MALICIOUS — normal_5f8a2f3f93bf0.pdf
MALICIOUS — normal_5f8a2f3f93bf0.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
af5e2241ba64560ac17840a7614f5ad821350a195e57551e62354a3cd46844e8 - SHA-1:
ccc1af0d6fba910a32cbf8ca47cff3ecd69a897f - MD5:
b152972e167233847a67aad8ffe7db6c - ssdeep:
768:cgGzpDrpFXGt2TvfhxGxSszflHTACpTOdj1FD1iK4BCZDUwnJ3Vzkh:5GFvpF5QflHNpTOd5F7KwRVzkh - TLSH:
T1FD329DF354E7DD4CBA8B9B53A9A710656085C78C623787A049C8376CC8BC6EDBF00961 - Submitted as: normal_5f8a2f3f93bf0.pdf
- File type: pdf · Size: 43650 bytes
- Verdict: malicious (86/100)
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 malicious score of 86/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/gizoveg.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 10 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=conversion+of+odt+file+to+pdf, https://cdn-cms.f-static.net/uploads/4366964/normal_5f87370254ee1.pdf, https://cdn-cms.f-static.net/uploads/4366047/normal_5f872eb318d6d.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)
9676 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep
- 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(1)._dosvc._tcp.local
- 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 -
588feba1531de0b76b96a99e6f2ec5efd8e15a9371b83c830016940093226fc4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4b0ccb3af2085445f06d95b7f9751f8f.png -
2bd08e1ab7ccd62ff3de384cecdaeeaf870ae9720c5479ec0c7cc80fb9859ada - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=conversion+of+odt+file+to+pdf
- https://cdn-cms.f-static.net/uploads/4366964/normal_5f87370254ee1.pdf
- https://cdn-cms.f-static.net/uploads/4366047/normal_5f872eb318d6d.pdf
- https://cdn-cms.f-static.net/uploads/4377663/normal_5f8a1f9195bd5.pdf
- https://cdn-cms.f-static.net/uploads/4365612/normal_5f86fa29b3b72.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/gizoveg.pdf
- https://goduvozimaku.weebly.com/uploads/1/3/1/3/131380582/miwawizuw.pdf
- https://kafasomawupi.weebly.com/uploads/1/3/0/7/130775431/mitozutokerute.pdf
- https://uploads.strikinglycdn.com/files/01b1afba-1058-4f48-bb9b-bbf29af089ae/65588655263.pdf
- https://uploads.strikinglycdn.com/files/8bf909f1-696e-40d0-8ce2-201900306fcd/6089213180.pdf
- https://uploads.strikinglycdn.com/files/4905bacf-69f6-4db5-bb28-62520a097f36/mrs_funny_bones_download.pdf
- https://uploads.strikinglycdn.com/files/61ce36a9-85cd-456e-b4e4-ee574e46edd1/ronikadijugomak.pdf
- https://uploads.strikinglycdn.com/files/aa630f30-5ce2-4c11-a862-122b009a4319/nightbane_solo_guide.pdf
- https://uploads.strikinglycdn.com/files/62f4b6d8-6415-4ab7-a049-92e8afc59af3/xepegukalinag.pdf
- https://uploads.strikinglycdn.com/files/b7f95d9f-7c02-4733-8a22-34db670ed66d/pemawurebuniwisom.pdf
- https://uploads.strikinglycdn.com/files/5da6ff9f-79c6-4376-a61d-30fe11e3e093/jawokajikabonugoketureke.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/3794757.pdf
- https://gogebuzavoriro.weebly.com/uploads/1/3/2/6/132681212/2154544.pdf
- https://cdn-cms.f-static.net/uploads/4369161/normal_5f88d5f3e179f.pdf
- https://cdn-cms.f-static.net/uploads/4365580/normal_5f8a2105b6225.pdf
- https://cdn-cms.f-static.net/uploads/4366010/normal_5f8703709f1be.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/
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- dutitujazekap.weebly.com
- goduvozimaku.weebly.com
- kafasomawupi.weebly.com
- uploads.strikinglycdn.com
- bedizegoresupa.weebly.com
- gogebuzavoriro.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.215.188.225
- 4.230.171.124
- 52.123.252.225
- 52.110.12.25
- 57.155.101.212
- 74.178.240.61
- 135.233.45.221
- 203.26.79.13
- 52.123.128.14
- 162.159.36.2
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report