MALICIOUS — b22ca7e1d43416ac13dc85f627de04e2113c90dfaebd499b81549b05d4fddcfc
MALICIOUS — b22ca7e1d43416ac13dc85f627de04e2113c90dfaebd499b81549b05d4fddcfc 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:
b22ca7e1d43416ac13dc85f627de04e2113c90dfaebd499b81549b05d4fddcfc - SHA-1:
27e0ebcccbd8596645c046611083a306d0eceb7a - MD5:
339c9f75880e70e33970baa44d24264f - ssdeep:
1536:bASCApkEdGvfvExzbDy+YNnB+oZSQp9252MQEIvcK6lR2Yinm0coQ3E78MM:9dwUxzHyzNEoz9252MBHKSsxhh7Y - TLSH:
T18A37D0F36097DE4CBD96AF43BE976A29A44FD74870229F206588675CC4F82AD3E01D01 - Submitted as: b22ca7e1d43416ac13dc85f627de04e2113c90dfaebd499b81549b05d4fddcfc
- File type: pdf · Size: 72351 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!339C9F75880E
- 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-d.com/uploads/4485818/normal_60b6c6fc017f7.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 12 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://laborke.ru/pbw?utm_term=how+to+convert+direct+speech+into+indirect, https://static.s123-cdn-static-d.com/uploads/4485818/normal_60b6c6fc017f7.pdf, https://cdn-cms.f-static.net/uploads/4484618/normal_602a84372c8bc.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9758 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
- 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
- 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/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787907664&P2=404&P3=2&P4=jauzWGP283bXcazfi2qLI3xNrB0i4St8ojNhax%2bk2Ayjw7VMpv6pl7LB8SBCguqVF7yLQ1eHxUUd%2fY1U%2bh7h5Q%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a5ff76b9ff31c4c1c78fb697854f4fed.png -
4ae1d7ac473dac1d72808773836e1b38a48aeb7e3736cfe0cc99a396d45108fd - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
91c16c42d395bfd9fd92bd11a010d1b1eb1c15d62ad38f3bbc5b5ea7540dced5 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://laborke.ru/pbw?utm_term=how+to+convert+direct+speech+into+indirect
- https://static.s123-cdn-static-d.com/uploads/4485818/normal_60b6c6fc017f7.pdf
- https://cdn-cms.f-static.net/uploads/4484618/normal_602a84372c8bc.pdf
- https://cdn-cms.f-static.net/uploads/4421336/normal_60406b0f7416e.pdf
- https://dizokilupufenof.weebly.com/uploads/1/3/4/7/134767898/wazefegopi.pdf
- https://uploads.strikinglycdn.com/files/51d78259-5311-407d-9ba3-1e0762f06808/megusavoxodabira.pdf
- http://rawumadakora.pbworks.com/f/creo_parametric_5.0_tutorial.pdf
- https://vewifofuk.weebly.com/uploads/1/3/5/3/135394013/zokakuduvo.pdf
- https://cdn-cms.f-static.net/uploads/4377101/normal_606298f77701c.pdf
- http://sisagexal.pbworks.com/f/conjunctions_and_compound_sentences_worksheets.pdf
- http://bofamawetodo.pbworks.com/f/lumunumevabali.pdf
- https://lavupujewefi.weebly.com/uploads/1/3/4/6/134631736/0951f.pdf
- http://jetipufagi.pbworks.com/w/file/fetch/144572517/gowafurolabozajalixodamuv.pdf
- http://ravowibosu.pbworks.com/f/fabaresakanegujaremu.pdf
- https://faruroju.weebly.com/uploads/1/3/5/9/135986438/binix.pdf
- https://uploads.strikinglycdn.com/files/b3c49032-aa20-496c-8282-ec29683d1a1f/8720030564.pdf
- https://uploads.strikinglycdn.com/files/443c0344-7b97-4f3d-8f1a-7789554a89e8/19032063513.pdf
- https://nonesuwenuvav.weebly.com/uploads/1/3/4/4/134400251/5624274.pdf
- https://uploads.strikinglycdn.com/files/2000f2fc-d414-416e-83de-c348bd5ffc8a/did_damon_die_season_8.pdf
- http://risuxujuvu.pbworks.com/w/file/fetch/144517725/panirugenamavaran.pdf
- https://static.s123-cdn-static.com/uploads/4479435/normal_60038e1d8ec72.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
- laborke.ru
- static.s123-cdn-static-d.com
- cdn-cms.f-static.net
- dizokilupufenof.weebly.com
- uploads.strikinglycdn.com
- rawumadakora.pbworks.com
- vewifofuk.weebly.com
- sisagexal.pbworks.com
- bofamawetodo.pbworks.com
- lavupujewefi.weebly.com
- jetipufagi.pbworks.com
- ravowibosu.pbworks.com
- faruroju.weebly.com
- nonesuwenuvav.weebly.com
- risuxujuvu.pbworks.com
- static.s123-cdn-static.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.110.12.16
- 85.210.193.152
- 4.230.171.124
- 4.144.132.114
- 135.232.92.137
- 135.232.92.97
- 135.232.92.34
- 20.231.239.246
- 72.153.5.139
- 203.26.79.13
- 52.123.129.14
- 4.150.223.112
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report