MALICIOUS — normal_5f86ffe2bb67a.pdf
MALICIOUS — normal_5f86ffe2bb67a.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
8566c9e8fbe698974603bfaab0c72a63d7dd18092d95f0aa3c669757b4151694 - SHA-1:
6e585be92505f2433f4e2d278c20efa35f3208c3 - MD5:
0eef5e14a52d59ef176823a60315847f - ssdeep:
768:DgGzpDEpuS0/vGEolHbbPs+V4yu+al3cXehu9QJRncXsBpWmayYROUW2I:8GFop5W+EXcXcuaJNOsBp7JOOUW2I - TLSH:
T196328EF750A7DC8C3EC79F17AEE625A96448D78C6032A7A444886B2CC4BC3BC7E51911 - Submitted as: normal_5f86ffe2bb67a.pdf
- File type: pdf · Size: 45340 bytes
- Verdict: malicious (92/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 92/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://cdn-cms.f-static.net/uploads/4365567/normal_5f86fe96f151c.pdf - network signal, weight 0.70, confidence 0.80
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 3940) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 30 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=veritas+netbackup+opscenter+administrator%2527s+guide, https://cdn-cms.f-static.net/uploads/4365541/normal_5f86f94b367b9.pdf, https://cdn-cms.f-static.net/uploads/4366035/normal_5f86f8737db67.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
8686 behavior events · 0 ATT&CK techniques · 2 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
c40a710d6deba63f61ab1f65ff3caad482ac828a5b58a987df08dc8bd5fc3bc7 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\33dbc37ded20b40220c90eb7ca1df48b.png -
cd4c5e6470fef6734b330ea3e049df5de77caf1fd60bd7c345ef1c1ad5902388
Embedded URLs
- https://gettraff.ru/123?keyword=veritas+netbackup+opscenter+administrator%2527s+guide
- https://cdn-cms.f-static.net/uploads/4365541/normal_5f86f94b367b9.pdf
- https://cdn-cms.f-static.net/uploads/4366035/normal_5f86f8737db67.pdf
- https://cdn-cms.f-static.net/uploads/4365606/normal_5f86fcef2268f.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/ratot_muweliwamopoj.pdf
- https://jatorogerujew.weebly.com/uploads/1/3/2/7/132710569/ruxozukozuvazu.pdf
- https://jawasolasazilem.weebly.com/uploads/1/3/1/3/131379174/9232432.pdf
- https://genigudepa.weebly.com/uploads/1/3/1/0/131070712/kasodopizafazakoxuk.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/rezareludufiven-voxodopi.pdf
- https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/5401885.pdf
- https://uploads.strikinglycdn.com/files/bdef280f-ccf1-4d92-90e4-b7bdfb9a05d2/fepabuwub.pdf
- https://uploads.strikinglycdn.com/files/aa83ca6e-f50f-4946-a539-8ce8aabaca5c/sowunebopuga.pdf
- https://cdn-cms.f-static.net/uploads/4365546/normal_5f86fc9ac9b20.pdf
- https://cdn-cms.f-static.net/uploads/4365619/normal_5f86f86516bc1.pdf
- https://cdn-cms.f-static.net/uploads/4365547/normal_5f86f63a0fe49.pdf
- https://cdn-cms.f-static.net/uploads/4365567/normal_5f86fe96f151c.pdf
- https://cdn-cms.f-static.net/uploads/4366029/normal_5f86f95fa0ed9.pdf
- https://cdn-cms.f-static.net/uploads/4366034/normal_5f86ffd67a12b.pdf
- https://cdn-cms.f-static.net/uploads/4366041/normal_5f86fb73d4862.pdf
- https://cdn-cms.f-static.net/uploads/4365652/normal_5f86fc9d65972.pdf
- https://cdn-cms.f-static.net/uploads/4366033/normal_5f86f86df1f00.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
- gettraff.ru
- cdn-cms.f-static.net
- guwomenod.weebly.com
- jatorogerujew.weebly.com
- jawasolasazilem.weebly.com
- genigudepa.weebly.com
- vuxozajuje.weebly.com
- mogilifus.weebly.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 203.26.79.13
- 74.178.232.29
- 20.184.175.18
- 52.123.252.194
- 52.230.60.54
- 52.123.252.215
- 4.247.188.224
- 4.230.171.124
- 20.165.94.63
- 135.232.92.97
- 4.207.44.71
- 20.236.44.162
- 52.123.129.14
- 52.123.128.14
- 52.123.252.239
- 135.233.95.80
- 52.123.252.216
- 172.178.240.161
- 104.208.16.94
- 20.42.65.91
- 52.148.114.188
- 92.223.78.30
- 172.66.2.5
- 72.153.5.132
- 20.89.1.10
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report