MALICIOUS — normal_5f89d2c66b150.pdf
MALICIOUS — normal_5f89d2c66b150.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:
2dcc45d960360333a6e28fd25a104447cd97bad861a3cc944c6facfc2cc69cfb - SHA-1:
943c064ea180dffd5583d4220e087e91a35068f3 - MD5:
8e5560bb766078ec30b2f2ff4fa7540a - ssdeep:
768:QgGzpDseduHPhsIE7mX3vpjDoKr4qX/A1xnL+mnT/rR93WMsP7JqC:9GFQeIP98kfo1xnL+mXRdvsPVqC - TLSH:
T15F33AEF350A7DD4C3A879B076DFA245D6049E74C6132ABA445EC3B2CC87C6BD6E10A50 - Submitted as: normal_5f89d2c66b150.pdf
- File type: pdf · Size: 51013 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 19 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/59bd8386-2e7b-4a5b-9e75-a8818d391016/83848144748.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.cc/123?keyword=ata+guidelines+2020+mtc, https://uploads.strikinglycdn.com/files/59bd8386-2e7b-4a5b-9e75-a8818d391016/83848144748.pdf, https://uploads.strikinglycdn.com/files/13b86738-392b-41a1-bb7e-e393e08da52f/fewafirudurolud.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 (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9775 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
- 250.255.255.239.in-addr.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
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
6a24cdd8780fe265acece10c28b1bdedc53b0db80e1d045968a171f6d496820b - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\779333065de0e941af5eb615d2062dbd.png -
b1968d082857c3de11e18f2626414f8fea5c9ac652069cbf0c45a19e6d53e866 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.cc/123?keyword=ata+guidelines+2020+mtc
- https://uploads.strikinglycdn.com/files/59bd8386-2e7b-4a5b-9e75-a8818d391016/83848144748.pdf
- https://uploads.strikinglycdn.com/files/13b86738-392b-41a1-bb7e-e393e08da52f/fewafirudurolud.pdf
- https://uploads.strikinglycdn.com/files/ddcc4bbe-0230-47cf-b472-7921b6e988d9/gupikifimagila.pdf
- https://cdn.shopify.com/s/files/1/0501/0099/4219/files/fowelimavepizifi.pdf
- https://uploads.strikinglycdn.com/files/187e2907-7288-4b60-9f42-e0204df9fac2/89747023307.pdf
- https://uploads.strikinglycdn.com/files/83e376b4-8463-4dd6-8994-08b486976daa/roxoriwixupukiruriwefi.pdf
- https://uploads.strikinglycdn.com/files/716e6f82-51d7-43e8-9f8a-763a9c768171/wipedij.pdf
- https://uploads.strikinglycdn.com/files/0060da78-8dcf-4efb-a8e1-3e0f9366332e/84116138969.pdf
- https://uploads.strikinglycdn.com/files/e923aae1-b3c7-4a38-ada4-7345d3ae4d9c/88033320541.pdf
- https://uploads.strikinglycdn.com/files/0ba2e218-5208-4cb4-b74c-0de8e679d670/morfologia_externa_dos_insetos.pdf
- https://uploads.strikinglycdn.com/files/a55b9321-5634-4429-9642-c7beb77516e6/fapepe.pdf
- https://uploads.strikinglycdn.com/files/b4f5f625-f1a0-4b52-a945-b9c74c90ba37/govugusazofoderajepadewev.pdf
- https://uploads.strikinglycdn.com/files/dc4b7a3a-b206-4f9e-80a4-555338c06cad/99729115233.pdf
- https://cdn-cms.f-static.net/uploads/4369318/normal_5f89991beaabb.pdf
- https://cdn-cms.f-static.net/uploads/4366354/normal_5f873ca7e754e.pdf
- https://cdn-cms.f-static.net/uploads/4367289/normal_5f879d1d1ab7f.pdf
- https://cdn.shopify.com/s/files/1/0497/2252/3805/files/a5_2020_ye_android_9_gelecek_mi.pdf
- https://cdn.shopify.com/s/files/1/0434/9313/0390/files/79291014005.pdf
- https://cdn.shopify.com/s/files/1/0434/3886/6593/files/dell_compellent_enterprise_manager.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.cc
- uploads.strikinglycdn.com
- cdn.shopify.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.6
- 20.42.65.94
- 4.150.223.104
- 52.148.114.188
- 20.247.184.197
- 52.110.12.38
- 4.230.171.124
- 74.179.77.204
- 20.52.64.200
- 20.236.44.162
- 52.123.129.14
- 52.123.252.218
- 135.232.92.34
- 72.154.7.112
- 203.26.79.13
- 52.123.252.195
- 40.74.98.196
- 92.223.78.30
- 85.210.193.152
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report