SUSPICIOUS — normal_5f88feb830f08.pdf
SUSPICIOUS — normal_5f88feb830f08.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
5862dfeba08035f4cc6ed91e42944c4fc4ce305bda59d2ca88457cdf1fa32637 - SHA-1:
36f1fd163a77041c999d2c93b601047d5e967eab - MD5:
3c2bbe527dc699fef74213c488b3e78d - ssdeep:
6144:pnOTZAwSFraeArruKlVt7vNzl3JPEUImwm19p2ezIxQKhaj:NOTZjlrj3JPemr9GHG - TLSH:
T1CC4412F7685BED8820C79B13ADF1543910818B89B1329B281A9C7B7CD8BCBBD5D50391 - Submitted as: normal_5f88feb830f08.pdf
- File type: pdf · Size: 248185 bytes
- Verdict: suspicious (64/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=gate+2020+chemical+engineering+syllabus+pdf, https://cdn-cms.f-static.net/uploads/4368770/normal_5f88f7b835f51.pdf, https://cdn-cms.f-static.net/uploads/4369158/normal_5f889f5c45fa0.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 (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9943 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
- 250.255.255.239.in-addr.arpa
- 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
- 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\sumatrapdfcache\827ae0f5478a974ebe003b105e7ff09f.png -
87a5b5cdeac159c81ab5391526c652abaf7684c8ceb1b289c3e77174d45c1e50 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
6533ab562fea768fd464b8f154f432f53aec671df2a097fb39c63e581d11e306 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=gate+2020+chemical+engineering+syllabus+pdf
- https://cdn-cms.f-static.net/uploads/4368770/normal_5f88f7b835f51.pdf
- https://cdn-cms.f-static.net/uploads/4369158/normal_5f889f5c45fa0.pdf
- https://cdn-cms.f-static.net/uploads/4365607/normal_5f871c04c3c09.pdf
- https://site-1042286.mozfiles.com/files/1042286/lipavipeluluf.pdf
- https://site-1042018.mozfiles.com/files/1042018/xisobo.pdf
- https://cdn-cms.f-static.net/uploads/4366354/normal_5f883a10c88f2.pdf
- https://cdn-cms.f-static.net/uploads/4366018/normal_5f87038d8c4d4.pdf
- https://cdn-cms.f-static.net/uploads/4367923/normal_5f88f7842fbe1.pdf
- https://cdn.shopify.com/s/files/1/0462/7480/5922/files/zoroxaguxozeputada.pdf
- https://cdn.shopify.com/s/files/1/0493/0637/0207/files/casio_g_shock_manual_3229.pdf
- https://cdn.shopify.com/s/files/1/0266/8177/0155/files/shapes_of_molecules_table_aqa.pdf
- https://cdn.shopify.com/s/files/1/0482/6988/5601/files/past_progressive_examples_spanish.pdf
- https://cdn.shopify.com/s/files/1/0437/8319/2738/files/kavekolatuzasoxajazodo.pdf
- https://cdn.shopify.com/s/files/1/0492/4286/5820/files/neil_postman_the_disappearance_of_childhood_quotes.pdf
- https://cdn.shopify.com/s/files/1/0430/8215/4135/files/nature_fresh_bags_canada.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
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- site-1042286.mozfiles.com
- site-1042018.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.52.64.201
- 52.110.12.52
- 52.110.12.11
- 52.250.34.200
- 4.230.171.124
- 74.178.232.29
- 72.154.7.101
- 203.26.79.13
- 74.178.240.51
- 135.232.92.137
- 52.123.128.14
- 4.207.44.68
- 135.234.160.246
- 52.123.252.238
- 172.217.25.195
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report