MALICIOUS — 9ff9b8_35ebfe61f57c44908366c4881f41e022.pdf
MALICIOUS — 9ff9b8_35ebfe61f57c44908366c4881f41e022.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
e9bc81603cf3cc4dd6b14b57bafb20c448912d3a0a2a74b1f331b6b8334499e1 - SHA-1:
735501ede5cf4f50d0ec82d7d77e99def72adc3f - MD5:
ac5194d6254a9347c0c93601e08378a6 - ssdeep:
1536:2GFZnfVmM//x9afr8We0kPk2u7+k3va8bWGYrgmF:PFZNmM//x9aDzebK7+k3pWGYrP - TLSH:
T1CE34BFF750D7FD8CBA8B970799A60498A509D78D6233967014C8BB6CC8BC2FD6F10921 - Submitted as: 9ff9b8_35ebfe61f57c44908366c4881f41e022.pdf
- File type: pdf · Size: 57406 bytes
- Verdict: malicious (92/100)
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 92/100 is the fusion of 8 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule
HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85 - Contacted 11 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://ttraff.club/wix?keyword=a+very+big+branch+answer+key+icivics, http://files.musicatozpodcast.com/uploads/1/3/1/4/131408204/69105cd6cad4a.pdf, http://files.mygurlfriendscloset.com/uploads/1/3/2/6/132695915/vinukiza.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)
1082 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- to-do.office.com
- staging.to-do.officeppe.com
- m365.cloud.microsoft
- res.public.onecdn.static.microsoft
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.club/wix?keyword=a+very+big+branch+answer+key+icivics
- http://files.musicatozpodcast.com/uploads/1/3/1/4/131408204/69105cd6cad4a.pdf
- http://files.mygurlfriendscloset.com/uploads/1/3/2/6/132695915/vinukiza.pdf
- http://pajepa.awwe-some.com/uploads/1/3/1/6/131637372/631441.pdf
- http://files.spamitzvah.com/uploads/1/3/1/3/131384789/2268709.pdf
- http://jepafu.saddlebrookstables.com/uploads/1/3/1/0/131070806/6592468.pdf
- http://files.333-godsendtimesosministry.org/uploads/1/3/1/6/131636889/mimug-nipubavapoluzi-fotopakidu.pdf
- http://fiwinet.savinggracemobilevet.com/uploads/1/3/0/7/130775961/xibetutuveve.pdf
- https://cdn.shopify.com/s/files/1/0433/9790/6589/files/bivotoximafojogemazal.pdf
- https://cdn.shopify.com/s/files/1/0429/8083/5482/files/clinical_hematology_atlas_5th_edition_download.pdf
- https://cdn.shopify.com/s/files/1/0439/4326/4411/files/whatsapp_plus_new_version_7._81.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/31995481059.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
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
Embedded domains
- ttraff.club
- files.musicatozpodcast.com
- files.mygurlfriendscloset.com
- pajepa.awwe-some.com
- files.spamitzvah.com
- jepafu.saddlebrookstables.com
- files.333-godsendtimesosministry.org
- fiwinet.savinggracemobilevet.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
- res.public.onecdn.static.microsoft
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 52.110.12.32
- 52.110.12.8
- 4.230.171.124
- 172.215.188.232
- 52.253.84.76
- 74.178.240.51
- 74.179.77.204
- 40.99.134.2
- 20.42.65.93
- 92.223.78.30
- 72.154.7.96
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report