 162.159.142.9
- 135.232.92.97
- 135.232.92.137
- 52.123.128.14
- 135.233.45.222
- 74.178.76.44
- 203.26.79.13
- 4.150.223.101
- 172.178.240.162
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report