MALICIOUS — normal_5f9905160e77d.pdf
MALICIOUS — normal_5f9905160e77d.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 2 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
6696efa0166fb83d8fdae49ed4ae9f596083254b6dad708194f93bdadbfee89f - SHA-1:
bff5ebfc0a75b188fca93dacd672a260eb32d3eb - MD5:
246f352807deb7656cb47e86c35a2ec0 - ssdeep:
768:HgGzpDWpqLKOMZGIGVJx6+dGE221Agacexq1FFE3IfzIsKnn0XfxAs4AU:AGFapKIGd6+dGPjOeAFu3E9Kn0XfxAsC - TLSH:
T1A7329DF35097EE8C7A8FAB03A9AB051D618ED38C203696A055D8773CC47CAFD2E14651 - Submitted as: normal_5f9905160e77d.pdf
- File type: pdf · Size: 46334 bytes
- Verdict: malicious (75/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
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 (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/43b5c4ac-8758-4db4-8ccd-0a07db04687f/dulfy_mursaat_token.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.link/123?keyword=hey+there+delilah+song+meaning+lyrics, https://uploads.strikinglycdn.com/files/43b5c4ac-8758-4db4-8ccd-0a07db04687f/dulfy_mursaat_token.pdf, https://uploads.strikinglycdn.com/files/69999977-5a1b-4820-b403-81c8e6abdb41/23704945728.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 (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9819 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
- searchapp.bundleassets.example
- 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
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- ntp.ubuntu.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5cebbcabf8ebf6f927048277fd2ca0b0.png -
0bb74ba5d5bb64fb220ed147e32900299ec188c550e0576c112056dacecf3d5d - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
790af4274515e12de9a3a2ea154f766b3bea89005d46b736151a27e339020978 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.link/123?keyword=hey+there+delilah+song+meaning+lyrics
- https://s3.amazonaws.com/tujeviwakirawu/holland_code.pdf
- https://s3.amazonaws.com/zuxadol/defipeza.pdf
- https://s3.amazonaws.com/bawalidamovidud/numbers_in_english_grammar.pdf
- https://s3.amazonaws.com/zuguvoxoki/danexosoxubutapepefuzo.pdf
- https://uploads.strikinglycdn.com/files/43b5c4ac-8758-4db4-8ccd-0a07db04687f/dulfy_mursaat_token.pdf
- https://uploads.strikinglycdn.com/files/69999977-5a1b-4820-b403-81c8e6abdb41/23704945728.pdf
- https://uploads.strikinglycdn.com/files/b0b2c346-95b5-4334-bd0c-c8adc47ca977/motorola_xt1031_manual.pdf
- https://uploads.strikinglycdn.com/files/611b5314-f8d5-46f1-a7bb-2a5e74119442/sanegatukogudonavu.pdf
- https://uploads.strikinglycdn.com/files/c4eb0bcc-0837-494c-bbba-39db4db4eb4f/jikadatudaseba.pdf
- https://uploads.strikinglycdn.com/files/b5fb8933-b89e-4069-af67-f6909b9951a7/zejife.pdf
- https://uploads.strikinglycdn.com/files/83e289af-01c4-4005-b133-305ee6df4fb8/45698355837.pdf
- https://uploads.strikinglycdn.com/files/d46c096a-befa-431c-87de-dea28946a966/dead_zed_2_hacked_all_weapons_unlocked.pdf
- https://cdn.shopify.com/s/files/1/0435/6567/8755/files/leed_ap_bdc_study_guide_free.pdf
- https://cdn.shopify.com/s/files/1/0432/1984/5278/files/thunder_ridge_campground_fire_restrictions.pdf
- https://cdn.shopify.com/s/files/1/0501/8547/0136/files/v_d_mahajan_jurisprudence_download.pdf
- https://cdn.shopify.com/s/files/1/0500/1622/3401/files/in_situ_ex_situ_conservation.pdf
- https://uploads.strikinglycdn.com/files/5e4af007-8990-4195-8254-c133cdb82559/yorba_linda_fit_body_boot_camp_class_schedule.pdf
- https://uploads.strikinglycdn.com/files/83d7c368-d6ff-4563-bc1b-23732843624a/do_d3_athletes_sign_a_letter_of_intent.pdf
- https://uploads.strikinglycdn.com/files/1c47f0f2-c079-4eb5-aafd-7f6a4a588f09/96382991492.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/
Embedded domains
- ttraff.link
- s3.amazonaws.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.63
- 52.182.143.212
- 135.233.95.80
- 52.182.141.63
- 172.172.255.216
- 4.150.223.109
- 52.123.252.246
- 52.110.12.16
- 57.155.101.212
- 4.230.171.124
- 4.144.132.223
- 20.165.94.46
- 74.179.77.204
- 20.236.44.162
- 52.123.129.14
- 52.123.252.224
- 203.26.79.13
- 4.150.223.108
- 92.223.78.30
- 162.159.36.2
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report