MALICIOUS — normal_5f8aa1b5416a9.pdf
MALICIOUS — normal_5f8aa1b5416a9.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:
ac82d02cca5c7ba19265373a80d7b4b69d092b3b91a5d84b684a3244c3b64198 - SHA-1:
a7345988559b21967e68795674e5ba1ec1fdb88e - MD5:
f4e5b8ccb4cd4a04773559a758ff050a - ssdeep:
768:SgGzpDGpWMn6rnPVBaQZTqZUdyZZntTa2PUHfjZjpTUWtzjD7atr:PGFSpVnI6UHfjLTUWVj/atr - TLSH:
T10E327DF32093ED4CBA87DF136DDA249DA08DE7485133A7A444882B2CD4BC77D6E51A60 - Submitted as: normal_5f8aa1b5416a9.pdf
- File type: pdf · Size: 44757 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 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4365642/normal_5f870b5e3423d.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.club/123?keyword=fill+in+place+value+chart+worksheet, https://cdn-cms.f-static.net/uploads/4366374/normal_5f87fde7ea13e.pdf, https://cdn-cms.f-static.net/uploads/4372373/normal_5f8a1ae0d4d7e.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 (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9707 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
- 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
- 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
- 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
- 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\SumatraPDF-settings.txt -
6283be32e670140155bd858a97b3c64ed17145f363170d64deac39d95e867cf2 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0eaba5c24227ea09afd901441963b336.png -
11c28118ee842bc94744536cc03fcee19cfb5d08e49c64f681d08ba066529dbb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.club/123?keyword=fill+in+place+value+chart+worksheet
- https://cdn-cms.f-static.net/uploads/4366374/normal_5f87fde7ea13e.pdf
- https://cdn-cms.f-static.net/uploads/4372373/normal_5f8a1ae0d4d7e.pdf
- https://cdn-cms.f-static.net/uploads/4369657/normal_5f88176b0a96a.pdf
- https://cdn-cms.f-static.net/uploads/4365642/normal_5f870b5e3423d.pdf
- https://cdn-cms.f-static.net/uploads/4376087/normal_5f8a636eac8ee.pdf
- https://uploads.strikinglycdn.com/files/a1888ee7-eed3-4173-8a18-0cdb828067da/26068484028.pdf
- https://uploads.strikinglycdn.com/files/57b0e763-297b-4214-8f3b-a3858502c79d/zomoxorokus.pdf
- https://uploads.strikinglycdn.com/files/ccbd64d7-5da8-4286-9ba0-0ee507e1f52b/womej.pdf
- https://uploads.strikinglycdn.com/files/5162344b-a57f-409b-b6f5-50bff0785f68/82073554771.pdf
- https://cdn.shopify.com/s/files/1/0436/2865/8848/files/3494173877.pdf
- https://cdn.shopify.com/s/files/1/0431/7433/0517/files/iphone_model_a1549_battery.pdf
- https://cdn.shopify.com/s/files/1/0431/5014/7745/files/sijanizedojodulizosu.pdf
- https://uploads.strikinglycdn.com/files/61dde37a-905d-4e53-92e8-97f71cb221fd/91703134153.pdf
- https://uploads.strikinglycdn.com/files/604f2891-832e-4b78-80a3-51b09f97742b/72338244647.pdf
- https://uploads.strikinglycdn.com/files/96872cbc-a4de-4574-b9f8-88487b6ba001/12865919483.pdf
- https://cdn-cms.f-static.net/uploads/4371790/normal_5f89844ed9bd3.pdf
- https://cdn-cms.f-static.net/uploads/4367294/normal_5f8a58c25642c.pdf
- https://cdn-cms.f-static.net/uploads/4366399/normal_5f87154093c09.pdf
- https://cdn-cms.f-static.net/uploads/4367642/normal_5f888fdea7dd8.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/
Embedded domains
- ttraff.club
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.97
- 20.42.65.89
- 20.89.1.9
- 52.110.12.50
- 52.110.12.5
- 4.230.171.124
- 172.215.188.225
- 203.26.79.13
- 74.178.76.128
- 135.232.92.97
- 52.123.129.14
- 135.233.95.135
- 92.223.78.30
- 48.200.63.27
- 4.150.223.96
- 52.168.117.174
- 162.159.36.2
File paths
- O:\H
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report