MALICIOUS — ac9935c7bd1b47ef030cfae662c492ce8c92d37320626c60b09df738e2270e94
MALICIOUS — ac9935c7bd1b47ef030cfae662c492ce8c92d37320626c60b09df738e2270e94 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:
ac9935c7bd1b47ef030cfae662c492ce8c92d37320626c60b09df738e2270e94 - SHA-1:
2b3a5e821298b3c4f3600560ee23de5a6a1924a6 - MD5:
35da7aefe11fc8ed2af14d9740908288 - ssdeep:
1536:0MdZO1wJbnmj4bH9kB/B0nhBrRfajc8rXQBanYGieK7yHsDysuLs:DH7mjy9CJ0h91aoAXEanYht7a6ysb - TLSH:
T1F639E1F311A7ED4C76CBA75375621A2C71CED7843230DE60D884B65CDDACA6EAD01A40 - Submitted as: ac9935c7bd1b47ef030cfae662c492ce8c92d37320626c60b09df738e2270e94
- File type: pdf · Size: 88071 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!35DA7AEFE11F
- 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/5e05440e-7bf5-4690-9633-fc265fd4adb3/weseva.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://zajinet.ru/award?keyword=the+old+man+and+the+sea+pdf+full+book, http://gebopotaxe.rf.gd/tigibopivop.pdf, http://pexukakadom.22web.org/does_samsung_galaxy_tab_4_have_a_microphone.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)
9798 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
- 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
- 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
- ntp.ubuntu.com
- 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\sumatrapdfcache\06f97a5becdcc7a57531aa0fae3c6e85.png -
aca49cd59289d5f83cd26e7f12942c279bb7b2bb74ac31f4699ad7cc84109fdc - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
82ed856e5888fb4b6bcf4e2f13b289ddaed2a10f8df78734472d21e93540bb3a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://zajinet.ru/award?keyword=the+old+man+and+the+sea+pdf+full+book
- http://gebopotaxe.rf.gd/tigibopivop.pdf
- http://pexukakadom.22web.org/does_samsung_galaxy_tab_4_have_a_microphone.pdf
- http://fokamosidiwu.rf.gd/97970567513.pdf
- https://168d2a81-f750-40c6-a653-3787650f980d.filesusr.com/ugd/3bcfef_5caa830d609340848c1887ff5d4a533a.pdf?index=true
- https://cdn.sqhk.co/rapovixovuti/huGBYA7/imagine_learning_student_login_espanol.pdf
- http://yewes.space/14270619091olg6b.pdf
- https://cdn-cms.f-static.net/uploads/4451047/normal_602d3e1038fd9.pdf
- https://uploads.strikinglycdn.com/files/5e05440e-7bf5-4690-9633-fc265fd4adb3/weseva.pdf
- https://cdn.sqhk.co/zolokike/Oynghgd/copied_city_piano_sheet.pdf
- https://cdn.sqhk.co/pojizurigos/hfFIhgY/jemesazezukunoviwavibel.pdf
- http://bred-enligne.com/segekebopokowsl31.pdf
- https://cdn-cms.f-static.net/uploads/4417809/normal_604e160f52c29.pdf
- https://cdn-cms.f-static.net/uploads/4375507/normal_60158fc19fd16.pdf
- http://kdghy.online/594435497426p1yt.pdf
- http://fortuneo.biz/differential_equations_by_polking_boggess_and_arnold_2nd_editionltkre.pdf
- http://dukizovisepo.rf.gd/97574714893.pdf
- https://uploads.strikinglycdn.com/files/c66be914-4c4c-4b2a-8f10-d0667ebeda19/dijiwakunefa.pdf
- https://cdn.sqhk.co/reretukida/2hbGrjg/stickers_virales_para_whatsapp.pdf
- https://0f8fedcd-12c0-4678-86f8-e2bff7269121.filesusr.com/ugd/70e7d4_bc59729f0901452d85b6f0001cb1a93c.pdf?index=true
- 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
- zajinet.ru
- pexukakadom.22web.org
- 168d2a81-f750-40c6-a653-3787650f980d.filesusr.com
- cdn.sqhk.co
- yewes.space
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- bred-enligne.com
- kdghy.online
- fortuneo.biz
- 0f8fedcd-12c0-4678-86f8-e2bff7269121.filesusr.com
- www.w3.org
- purl.org
- ns.adobe.com
- gebopotaxe.rf.gd
- fokamosidiwu.rf.gd
- dukizovisepo.rf.gd
Embedded IP addresses
- 57.154.63.210
- 20.42.65.93
- 52.123.252.226
- 52.110.12.50
- 4.230.171.124
- 20.42.179.192
- 52.123.252.222
- 20.165.94.46
- 203.26.79.13
- 74.179.77.204
- 74.178.76.54
- 135.232.92.137
- 52.123.129.14
- 20.184.175.17
- 135.233.45.223
- 172.170.180.133
- 4.207.44.67
- 20.50.201.205
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report