SUSPICIOUS — normal_5f872f4b2ac50.pdf
SUSPICIOUS — normal_5f872f4b2ac50.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:
85373abdfc7312d6afd85955b75926ccc7906811e7524d5374ed44ea410c50df - SHA-1:
d1e438af3a9904e017f7ca57a70559ed138d01eb - MD5:
69ffb238468c19a0936d70a7ce976598 - ssdeep:
768:9gGzpDJpSf0g01SyxjjYPYIMam5Uh/Ob2aYHvnhCRV9AJdkcxPNV0eb:+GFdpSLV1/hWAYcxlV0eb - TLSH:
T1B6329EF394E7DC4C6A8BAB17ACAB0569608DC7CC2226D79018EC3B1DD07C6BC6E10951 - Submitted as: normal_5f872f4b2ac50.pdf
- File type: pdf · Size: 47175 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 20 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=sample+resume+for+freshers+bcom+graduate+pdf, https://cdn-cms.f-static.net/uploads/4366989/normal_5f872a3bd16db.pdf, https://cdn-cms.f-static.net/uploads/4366384/normal_5f8717845d1dc.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9756 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
- c.pki.goog
- 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
- 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
- 252.0.0.224.in-addr.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
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5144da8204d829849ca44d9da4b77e49.png -
529bb91d8ac02c5677742bcec4ff9e2c3860525cc56bcc768271d07f8d7b9d45 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e7468d89ba9ea5dffe269283b31ab6e810d4e6134cd10f9eecd0957339eda5d9 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=sample+resume+for+freshers+bcom+graduate+pdf
- https://cdn-cms.f-static.net/uploads/4366989/normal_5f872a3bd16db.pdf
- https://cdn-cms.f-static.net/uploads/4366384/normal_5f8717845d1dc.pdf
- https://cdn-cms.f-static.net/uploads/4365661/normal_5f871bcf7b541.pdf
- https://cdn-cms.f-static.net/uploads/4366003/normal_5f8729d6d8019.pdf
- https://uploads.strikinglycdn.com/files/c62486bd-0d06-4455-82d6-fa3180cc366b/14858322482.pdf
- https://uploads.strikinglycdn.com/files/68b6940c-74c4-430a-8e32-acaab3cb488d/47478421532.pdf
- https://uploads.strikinglycdn.com/files/173f3d61-d66f-4867-b14e-55668ac5b9b5/jiturawap.pdf
- https://uploads.strikinglycdn.com/files/b412f6b4-4759-4c44-9da7-ac52a863c10d/47885930150.pdf
- https://uploads.strikinglycdn.com/files/6613b90d-1875-49a6-8716-5ed2226cc485/pirelibegiwugazikiwid.pdf
- https://site-1042627.mozfiles.com/files/1042627/pipukibatarow.pdf
- https://site-1040327.mozfiles.com/files/1040327/48385520494.pdf
- https://site-1044518.mozfiles.com/files/1044518/giziwi.pdf
- https://cdn.shopify.com/s/files/1/0461/6444/3299/files/starbound_more_planets_mod.pdf
- https://cdn.shopify.com/s/files/1/0497/4385/5777/files/bitukizekogiwipuduxuweget.pdf
- https://cdn.shopify.com/s/files/1/0482/0457/8973/files/area_code_516_location_california.pdf
- https://cdn.shopify.com/s/files/1/0432/9465/4632/files/all_songs_of_panic_at_the_disco.pdf
- https://cdn.shopify.com/s/files/1/0435/5165/4047/files/sosodedel.pdf
- https://uploads.strikinglycdn.com/files/70e5eab0-9e4b-4b06-b31a-e19b410df8e9/68662466417.pdf
- https://uploads.strikinglycdn.com/files/bc1b271a-6564-48b9-875b-8824a01fbdac/voxowi.pdf
- https://uploads.strikinglycdn.com/files/ba90f4a0-7813-4fb3-97db-5ba5f1cdd8ed/kabeguro.pdf
- https://cdn-cms.f-static.net/uploads/4366336/normal_5f87246f8ad1d.pdf
- https://cdn-cms.f-static.net/uploads/4366309/normal_5f8726366e110.pdf
- https://cdn-cms.f-static.net/uploads/4365601/normal_5f8704dca56dc.pdf
- https://cdn-cms.f-static.net/uploads/4366057/normal_5f871cd82c639.pdf
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- site-1042627.mozfiles.com
- site-1040327.mozfiles.com
- site-1044518.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 162.159.142.9
- 20.165.94.46
- 85.210.196.11
- 52.110.12.48
- 135.233.95.135
- 4.155.93.171
- 4.230.171.124
- 135.233.95.144
- 203.26.79.13
- 20.236.44.162
- 40.104.4.2
- 20.50.73.15
- 52.123.128.14
- 74.178.232.29
- 142.250.207.3
- 92.223.78.30
- 20.42.65.94
- 4.209.250.170
- 20.42.65.90
- 142.251.42.99
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report