MALICIOUS — 557699f9d446e4cf4e780dbaad9dc673a41bbcdcb5f7c05a05c802609626e81a
MALICIOUS — 557699f9d446e4cf4e780dbaad9dc673a41bbcdcb5f7c05a05c802609626e81a 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:
557699f9d446e4cf4e780dbaad9dc673a41bbcdcb5f7c05a05c802609626e81a - SHA-1:
0a74abbdf61febcee53df694c6e88ee12cfa815f - MD5:
33c4f1ed2229081001ccbd900cb75c50 - ssdeep:
1536:y3oNk7TrRdsPFJT0C4ZX4xenWU/SZPAJN7D5wuzePmI89RoX/Mrc:goNkvFdlIxeWUay7g+IO27 - TLSH:
T10638DFF3A097DD9C7A4B9B536AE721AC64CAD38D20369751008D772CC47C6BE3E20455 - Submitted as: 557699f9d446e4cf4e780dbaad9dc673a41bbcdcb5f7c05a05c802609626e81a
- File type: pdf · Size: 81467 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!33C4F1ED2229
- 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://uploads.strikinglycdn.com/files/5d61fd71-70dc-4afd-8097-7ea10b7dc1b1/lexus_es300h_reviews_2019.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://druttle.ru/strik?utm_term=how+to+use+convection+oven+to+bake+bread, https://cdn-cms.f-static.net/uploads/4412909/normal_60484f78e9226.pdf, https://uploads.strikinglycdn.com/files/5d61fd71-70dc-4afd-8097-7ea10b7dc1b1/lexus_es300h_reviews_2019.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)
9772 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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- 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 -
12002ef7de7b9abcc3953f3e66575c242bd50bbe7096436db7225e3901bc180c - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\1dffcb1a9db3d574dddc338815130237.png -
925ad4a146ef981b52e14e8357763a3d7cc9957e1602e1264901f6b186da96cb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://druttle.ru/strik?utm_term=how+to+use+convection+oven+to+bake+bread
- https://cdn-cms.f-static.net/uploads/4412909/normal_60484f78e9226.pdf
- https://uploads.strikinglycdn.com/files/5d61fd71-70dc-4afd-8097-7ea10b7dc1b1/lexus_es300h_reviews_2019.pdf
- https://uploads.strikinglycdn.com/files/122c0895-e18e-4f89-a738-3a20cb9db494/63382125912.pdf
- https://uploads.strikinglycdn.com/files/b7419754-b289-4e43-a6d7-b41693957a30/79106877456.pdf
- https://cdn.sqhk.co/gejikofoxaf/ieggTJZ/tiktok_invisible_filter_removal.pdf
- https://b3a8b944-ddec-4d17-9b53-5a1c05c66d8c.filesusr.com/ugd/314503_74ea691b42e44f1dac0d5da9d137daba.pdf?index=true
- https://uploads.strikinglycdn.com/files/3e0c100c-622c-4e1b-97e0-ead20b13937e/how_to_connect_apex_digital_converter_box.pdf
- https://cdn.sqhk.co/fabozesemi/aGRghNs/tiktok_creator_fund_views.pdf
- https://cdn.sqhk.co/temirikuji/QThjiaL/my_business_course_answers.pdf
- https://cdn.sqhk.co/jogeguzotire/igNgihb/lapudem.pdf
- https://uploads.strikinglycdn.com/files/69838e32-7d78-4169-921d-3f86eeb5221a/35304270439.pdf
- https://uploads.strikinglycdn.com/files/6faf96be-6d0b-4e83-abdc-96888cb6e9cb/how_to_use_maschine_with_fl_studio.pdf
- https://cdn.sqhk.co/lajazufuzu/xBhchaY/pusher_mania_reviews.pdf
- https://uploads.strikinglycdn.com/files/34ac1001-fdb0-48ab-9cb6-ca8856ad097b/32703290437.pdf
- https://b5f169ef-6bcf-4d19-a24b-32bdc9dd7a5f.filesusr.com/ugd/2e79a6_b18b0c088059407483b75ec0c5f6226c.pdf?index=true
- https://cdn-cms.f-static.net/uploads/4450509/normal_604b1da4dd651.pdf
- https://uploads.strikinglycdn.com/files/264df77d-47b7-4175-b603-a97559e84fef/who_created_cheese_curds.pdf
- https://cdn.sqhk.co/letojeka/cjegjgg/10015721251.pdf
- https://uploads.strikinglycdn.com/files/44388139-4574-49f8-8867-50b5b30b9e93/why_cant_i_find_my_airprint.pdf
- https://uploads.strikinglycdn.com/files/4692fd0b-0941-4272-9b4b-2881d9162154/11332196257.pdf
- https://cdn.sqhk.co/tozegatopaxu/Djeb9gj/69740116382.pdf
- https://cdn-cms.f-static.net/uploads/4470832/normal_5fd7d634bed8b.pdf
- https://cdn.sqhk.co/xasexuwosul/uifjfge/79012585995.pdf
- https://cdn.sqhk.co/vizinifum/jegeMjf/how_to_write_a_business_proposal_template.pdf
Embedded domains
- druttle.ru
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- cdn.sqhk.co
- b3a8b944-ddec-4d17-9b53-5a1c05c66d8c.filesusr.com
- b5f169ef-6bcf-4d19-a24b-32bdc9dd7a5f.filesusr.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.179.71.159
- 40.84.97.4
- 52.110.12.5
- 4.230.171.124
- 20.247.185.124
- 48.211.4.16
- 203.26.79.13
- 74.179.77.204
- 20.184.175.22
- 20.76.201.171
- 52.123.129.14
- 92.223.78.30
- 4.209.250.170
- 51.105.71.136
- 20.42.65.84
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report