SUSPICIOUS — normal_5f88eda91931f.pdf
SUSPICIOUS — normal_5f88eda91931f.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (56/100). 2 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
409ee65828e59b2977a278ad176c3029f8865a5c4bb62536c1b5f1643e5d0472 - SHA-1:
0b9591d00ba430562b21f708230675435f289f47 - MD5:
9d6e3f9032df03ad51476c7f8be6c6dc - ssdeep:
3072:dFfpc1d+JeEuu0tt5CaM1Z1a/dvcHsWw5La9cxO7QK:jxcLkeru0xCfT2GgRxML - TLSH:
T13D3EDFF6D057DDBC794B6B13BD6A21BA6C95D34861E39370848863DBB1382AE3B10470 - Submitted as: normal_5f88eda91931f.pdf
- File type: pdf · Size: 136078 bytes
- Verdict: suspicious (56/100)
Detections (2 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 56/100 is the fusion of 6 weighted signals:
- Embedded network infrastructure: https://gettraff.ru/123?keyword=manual+de+procedimientos+contables+contraloria, https://cdn.shopify.com/s/files/1/0440/1207/7206/files/whirlpool_quiet_partner_iii_filter_cleaning.pdf, https://cdn.shopify.com/s/files/1/0481/5064/2841/files/peavey_ampkit_link_ii_manual.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 - Contacted 10 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
10467 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- inference.location.live.net
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- ntp.ubuntu.com
- 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
- 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
- desktop-hsgcbep
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3861c4808a107cae96a9cd8e7f2a8ea7.png -
b1a3ec51c39e49a6826250492e0d236369eeb65edc55723ba64cf61b9ea1caea - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a5eaf87131b7cd3468186a0c4bdd3bc4e631300920cbabbd0ac496716ea032f0 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=manual+de+procedimientos+contables+contraloria
- https://cdn.shopify.com/s/files/1/0440/1207/7206/files/whirlpool_quiet_partner_iii_filter_cleaning.pdf
- https://cdn.shopify.com/s/files/1/0481/5064/2841/files/peavey_ampkit_link_ii_manual.pdf
- https://cdn.shopify.com/s/files/1/0266/9261/6388/files/8432340021.pdf
- https://cdn.shopify.com/s/files/1/0482/9636/2139/files/dr_saleh_as_saleh_website.pdf
- https://cdn.shopify.com/s/files/1/0438/9529/2059/files/miss_america_nurse_speech.pdf
- https://uploads.strikinglycdn.com/files/9fa52373-1a8b-4c1d-8d10-2ef09e35d692/pivopegidejib.pdf
- https://uploads.strikinglycdn.com/files/98d36a07-1a22-4426-a5e1-e7fde98ac92c/28453994.pdf
- https://uploads.strikinglycdn.com/files/60b546d8-923a-4d97-a14e-8d12d6bc35f6/98314229432.pdf
- https://uploads.strikinglycdn.com/files/c6c93f18-dfb9-4215-bb46-67cb5ce72cfc/gazorux.pdf
- https://uploads.strikinglycdn.com/files/04f3d99f-28b2-48c5-9824-1dfd8199d8a6/81371708979.pdf
- https://cdn-cms.f-static.net/uploads/4366325/normal_5f870fafab94a.pdf
- https://cdn-cms.f-static.net/uploads/4366308/normal_5f871603d4f63.pdf
- https://cdn-cms.f-static.net/uploads/4368226/normal_5f87a07465aea.pdf
- https://site-1042629.mozfiles.com/files/1042629/96445845748.pdf
- https://site-1044151.mozfiles.com/files/1044151/36067429447.pdf
- https://site-1048575.mozfiles.com/files/1048575/29385455819.pdf
- https://site-1040383.mozfiles.com/files/1040383/48089032286.pdf
- https://site-1036972.mozfiles.com/files/1036972/56164604239.pdf
- https://site-1040981.mozfiles.com/files/1040981/xewatinep.pdf
- https://site-1039538.mozfiles.com/files/1039538/jutejatiwibi.pdf
- https://site-1048248.mozfiles.com/files/1048248/54740808763.pdf
- https://site-1036803.mozfiles.com/files/1036803/19111925572.pdf
- https://cdn.shopify.com/s/files/1/0497/9766/0835/files/57508951683.pdf
- https://cdn.shopify.com/s/files/1/0484/3044/8794/files/solving_recurrence_relations_calculator.pdf
Embedded domains
- gettraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- site-1042629.mozfiles.com
- site-1044151.mozfiles.com
- site-1048575.mozfiles.com
- site-1040383.mozfiles.com
- site-1036972.mozfiles.com
- site-1040981.mozfiles.com
- site-1039538.mozfiles.com
- site-1048248.mozfiles.com
- site-1036803.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.182.143.212
- 52.110.12.38
- 135.233.95.80
- 4.144.132.223
- 74.178.240.51
- 52.123.128.14
- 20.42.73.28
- 162.159.36.2
- 203.26.79.13
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report