SUSPICIOUS — normal_5f910b180327c.pdf
SUSPICIOUS — normal_5f910b180327c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 3 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f5922dec4c55bf56cdb5d9de97a764eabf94ae583919bd29041f1470066b6662 - SHA-1:
2096aae5f12bcd404c7203c55e65afceb2d2e8e3 - MD5:
fb7e294bf1b9dc4d9e424e21253e6589 - ssdeep:
768:vgGzpDQphx726v6Im5/UNL1CBHquMU3GQEA9jbufJugLpP5uss4wXoFuQYE/IuSr:YGFcphVfuMdQEGWQspgL9XogQ//rSr - TLSH:
T133328EF30097ED4C7A8F5B03AEAB005A9549D38D6037AA9059CC376CD47CAED6F40A61 - Submitted as: normal_5f910b180327c.pdf
- File type: pdf · Size: 44670 bytes
- Verdict: suspicious (68/100)
Detections (3 of 50 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 suspicious score of 68/100 is the fusion of 6 weighted signals:
- Contacted 13 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.me/123?keyword=cashew+apple+juice+pdf, https://cdn.shopify.com/s/files/1/0430/8054/8505/files/67783240174.pdf, https://cdn.shopify.com/s/files/1/0504/4410/7950/files/96996548940.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9663 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- to-do.office.com
- 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
- desktop-hsgcbep
- 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._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- desktop-hsgcbep(3)._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5ecae1ea618550d0c84ad461830ee4e221e7104434f8d085ea1739d6d60a7ed6 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\49c39da04c526d80c22b99e99e2a9c36.png -
d6fe0e755f960ad30aea71b447fcacacdddd1f11735cd4431dce6196d86c469e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.me/123?keyword=cashew+apple+juice+pdf
- https://cdn.shopify.com/s/files/1/0430/8054/8505/files/67783240174.pdf
- https://cdn.shopify.com/s/files/1/0504/4410/7950/files/96996548940.pdf
- https://cdn.shopify.com/s/files/1/0504/4410/7950/files/dental_instruments_guide_for_assistants.pdf
- https://cdn.shopify.com/s/files/1/0431/2711/1841/files/dowekavuwekabesofikik.pdf
- https://cdn.shopify.com/s/files/1/0436/3865/3086/files/lucy_daughter_of_the_devil.pdf
- https://cdn-cms.f-static.net/uploads/4367271/normal_5f89ea1ac063d.pdf
- https://cdn-cms.f-static.net/uploads/4374181/normal_5f8f95a5ea70c.pdf
- https://cdn-cms.f-static.net/uploads/4365653/normal_5f8b81ddee654.pdf
- https://s3.amazonaws.com/zirojopemup/how_to_become_a_forex_trader.pdf
- https://s3.amazonaws.com/felasorarabipis/44627807749.pdf
- https://s3.amazonaws.com/kavitokolezub/wetumad.pdf
- https://s3.amazonaws.com/xanebavifamopez/income_tax_amendments_for_ay_2019_20_icai.pdf
- https://s3.amazonaws.com/wonoti/ccna_security_espaol.pdf
- https://s3.amazonaws.com/tesodagiwor/ace_banking_and_static_awareness_book_free_download.pdf
- https://uploads.strikinglycdn.com/files/d0b92066-ce5d-44ce-9a19-c5d7b6173759/mcgraw_hill_language_arts_grade_4.pdf
- https://uploads.strikinglycdn.com/files/6acbcd22-7415-4241-bacf-21f0b42547b6/36001037702.pdf
- https://uploads.strikinglycdn.com/files/2b1c001c-4fe8-49c2-9c64-4cbeea5ea6a8/22794131259.pdf
- https://uploads.strikinglycdn.com/files/5cf13626-bfc6-43c9-bb84-ca81797a5c35/31637936256.pdf
- https://uploads.strikinglycdn.com/files/514dacb8-645a-40cb-8f77-694382b3e5f3/essential_communication_ronald_adler.pdf
- https://cdn-cms.f-static.net/uploads/4384836/normal_5f8f48b651486.pdf
- https://cdn-cms.f-static.net/uploads/4387230/normal_5f8f9a9ae06d7.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
- ttraff.me
- cdn.shopify.com
- cdn-cms.f-static.net
- s3.amazonaws.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.232.92.137
- 4.150.223.101
- 172.178.240.161
- 74.179.77.204
- 74.179.77.164
- 20.231.239.246
- 52.110.12.44
- 40.84.97.4
- 72.154.7.100
- 203.26.79.13
- 142.250.195.99
- 52.123.252.198
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report