MALICIOUS — bb65f11a961c0e9c8dd7dd4a568704d656cb8cdfb446d505e4fd4a362a8ef8c1
MALICIOUS — bb65f11a961c0e9c8dd7dd4a568704d656cb8cdfb446d505e4fd4a362a8ef8c1 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
bb65f11a961c0e9c8dd7dd4a568704d656cb8cdfb446d505e4fd4a362a8ef8c1 - SHA-1:
4549537e44fd13c036ed39004617ce3dc8a1e07d - MD5:
6e2271e9560db0924162d367280e9a9e - ssdeep:
1536:QYiu2SOOdiGsVTSJ4brjwFYIAjTA4NYzwFhivXHDYxwrlZ7Uh8K5ypf72DuU3eED:fzfFdDsMJy8/XzwFcDYMZ7k8b72NB4N0 - TLSH:
T1DA38CFF36297DD5C768B9B033DAA196DA48DC38C2222EB414088B76CD4BC7BE7D11940 - Submitted as: bb65f11a961c0e9c8dd7dd4a568704d656cb8cdfb446d505e4fd4a362a8ef8c1
- File type: pdf · Size: 79529 bytes
- Verdict: malicious (98/100)
Detections (5 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!6E2271E9560D
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://static.s123-cdn-static.com/uploads/4501998/normal_5ff14fe382dd2.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 23 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://mezovuduw.ru/strik?utm_term=why+is+direct+rule+important, http://gakivako.iblogger.org/blue_stacks_new_version.pdf, http://nowijito.22web.org/gopivoruk.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9715 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
- 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
- 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
- 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
- desktop-hsgcbep
- 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\SumatraPDF-settings.txt -
fa9dbdfe3fb1a64d431efa70468401511a5324e1bbb6fc36eea29da9f30b0bc9 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c2563969551ebe8e429fe2ef4fbae821.png -
1e0c4dff3e1fee7ff34b41c839a6e6ec32ffdb73958e7a3ff9126fc2eca6528f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://mezovuduw.ru/strik?utm_term=why+is+direct+rule+important
- http://gakivako.iblogger.org/blue_stacks_new_version.pdf
- http://nowijito.22web.org/gopivoruk.pdf
- https://static.s123-cdn-static.com/uploads/4501998/normal_5ff14fe382dd2.pdf
- http://givaradipokez.epizy.com/17957529644.pdf
- https://cdn.sqhk.co/depifozopupe/Vhjhhbi/t_mobile_plans_vs_verizon.pdf
- https://static.s123-cdn-static.com/uploads/4417137/normal_600062147e11f.pdf
- https://cdn-cms.f-static.net/uploads/4379221/normal_5fdabeac9c916.pdf
- https://cdn-cms.f-static.net/uploads/4485451/normal_6028fef97a8f7.pdf
- https://cdn.sqhk.co/firumefetev/jeChiNZ/lemikazijemilu.pdf
- http://jenofabejuvokag.epizy.com/15374792155.pdf
- http://fasevirova.rf.gd/46406414618.pdf
- https://cdn.sqhk.co/kufalavoxig/nXhepje/54125714952.pdf
- https://cdn-cms.f-static.net/uploads/4489061/normal_602e0fec25ade.pdf
- https://static.s123-cdn-static.com/uploads/4370052/normal_5fcef86b8f875.pdf
- http://fapiruligifujo.epizy.com/lujidijiba.pdf
- http://vuxikujare.epizy.com/sum_of_subset_problem_using_backtracking.pdf
- https://cdn-cms.f-static.net/uploads/4404969/normal_60519fc373843.pdf
- https://cdn-cms.f-static.net/uploads/4425760/normal_600a060789217.pdf
- https://cdn-cms.f-static.net/uploads/4474977/normal_605e062fb3ede.pdf
- http://guzaxugevogifu.epizy.com/95548371964.pdf
- https://static.s123-cdn-static.com/uploads/4475852/normal_6003df7e1e1c8.pdf
- http://guromufupadaf.iblogger.org/english_test_b1_b2.pdf
- https://cdn-cms.f-static.net/uploads/4382974/normal_606e4b14b7f6f.pdf
- https://cdn-cms.f-static.net/uploads/4460983/normal_600e7b4acc1a2.pdf
Embedded domains
- mezovuduw.ru
- gakivako.iblogger.org
- nowijito.22web.org
- static.s123-cdn-static.com
- givaradipokez.epizy.com
- cdn.sqhk.co
- cdn-cms.f-static.net
- jenofabejuvokag.epizy.com
- fapiruligifujo.epizy.com
- vuxikujare.epizy.com
- guzaxugevogifu.epizy.com
- guromufupadaf.iblogger.org
- www.w3.org
- purl.org
- ns.adobe.com
- fasevirova.rf.gd
Embedded IP addresses
- 104.46.162.231
- 13.69.116.109
- 52.123.128.14
- 172.66.2.5
- 52.123.252.245
- 125.56.205.17
- 4.247.188.233
- 52.110.12.14
- 4.230.171.124
- 72.153.5.135
- 4.144.132.223
- 203.26.79.13
- 52.123.252.202
- 4.207.44.65
- 135.232.92.137
- 20.231.239.246
- 135.234.160.244
- 20.165.94.46
- 4.150.223.101
- 20.42.72.131
- 142.250.183.35
- 48.200.63.27
- 20.89.1.12
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report