MALICIOUS — 726357677.pdf
MALICIOUS — 726357677.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
c6c79d714f8c100ea189b5703624c315e5c9a728325a92b23b7edfc29e6c688f - SHA-1:
ca0b0d7dc3562939828d82c6ca259e7e6e9dd304 - MD5:
424865afaf1f00733ab56f371b708c06 - ssdeep:
768:igGzpD0PiTfHLdssCagqmtNXi2QSQ2QIjrTRqGFQpcr52x1Co:/GFYY6sCHNPQSQbIjrTR1FQpdx1Co - TLSH:
T130328DF30097DC4C7B5E9F476EA705A8604AC788A1369760558C373CC4BCAFD6E10A61 - Submitted as: 726357677.pdf
- File type: pdf · Size: 44524 bytes
- Verdict: malicious (84/100)
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 malicious score of 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/14472313-5cbe-4c96-ad91-18e968c565e1/wigogozafip.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 14 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=4mat+learning+styles+pdf, https://uploads.strikinglycdn.com/files/64f67afb-0329-4c28-a304-021fe56c59bf/lesomadusemij.pdf, https://uploads.strikinglycdn.com/files/aa83a6d8-a934-42f7-beb8-7b5b37af04c8/12161823328.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 (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9830 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
- 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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.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 -
607c63423abaa2059d514f2ac8050484da6e43b03e82caa919787a99c799355c - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b0b06688d30735f991674d1ae3b98bbd.png -
27444fab9185aeadc3aaf9c45b2c48d6ad53a5ee4a80b74e677cbbbd3742af7a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=4mat+learning+styles+pdf
- https://uploads.strikinglycdn.com/files/64f67afb-0329-4c28-a304-021fe56c59bf/lesomadusemij.pdf
- https://uploads.strikinglycdn.com/files/aa83a6d8-a934-42f7-beb8-7b5b37af04c8/12161823328.pdf
- https://uploads.strikinglycdn.com/files/49074687-4e02-4061-843b-36747c77b492/18895537240.pdf
- https://uploads.strikinglycdn.com/files/14472313-5cbe-4c96-ad91-18e968c565e1/wigogozafip.pdf
- https://uploads.strikinglycdn.com/files/a8e2a028-beef-4d35-b16a-3a703e2e7050/72976100848.pdf
- http://files.myclassicradio.net/uploads/1/3/0/9/130969300/miruwotugenu.pdf
- http://jedazo.hannahhicksart.com/uploads/1/3/1/8/131871980/fumamik_fimixemisozif.pdf
- http://files.theprairiegems.com/uploads/1/3/1/4/131453436/tenasakafamegaxoma.pdf
- http://xopuxenip.ultimatesfastpitch.com/uploads/1/3/1/4/131453005/7659905.pdf
- http://files.elegantmind.org/uploads/1/3/1/1/131164476/pitukazupakuf-vabevat-zumiriwef.pdf
- https://site-1036835.mozfiles.com/files/1036835/82829829732.pdf
- https://site-1036839.mozfiles.com/files/1036839/52934087212.pdf
- http://bolegemi.thegoldshopofmartinez.com/uploads/1/3/1/4/131408103/b64192969.pdf
- http://forawiwe.drforcum.com/uploads/1/3/1/4/131438847/8851b.pdf
- http://tubova.train4safety.net/uploads/1/3/0/8/130814328/f063cde.pdf
- http://xobokob.tdsmithwriter.com/uploads/1/3/2/8/132814476/nagavoza.pdf
- http://tarum.pantherselitenetball.com/uploads/1/3/1/8/131871674/kabasivirulowipuvu.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
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- files.myclassicradio.net
- jedazo.hannahhicksart.com
- files.theprairiegems.com
- xopuxenip.ultimatesfastpitch.com
- files.elegantmind.org
- site-1036835.mozfiles.com
- site-1036839.mozfiles.com
- bolegemi.thegoldshopofmartinez.com
- forawiwe.drforcum.com
- tubova.train4safety.net
- xobokob.tdsmithwriter.com
- tarum.pantherselitenetball.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 13.89.179.12
- 52.110.12.37
- 4.230.171.124
- 4.155.95.248
- 72.154.7.97
- 203.26.79.13
- 20.42.65.93
- 20.76.201.171
- 135.233.95.144
- 52.123.128.14
- 40.99.134.18
- 135.233.45.222
- 52.168.117.169
- 20.184.175.1
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report