MALICIOUS — normal_5f875ec640b75.pdf
MALICIOUS — normal_5f875ec640b75.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:
cc4fb78a2082baa2907f393a7f294e8d306fd511d4f87d75c73f1cc13d97c0cd - SHA-1:
1a1b91fafbe856069ba47aae0b17b24488c262f7 - MD5:
58a9826d7dde30e8207f4e4e24ac349d - ssdeep:
768:0gGzpDjpqbJfIUJyHc+vHfyLWe+HLXWwPyVyWpDCfBu4dJpkK0ZR9gxmHaXWiA0B:BGFXpqNfVJyHcB4nWtZR9gU4WibuzCND - TLSH:
T144338CF340A3ED8D7A4B5B03AEB701ADA449D3896126D7A0548C2B2CC5BCAFD7E10651 - Submitted as: normal_5f875ec640b75.pdf
- File type: pdf · Size: 47639 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/d14cc336-f507-435d-8135-466a1014a203/libefo.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/123?keyword=whatsapp+plus+apkpure+download+2020, https://cdn.shopify.com/s/files/1/0484/3008/8342/files/lonely_island_tour_2020.pdf, https://cdn.shopify.com/s/files/1/0499/9692/3040/files/bailes_en_sinaloa_mexico.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9697 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
- ntp.ubuntu.com
- desktop-hsgcbep
- 250.255.255.239.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
- 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
- 251.0.0.224.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
674613756fa5fc5ebef4b16650f0373d11c1531488f226a08eaccae3922c153c - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\01a00b808e6ddd853f08d243fb7a23eb.png -
68d34a26ef2a66aec69740c43dedb8a5a6f198bad42913cb27c3aae53903f122 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=whatsapp+plus+apkpure+download+2020
- https://cdn.shopify.com/s/files/1/0484/3008/8342/files/lonely_island_tour_2020.pdf
- https://cdn.shopify.com/s/files/1/0499/9692/3040/files/bailes_en_sinaloa_mexico.pdf
- https://cdn.shopify.com/s/files/1/0428/3603/3695/files/66_unblocked_games_1v1_lol.pdf
- https://cdn.shopify.com/s/files/1/0268/8054/0858/files/44421544104.pdf
- https://cdn.shopify.com/s/files/1/0500/1229/1264/files/37457571164.pdf
- https://cdn-cms.f-static.net/uploads/4367300/normal_5f875a23a2e96.pdf
- https://cdn-cms.f-static.net/uploads/4366042/normal_5f8717e9d6088.pdf
- https://cdn-cms.f-static.net/uploads/4365560/normal_5f8742367ae97.pdf
- https://cdn-cms.f-static.net/uploads/4366311/normal_5f875886aa7da.pdf
- https://cdn-cms.f-static.net/uploads/4365549/normal_5f87035bbe8f8.pdf
- https://cdn-cms.f-static.net/uploads/4366017/normal_5f870046bc5f2.pdf
- https://cdn-cms.f-static.net/uploads/4366365/normal_5f871bcebabae.pdf
- https://cdn.shopify.com/s/files/1/0486/4154/0254/files/the_secretary_problem.pdf
- https://cdn.shopify.com/s/files/1/0439/4788/4699/files/new_relationship_energy_brain_chemistry.pdf
- https://cdn.shopify.com/s/files/1/0502/3671/9269/files/dinasovuzovasiwekemepel.pdf
- https://cdn.shopify.com/s/files/1/0497/9130/3829/files/18942176510.pdf
- https://cdn.shopify.com/s/files/1/0493/2275/4207/files/wetujotokilorumatofi.pdf
- https://uploads.strikinglycdn.com/files/4e5afd5b-0ce2-410e-8760-d75b514382ea/43870543604.pdf
- https://uploads.strikinglycdn.com/files/d14cc336-f507-435d-8135-466a1014a203/libefo.pdf
- https://uploads.strikinglycdn.com/files/5521a663-f7f5-427f-9776-d72f4d072d50/59089247747.pdf
- https://uploads.strikinglycdn.com/files/3afee14d-8ed5-4a06-9362-54881c51bbad/20245837777.pdf
- https://cdn-cms.f-static.net/uploads/4365646/normal_5f87365c18899.pdf
- https://cdn-cms.f-static.net/uploads/4366031/normal_5f8736e17e448.pdf
- https://cdn-cms.f-static.net/uploads/4365551/normal_5f87045aa759c.pdf
Embedded domains
- cctraff.ru
- cdn.shopify.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.115
- 4.150.223.109
- 20.42.65.90
- 172.172.255.218
- 4.150.223.101
- 52.110.12.4
- 4.230.171.124
- 4.155.94.154
- 74.178.76.44
- 72.145.35.106
- 74.178.240.51
- 203.26.79.13
- 74.178.240.61
- 52.123.129.14
- 135.233.95.144
- 172.178.240.161
- 52.123.252.231
- 52.168.117.175
- 92.223.78.30
- 48.199.12.1
- 51.11.192.48
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report