SUSPICIOUS — normal_5f88d8cc57b3c.pdf
SUSPICIOUS — normal_5f88d8cc57b3c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
3e59076837e0a8d97a0831875716df0d9f9a5dfa00cc110d29a94779e4e179cb - SHA-1:
d2d3b4edbce475dc4bbb340ad451e3874b9d9aa8 - MD5:
f433abcbb280ea94623e4fe61bd0589c - ssdeep:
768:pgGzpDKpxhihaxMFcsmACIQGLR2kOuTzzrtJCFrGMHWPGa3FEEnVCAz7xaxS:KGFOpxh4c6CIQGLmEn4Az7xaxS - TLSH:
T11B327DF310A7ED4D7A8AAF07AEAA105D618DD74DA133DB900988672CD0BC5FE7E10611 - Submitted as: normal_5f88d8cc57b3c.pdf
- File type: pdf · Size: 45213 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 25 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=nda+1+previous+year+question+paper+pdf, https://cdn-cms.f-static.net/uploads/4373301/normal_5f88ccb859b1f.pdf, https://cdn-cms.f-static.net/uploads/4365646/normal_5f88642439d65.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)
10004 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
- c.pki.goog
- 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
- 252.0.0.224.in-addr.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
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\50ea919da843456a5dd84c211fd6d0e2.png -
b8f1f51dd5c3891d688d660fabaa01cbc22975adf337c42facfb611b5c85c71e - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
24b3ac198fb2effee8372453ef5912a2f6488f4c9cd0ea9e54b1a96f30711fdd - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=nda+1+previous+year+question+paper+pdf
- https://cdn-cms.f-static.net/uploads/4373301/normal_5f88ccb859b1f.pdf
- https://cdn-cms.f-static.net/uploads/4365646/normal_5f88642439d65.pdf
- https://cdn-cms.f-static.net/uploads/4366032/normal_5f875cccb9255.pdf
- https://cdn-cms.f-static.net/uploads/4367289/normal_5f8751714dbc4.pdf
- https://cdn-cms.f-static.net/uploads/4366004/normal_5f88cec20aa62.pdf
- https://cdn.shopify.com/s/files/1/0433/6150/1336/files/medical_prefix_suffix.pdf
- https://cdn.shopify.com/s/files/1/0503/3171/3694/files/74342403387.pdf
- https://cdn.shopify.com/s/files/1/0482/0284/2264/files/bobutukera.pdf
- https://cdn.shopify.com/s/files/1/0435/2072/1055/files/66643399183.pdf
- https://cdn.shopify.com/s/files/1/0498/7440/3480/files/galuk.pdf
- https://cdn.shopify.com/s/files/1/0481/3497/9751/files/jivudoxijuvowepune.pdf
- https://cdn.shopify.com/s/files/1/0435/5656/9249/files/cat_ninja_cool_math_3.pdf
- https://cdn.shopify.com/s/files/1/0437/8515/8813/files/kuvilabulawasatu.pdf
- https://cdn.shopify.com/s/files/1/0491/7306/9990/files/fafuta.pdf
- https://cdn.shopify.com/s/files/1/0480/6485/6228/files/38984433861.pdf
- https://cdn.shopify.com/s/files/1/0428/1139/2167/files/personification_worksheet_2.pdf
- https://cdn.shopify.com/s/files/1/0501/4247/8501/files/bureaucratic_leadership_style_advantage_and_disadvantage.pdf
- https://cdn-cms.f-static.net/uploads/4368768/normal_5f88bdc8d125e.pdf
- https://cdn-cms.f-static.net/uploads/4367297/normal_5f8785f167295.pdf
- https://cdn-cms.f-static.net/uploads/4365562/normal_5f873a73e075f.pdf
- https://cdn-cms.f-static.net/uploads/4368752/normal_5f880ab7e8e46.pdf
- https://cdn-cms.f-static.net/uploads/4372681/normal_5f88c58d82d85.pdf
- https://cdn-cms.f-static.net/uploads/4368956/normal_5f883fe8a437f.pdf
- https://cdn-cms.f-static.net/uploads/4369776/normal_5f88b7ca2cc73.pdf
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.104
- 40.84.85.40
- 20.184.175.6
- 52.123.252.222
- 52.110.12.51
- 52.110.12.45
- 4.230.171.124
- 52.123.252.204
- 20.165.94.54
- 20.231.239.246
- 74.179.77.204
- 52.123.128.14
- 40.99.134.18
- 203.26.79.13
- 52.123.252.235
- 135.233.45.221
- 92.223.78.30
- 142.251.42.99
- 20.42.179.204
- 48.200.63.27
- 20.42.65.89
- 85.210.193.152
- 52.123.252.223
- 20.42.73.28
- 4.247.188.224
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report