MALICIOUS — normal_5f872dc3c4927.pdf
MALICIOUS — normal_5f872dc3c4927.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
9a1b64a46c1e9a7c9dc750226f044762aa6dde67e65cbb5f464d0688e2e70c72 - SHA-1:
d8f721f3134e02217f52e58cc443a5afb764f0b9 - MD5:
e26e82c05cd925ee895eb1b6d2ded0d4 - ssdeep:
768:4gGzpDWp1RvQRRDPgdqyPKP2Ke6v2Ud/mrOSs+MaspNtC80U5RE:VGFqp/ERDzSs+JsjtH0U5RE - TLSH:
T180328DF340A3EC8C764EAF176EA71169604AD6886037D791054C3B3CD4ACAFE7E40A61 - Submitted as: normal_5f872dc3c4927.pdf
- File type: pdf · Size: 44373 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4366381/normal_5f871387c017d.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=hamilton+beach+mess+free+waffle+maker+instructions, https://cdn.shopify.com/s/files/1/0433/8050/6773/files/sorel_caribou_boots.pdf, https://cdn.shopify.com/s/files/1/0496/7566/5565/files/29854230375.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9777 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- 250.255.255.239.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\sumatrapdfcache\ce4bacac31428ad6a13355ca7f9ea0b0.png -
59a30ce4ba6534e3f3704bc9e58233184910b29d4de1ce282af1fd65c3490d47 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a206db7bf42a0b5277520cfc6aca9ca6d3844ed25410a15171c207a6a36666c6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=hamilton+beach+mess+free+waffle+maker+instructions
- https://cdn.shopify.com/s/files/1/0433/8050/6773/files/sorel_caribou_boots.pdf
- https://cdn.shopify.com/s/files/1/0496/7566/5565/files/29854230375.pdf
- https://cdn.shopify.com/s/files/1/0430/5901/9933/files/walking_dead_season_one_apk_data.pdf
- https://cdn.shopify.com/s/files/1/0458/6438/6713/files/red_earth_game_characters.pdf
- https://cdn.shopify.com/s/files/1/0484/7930/5890/files/barbie_of_swan_lake_trailer.pdf
- https://cdn.shopify.com/s/files/1/0440/7610/5893/files/how_to_apa_reference_aasw_code_of_ethics.pdf
- https://cdn.shopify.com/s/files/1/0439/2891/2040/files/castlevania_season_3_characters_list.pdf
- https://cdn.shopify.com/s/files/1/0484/5466/4342/files/51466399784.pdf
- https://site-1039131.mozfiles.com/files/1039131/27576065453.pdf
- https://site-1037106.mozfiles.com/files/1037106/vavalijowusi.pdf
- https://cdn-cms.f-static.net/uploads/4365656/normal_5f870158ef3ac.pdf
- https://cdn-cms.f-static.net/uploads/4366381/normal_5f871387c017d.pdf
- https://uploads.strikinglycdn.com/files/fe872a28-c73c-4c7c-98e0-cbdc45fee737/74219766232.pdf
- https://uploads.strikinglycdn.com/files/a6d820d8-7f84-413d-8c89-5932750b1db5/fapadoxidamupos.pdf
- https://uploads.strikinglycdn.com/files/e39164bf-dfec-4cda-9c6d-14bf3ba0bbfd/kosorexuwitemonuk.pdf
- https://uploads.strikinglycdn.com/files/2d7f6662-f604-450b-bdae-86f9e8b4e782/suxaf.pdf
- https://uploads.strikinglycdn.com/files/688000e9-fd41-4383-aa4b-bfa6fce5385f/fesivopigupixitifeliwi.pdf
- https://cdn-cms.f-static.net/uploads/4366362/normal_5f8728fe9b08c.pdf
- https://cdn-cms.f-static.net/uploads/4366032/normal_5f870be0ee6a4.pdf
- https://cdn-cms.f-static.net/uploads/4365661/normal_5f87133fb58b2.pdf
- https://cdn-cms.f-static.net/uploads/4365541/normal_5f870f0d6b3d8.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
- cctraff.ru
- cdn.shopify.com
- site-1039131.mozfiles.com
- site-1037106.mozfiles.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.232.92.34
- 4.150.223.114
- 52.123.252.248
- 40.84.97.4
- 52.110.12.2
- 4.230.171.124
- 135.232.92.97
- 20.165.94.63
- 74.179.77.204
- 52.123.128.14
- 40.99.133.226
- 172.178.240.162
- 72.153.5.63
- 203.26.79.13
- 40.79.150.121
- 57.155.101.212
- 92.223.78.30
- 142.250.195.131
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report