SUSPICIOUS — 57898804120.pdf
SUSPICIOUS — 57898804120.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
fb72346a39253bbe823179847e5e41d92c33a625ad4641a6df99d38259561975 - SHA-1:
cd5180f8b4a7037c5bc6a7ecec04ef99c95fa1ae - MD5:
3dfeafb1ae2890437005bf9c60fd3d34 - ssdeep:
768:cgGzpDyLfhCk1K2EhJ5kh0ZcmrZS3jNPlwkZj8RNysaRDSk:5GFWjhGPZcRPlwejuNysaRDSk - TLSH:
T1CA2F8EF34467FC8C3A47AB03ADE7016A5189D74C6233E7A0489C636DD5BC5ADBE60920 - Submitted as: 57898804120.pdf
- File type: pdf · Size: 35352 bytes
- Verdict: suspicious (64/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.PDF.Agent.gen
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 14 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=present+perfect+simple+and+continuous+exercises+pdf+with+answers, https://cdn.shopify.com/s/files/1/0429/0111/0940/files/65531279581.pdf, https://cdn.shopify.com/s/files/1/0434/2553/0005/files/suferojadez.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 (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9766 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 1.0.240.10.in-addr.arpa
- 255.0.240.10.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
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
4cd2beea2754ad4e7faf1ac8e231b25c6a2df431366c4c2d28881d819544e42b - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\dba9c889886a4634862a13db3beb0fef.png -
834ca32b46354054e6f7f81f63686853d21d19620800e4704172d3a7e7ac11de - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=present+perfect+simple+and+continuous+exercises+pdf+with+answers
- https://cdn.shopify.com/s/files/1/0429/0111/0940/files/65531279581.pdf
- https://cdn.shopify.com/s/files/1/0434/2553/0005/files/suferojadez.pdf
- https://cdn.shopify.com/s/files/1/0476/9919/8118/files/my_mcps_classroom.pdf
- https://cdn.shopify.com/s/files/1/0431/8052/3681/files/hm_marketing_strategy.pdf
- http://bejes.almost-local.com/uploads/1/3/2/3/132302912/f88417633022.pdf
- http://files.nobyting.com/uploads/1/3/1/3/131398507/womuzop-zunanabitavo-mokato.pdf
- https://site-1036977.mozfiles.com/files/1036977/boxivoxaruva.pdf
- https://site-1037176.mozfiles.com/files/1037176/89868610648.pdf
- https://site-1037071.mozfiles.com/files/1037071/zipefosajomimib.pdf
- https://site-1037207.mozfiles.com/files/1037207/wuwigalujaleri.pdf
- https://site-1037125.mozfiles.com/files/1037125/kolovoponirowenusefaruki.pdf
- https://cdn.shopify.com/s/files/1/0431/1361/1421/files/tixukojaja.pdf
- https://cdn.shopify.com/s/files/1/0482/5297/7313/files/87027944956.pdf
- https://cdn.shopify.com/s/files/1/0437/1539/5738/files/download_bleach_season_1_english_dubbed.pdf
- https://cdn.shopify.com/s/files/1/0433/9797/2135/files/capability_statement_sample.pdf
- https://cdn.shopify.com/s/files/1/0428/2476/1507/files/system_analysis_definition_in_information_technology.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/
- http://ns.adobe.com/xap/1.0/rights/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- cctraff.ru
- cdn.shopify.com
- bejes.almost-local.com
- files.nobyting.com
- site-1036977.mozfiles.com
- site-1037176.mozfiles.com
- site-1037071.mozfiles.com
- site-1037207.mozfiles.com
- site-1037125.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.216
- 20.184.175.16
- 162.159.142.9
- 4.230.171.124
- 4.155.90.37
- 92.223.78.30
- 74.178.240.51
- 74.178.76.128
- 52.123.128.14
- 135.234.160.247
- 135.233.95.80
- 203.26.79.13
- 20.42.179.204
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report