MALICIOUS — big_business_during_the_gilded_age.pdf
MALICIOUS — big_business_during_the_gilded_age.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 3 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
48203db22543f8e9d9267c9d3b058bf1ad9799c607515365dc756d4490bdf924 - SHA-1:
a88f5449a35816973a2fb8f323f7c7262aa7c759 - MD5:
8af58e6993775bf9d924f3e2fb1fd1e7 - ssdeep:
768:0gGzpDjp848zU87UiLa8fR+sO6c0/2cfFr8fx/VzaOGMv+JSI8cJpT:BGFvpkn2cJOx/VuOGMvcN8cjT - TLSH:
T19C329DF36097EC8CB5878703BDA701666586C38D6136D7A108CC663CD4BC6BEAF119A1 - Submitted as: big_business_during_the_gilded_age.pdf
- File type: pdf · Size: 45122 bytes
- Verdict: malicious (75/100)
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 75/100 is the fusion of 7 weighted signals:
- Contacted 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/43c4e80d-3e40-460f-a124-d946c1662385/nuluse.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=big+business+during+the+gilded+age, https://munerotilaxamo.weebly.com/uploads/1/3/4/4/134476206/8f08a.pdf, https://kizekusoviwo.weebly.com/uploads/1/3/1/4/131453028/1150995.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9903 behavior events · 1 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
- 250.255.255.239.in-addr.arpa
- 255.255.254.169.in-addr.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
- 251.0.0.224.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
- 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
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3c037c275cfccd3ac65a6e8493a2d7e3.png -
60cc3413cdf645c6ff125371f002e9f8f8ac28c084624b1cdf00b7964b6b762d - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7b84a73c946b42e8a747f67942eeb6075df1f14975c501a0a488cdf7afd8d344 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=big+business+during+the+gilded+age
- https://munerotilaxamo.weebly.com/uploads/1/3/4/4/134476206/8f08a.pdf
- https://kizekusoviwo.weebly.com/uploads/1/3/1/4/131453028/1150995.pdf
- https://gomemetunugup.weebly.com/uploads/1/3/2/7/132712315/5493054.pdf
- https://cdn.shopify.com/s/files/1/0501/5430/7774/files/reminder_app_for_android_project_report.pdf
- https://cdn.shopify.com/s/files/1/0501/5725/6869/files/5793996939.pdf
- https://cdn.shopify.com/s/files/1/0481/3897/7429/files/arizona_state_football_schedule_2019.pdf
- https://babinekisifuve.weebly.com/uploads/1/3/2/6/132696104/5977359.pdf
- https://welavofewefose.weebly.com/uploads/1/3/0/8/130813025/sakoba.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/xududev-ledavodu-jatulivarolaxe-bixebenal.pdf
- https://kakawugob.weebly.com/uploads/1/3/0/9/130969990/4133271.pdf
- https://uploads.strikinglycdn.com/files/43c4e80d-3e40-460f-a124-d946c1662385/nuluse.pdf
- https://uploads.strikinglycdn.com/files/1ab28c4e-6129-4129-8a36-b6958c2490ed/jeperuxajidulon.pdf
- https://uploads.strikinglycdn.com/files/bd875c93-b043-4b36-8ded-36fe6fd8b08f/50197995608.pdf
- https://cdn-cms.f-static.net/uploads/4378149/normal_5f8ba2a70017f.pdf
- https://cdn-cms.f-static.net/uploads/4365575/normal_5f86ff78ba420.pdf
- https://cdn-cms.f-static.net/uploads/4379973/normal_5f8b46c471077.pdf
- https://cdn-cms.f-static.net/uploads/4371267/normal_5f8be4c6eaa21.pdf
- https://cdn-cms.f-static.net/uploads/4388620/normal_5f93e4f8d2f7c.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/godekux.pdf
- https://rivisoni.weebly.com/uploads/1/3/0/7/130739016/bunup.pdf
- https://tibiwurab.weebly.com/uploads/1/3/2/6/132695994/vuzujilelapeper_revesixuna_pekorinasaw.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/
Embedded domains
- gettraff.ru
- munerotilaxamo.weebly.com
- kizekusoviwo.weebly.com
- gomemetunugup.weebly.com
- cdn.shopify.com
- babinekisifuve.weebly.com
- welavofewefose.weebly.com
- jakedekokobara.weebly.com
- kakawugob.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- rivisoni.weebly.com
- tibiwurab.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.103
- 52.182.141.63
- 172.172.255.218
- 52.253.84.76
- 20.165.94.46
- 52.110.12.56
- 4.247.188.233
- 4.230.171.124
- 203.26.79.13
- 4.150.223.115
- 57.154.63.210
- 20.76.201.171
- 40.99.133.242
- 172.66.2.5
- 135.234.160.245
- 92.223.78.30
- 135.232.92.137
- 52.123.129.14
- 20.184.175.9
- 162.159.36.2
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report