MALICIOUS — 657763d5337025afe149d0da7acd0f3ffef249d8716d7fa4741a80f17f9ae0fc
MALICIOUS — 657763d5337025afe149d0da7acd0f3ffef249d8716d7fa4741a80f17f9ae0fc is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
657763d5337025afe149d0da7acd0f3ffef249d8716d7fa4741a80f17f9ae0fc - SHA-1:
ae60d02594d3d2844b96f405bd18ffaf80613775 - MD5:
f930971166de40239e15583845ca7144 - ssdeep:
1536:EVSBF7ZOUZQESt0Y7MpE+JZvuvDgvkfIbOvXv5JzEZ7PQMaLY:0wd03LA/ZvUngavf5KN4zY - TLSH:
T14136D0F32097EC8C76564F572AE6815DD45AC68C2132EBE0549CBA7CC0B87EC6E11911 - Submitted as: 657763d5337025afe149d0da7acd0f3ffef249d8716d7fa4741a80f17f9ae0fc
- File type: pdf · Size: 67261 bytes
- Verdict: malicious (98/100)
Detections (4 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
- 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/46343192-5008-4fdc-b2b0-5dcda3fa98ac/managing_oneself_peter_drucker_full_book.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/wb?keyword=cavendish%20school%20hemel%20sixth%20form, https://jagusidenoz.weebly.com/uploads/1/3/4/9/134902343/8224142.pdf, https://daxugukixirujin.weebly.com/uploads/1/3/4/7/134739014/wakawumukij.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9821 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
- 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
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787867183&P2=404&P3=2&P4=mJvi33CeooU%2f6BuIq7EKxtbS%2f4wbzGngkxd3dAnLqKoFZVzfHCkOY%2fdrP5NFpbp7PQ6S2oU3beYwhIMUrfScXA%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
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787867223&P2=404&P3=2&P4=K2RNQPGmqgsHLaEBl%2bfG6%2fnjy7aUzuA4zaqDxfXfYV6BTX11wf8OCLtRqtaCf2fSOiMTWLoiEzJt83GX607pnQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\f6063c17dba8671aba6b23490525c8e7.png -
6e7aa0f2e634bcefd64fb89ac8d1755d51fb7315e10e53b7f1cfcfa1bc551202 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
30c673cfb47302555a3c751a6f0893e278cb1ed53f5e586403d5aa06a41653cb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/wb?keyword=cavendish%20school%20hemel%20sixth%20form
- https://jagusidenoz.weebly.com/uploads/1/3/4/9/134902343/8224142.pdf
- https://daxugukixirujin.weebly.com/uploads/1/3/4/7/134739014/wakawumukij.pdf
- https://uploads.strikinglycdn.com/files/106c81d7-cd96-43b7-b76a-011878264849/21607436184.pdf
- https://cdn-cms.f-static.net/uploads/4387235/normal_5fa028491586e.pdf
- https://uploads.strikinglycdn.com/files/46343192-5008-4fdc-b2b0-5dcda3fa98ac/managing_oneself_peter_drucker_full_book.pdf
- https://cdn-cms.f-static.net/uploads/4376358/normal_5fb77e1c9d09f.pdf
- https://uploads.strikinglycdn.com/files/9c446808-6538-4b69-834f-089deeb2dfd4/39962706012.pdf
- https://s3.amazonaws.com/fajeloninesitel/final_fantasy_mods.pdf
- https://static1.squarespace.com/static/5fc284356609fd0ee79ba959/t/5fc60c273570fb44d1d1f7b6/1606814759616/19169482422.pdf
- https://nanerofe.weebly.com/uploads/1/3/4/3/134312873/wumesolod.pdf
- https://cdn-cms.f-static.net/uploads/4475564/normal_5fbf7c55da3c0.pdf
- https://s3.amazonaws.com/zesotat/digarelamifovezobig.pdf
- https://tavumake.weebly.com/uploads/1/3/2/7/132740551/5117028.pdf
- https://static1.squarespace.com/static/5fc2e88de2fce462bc991529/t/5fc4692d6457125654c94c6a/1606707504119/94418416727.pdf
- https://nikibowo.weebly.com/uploads/1/3/4/3/134354591/809548.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/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- ggtraff.ru
- jagusidenoz.weebly.com
- daxugukixirujin.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- s3.amazonaws.com
- static1.squarespace.com
- nanerofe.weebly.com
- tavumake.weebly.com
- nikibowo.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 52.110.12.56
- 57.154.63.210
- 4.230.171.124
- 4.144.132.223
- 74.178.240.51
- 52.123.128.14
- 52.123.129.14
- 135.233.45.222
- 74.178.240.61
- 52.123.252.239
- 72.153.5.139
- 203.26.79.13
- 51.116.246.105
- 92.223.78.30
- 48.199.12.1
- 4.150.223.112
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report