MALICIOUS — normal_5f937ff067a28.pdf
MALICIOUS — normal_5f937ff067a28.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:
d700971ddf912a90b9a91bb32f8e628992c8e7e282ec0cf45b736c346bc9b41a - SHA-1:
e31ded2dec6adbf0eb6e8173b0dd197f58acc807 - MD5:
8df86bf748b27fd3ad0f58a75221ff64 - ssdeep:
1536:yGFJ/FudP6M9Q4dYiOkxFqxn8Fsk6gQHx6JfD9mZ2CgQ8:rFJNu119tgoqj8QHWfsq - TLSH:
T12B349EF350E7EE4D3D8BAB03AEAB296DA089D7496133AB504588672CC47C3BD6F40550 - Submitted as: normal_5f937ff067a28.pdf
- File type: pdf · Size: 55443 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://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/7922058.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.cc/123?keyword=draw+a+picture+of+your+house+worksheet, https://uploads.strikinglycdn.com/files/10c37228-96af-48b3-9cda-a8aa64eea484/51064378286.pdf, https://uploads.strikinglycdn.com/files/e46bb33b-3b4c-4959-bf7f-fb0dd87020c9/27486322907.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)
9659 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
- 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
- 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
- desktop-hsgcbep
- desktop-hsgcbep._dosvc._tcp.local
- _dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5788e65e7bdde63b81788a141892b974.png -
06bee3672d1f1f7b5ebba728ab73252e1ed228cad620e463e89406f7d20ce347 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7fd6baf51e2fcebb2ddc0085171518c19eb4ae1d57ab8648e50721676a197154 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.cc/123?keyword=draw+a+picture+of+your+house+worksheet
- https://uploads.strikinglycdn.com/files/10c37228-96af-48b3-9cda-a8aa64eea484/51064378286.pdf
- https://uploads.strikinglycdn.com/files/e46bb33b-3b4c-4959-bf7f-fb0dd87020c9/27486322907.pdf
- https://uploads.strikinglycdn.com/files/c61353a1-4d54-4f4e-b3f2-c789c1f3c68b/51285449273.pdf
- https://uploads.strikinglycdn.com/files/d0335967-5ff7-4e72-a996-6b525bfc0190/wuzigijo.pdf
- https://uploads.strikinglycdn.com/files/f89114bb-ef48-49af-8ee5-7348cd394a1f/41935051256.pdf
- https://nikokabiliru.weebly.com/uploads/1/3/1/4/131409463/1289846.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/7922058.pdf
- https://tidemipevu.weebly.com/uploads/1/3/0/7/130740592/gapas.pdf
- https://cdn-cms.f-static.net/uploads/4366031/normal_5f87109def753.pdf
- https://cdn-cms.f-static.net/uploads/4365639/normal_5f8705c80543d.pdf
- https://cdn-cms.f-static.net/uploads/4375507/normal_5f8ac85c1bf42.pdf
- https://uploads.strikinglycdn.com/files/fda94df4-59d4-4e72-b023-f7ca5ee8174c/fisepewepunivafof.pdf
- https://uploads.strikinglycdn.com/files/df879256-c135-4453-bec8-fc420de687fc/jetezibokuwunufod.pdf
- https://uploads.strikinglycdn.com/files/744e299f-c3b5-468b-bc70-9763d2fd1939/4980386524.pdf
- https://cdn-cms.f-static.net/uploads/4370092/normal_5f8924605183f.pdf
- https://cdn-cms.f-static.net/uploads/4389384/normal_5f900bfaf1e8e.pdf
- https://cdn-cms.f-static.net/uploads/4382953/normal_5f8bab7d23105.pdf
- https://cdn-cms.f-static.net/uploads/4374853/normal_5f90cdc99409b.pdf
- https://cdn-cms.f-static.net/uploads/4391326/normal_5f91627d9d69b.pdf
- https://cdn-cms.f-static.net/uploads/4371783/normal_5f8e619ce9357.pdf
- https://cdn-cms.f-static.net/uploads/4365576/normal_5f8a340e8cc8b.pdf
- https://cdn-cms.f-static.net/uploads/4365551/normal_5f8dd82894627.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ttraff.cc
- uploads.strikinglycdn.com
- nikokabiliru.weebly.com
- fijojonibiw.weebly.com
- tidemipevu.weebly.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.128
- 162.159.142.9
- 52.123.252.234
- 52.110.12.21
- 52.110.12.25
- 85.210.193.152
- 4.230.171.124
- 48.211.4.16
- 20.184.175.8
- 74.178.240.51
- 40.104.4.2
- 52.123.129.14
- 172.215.188.232
- 135.232.92.137
- 52.123.128.14
- 74.179.71.159
- 20.42.73.24
- 203.26.79.13
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report