SUSPICIOUS — normal_5f890ad32a414.pdf
SUSPICIOUS — normal_5f890ad32a414.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:
4271a9132edb0d947fd1c29d80aada3d6f55213919bf733b53db11dd570a236a - SHA-1:
db35df8de0715877b397d9b01a1dc707469db66a - MD5:
8023b138fbceb753e66b825cbda1e0e1 - ssdeep:
1536:bGF+p4mlgqBE470zShnuPgxt8ymXzWAYKtaZV/ix:6F+prgyE4gzXU8ykX/B - TLSH:
T193349FF310A7DC8CBBC76F036AEB1169645A978D61329B909088776CD57C3ED2F10A60 - Submitted as: normal_5f890ad32a414.pdf
- File type: pdf · Size: 55932 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 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=keytool+export+certificate+android, https://cdn.shopify.com/s/files/1/0498/0732/7389/files/15154598630.pdf, https://cdn.shopify.com/s/files/1/0481/5178/9717/files/9930295075.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9781 behavior events · 1 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
- desktop-hsgcbep
- 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
- 250.255.255.239.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- desktop-hsgcbep._dosvc._tcp.local
- 251.0.0.224.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f3968492c4347465aceecd20e19d4f7672d8bddc4a28eeebbb3a3da74c3937c3 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\645ade30fa50a42feb7ee5b3de2b890c.png -
6b81487e19f467eac577be6d8ba18bb980a61f81352f774d182fc3f532c4499f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=keytool+export+certificate+android
- https://cdn.shopify.com/s/files/1/0498/0732/7389/files/15154598630.pdf
- https://cdn.shopify.com/s/files/1/0481/5178/9717/files/9930295075.pdf
- https://cdn.shopify.com/s/files/1/0497/2783/2221/files/pinelab.pdf
- https://cdn.shopify.com/s/files/1/0433/0743/4142/files/xamejidakivogafuwama.pdf
- https://cdn.shopify.com/s/files/1/0483/4417/0647/files/finding_inverse_functions_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0502/2407/0814/files/army_reserve_retirement_information_guide.pdf
- https://uploads.strikinglycdn.com/files/ef0b491d-3cad-442f-a596-5f2d7e0c08b0/korolalugisep.pdf
- https://uploads.strikinglycdn.com/files/5660a702-d9c7-435d-bd38-b5b6487ef652/zagejixidarufilalonivupa.pdf
- https://uploads.strikinglycdn.com/files/eb7652d5-a299-406f-9d62-05a77c829a26/72535946521.pdf
- https://uploads.strikinglycdn.com/files/797cef75-b213-46db-ab3d-772676af7394/14712525690.pdf
- https://uploads.strikinglycdn.com/files/c9607a95-dedf-4913-ab30-5f89c08e9c20/23624991159.pdf
- https://uploads.strikinglycdn.com/files/9ece9485-a254-48e8-a3c6-e8f8860d88e0/33494705722.pdf
- https://uploads.strikinglycdn.com/files/f263fa91-fcb3-4d2e-a431-1caec6b731b2/nusoregetujewulaj.pdf
- https://uploads.strikinglycdn.com/files/84c41282-52c5-405c-aaac-764620c1e44d/nipudesipopitirale.pdf
- https://noxepelobisuse.weebly.com/uploads/1/3/1/8/131871648/wikemagebagimamaruki.pdf
- https://lupolaluxu.weebly.com/uploads/1/3/2/6/132681144/suzajukifuf.pdf
- https://jiwepurojal.weebly.com/uploads/1/3/0/7/130775762/1766028.pdf
- https://xuwuperozaposa.weebly.com/uploads/1/3/2/3/132303395/5b0e26b9.pdf
- https://site-1039342.mozfiles.com/files/1039342/gorisetuk.pdf
- https://site-1037276.mozfiles.com/files/1037276/56093042372.pdf
- https://site-1043842.mozfiles.com/files/1043842/45230064225.pdf
- https://site-1041090.mozfiles.com/files/1041090/50034283637.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- gettraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- noxepelobisuse.weebly.com
- lupolaluxu.weebly.com
- jiwepurojal.weebly.com
- xuwuperozaposa.weebly.com
- site-1039342.mozfiles.com
- site-1037276.mozfiles.com
- site-1043842.mozfiles.com
- site-1041090.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 13.69.116.105
- 52.123.252.227
- 74.178.76.44
- 52.110.12.31
- 172.215.188.232
- 4.230.171.124
- 72.153.5.139
- 4.144.132.114
- 203.26.79.13
- 74.178.76.128
- 74.178.76.54
- 135.233.95.144
- 40.99.133.210
- 52.123.252.226
- 52.123.128.14
- 48.199.12.1
- 51.116.246.105
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report