MALICIOUS — nemefovafevolerimefur.pdf
MALICIOUS — nemefovafevolerimefur.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
717c03c60bf710cff2dc893d2110f62f584d632a9104cb11572c0364a0ef2120 - SHA-1:
aad03e3343401603537c1fc1ca522134c88958f7 - MD5:
2f365fa612a91903a4ddb664eccd1191 - ssdeep:
768:TgGzpDy3fDnHByKEXrQ+KzqhAgaPgFIVwNlg+6jhPC02t:sGF2LHd2Q+Kzqh/HlgT60G - TLSH:
T161329DF340A7DD8C7ACF6F979EAB1189A046D3897126A76004987B5CC97C6FC3B00661 - Submitted as: nemefovafevolerimefur.pdf
- File type: pdf · Size: 43521 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/fe447064-3e58-4a5f-a162-09035681067a/98595178824.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=produ%25C3%25A7%25C3%25A3o+de+anticorpos+pdf, http://bezanir.cairnsmoirconnections.org/uploads/1/3/2/7/132740212/xapima.pdf, http://files.mgr-design.com/uploads/1/3/0/7/130776201/bugoje.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 (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9708 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
- 250.255.255.239.in-addr.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
- 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
- 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
- desktop-hsgcbep._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
1d9ab1155c8723fecdd1c96e948afbd19cc59ef6a42521099e9e3a3a51e19ae4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\78dbdbe8cc5558cbffda96f479d1074b.png -
15af142a751f8bb72607868e0bdc355dc527d37dfb7148ea666623d212f77267 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=produ%25C3%25A7%25C3%25A3o+de+anticorpos+pdf
- http://bezanir.cairnsmoirconnections.org/uploads/1/3/2/7/132740212/xapima.pdf
- http://files.mgr-design.com/uploads/1/3/0/7/130776201/bugoje.pdf
- http://files.ingersollchoralsociety.ca/uploads/1/3/0/8/130874143/rasudesukuruvan.pdf
- https://uploads.strikinglycdn.com/files/fe447064-3e58-4a5f-a162-09035681067a/98595178824.pdf
- https://uploads.strikinglycdn.com/files/1fb5d4a4-d09e-4440-9e79-1411bb1dd4c1/1327917689.pdf
- https://uploads.strikinglycdn.com/files/9170a603-49d2-4029-beb9-bab4919f3e0a/15260421062.pdf
- https://uploads.strikinglycdn.com/files/638b5900-f8ac-41c8-9b28-a8ef33dad189/tadudo.pdf
- https://uploads.strikinglycdn.com/files/5988bb65-7ef7-4dc8-9698-21158be0f8af/56502776361.pdf
- https://uploads.strikinglycdn.com/files/9c96cc00-7a01-49f2-a314-bcdba1fcb536/98660930925.pdf
- https://uploads.strikinglycdn.com/files/eee2411e-512d-451e-9175-38ef324a6231/6794485992.pdf
- https://uploads.strikinglycdn.com/files/111d5d00-1c25-4f96-86e6-cf8a55ccba69/76456319566.pdf
- https://uploads.strikinglycdn.com/files/4bc4c6a3-73cc-41c2-bde7-f3f08c74c594/91857219176.pdf
- https://site-1036969.mozfiles.com/files/1036969/nezixudekiwodupikeseje.pdf
- https://site-1037026.mozfiles.com/files/1037026/92480517750.pdf
- https://site-1036862.mozfiles.com/files/1036862/lujisogupabope.pdf
- https://site-1037149.mozfiles.com/files/1037149/temuzazip.pdf
- https://site-1036885.mozfiles.com/files/1036885/minax.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
Embedded domains
- ggtraff.ru
- bezanir.cairnsmoirconnections.org
- files.mgr-design.com
- files.ingersollchoralsociety.ca
- uploads.strikinglycdn.com
- site-1036969.mozfiles.com
- site-1037026.mozfiles.com
- site-1036862.mozfiles.com
- site-1037149.mozfiles.com
- site-1036885.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.148.114.188
- 4.207.44.76
- 52.123.252.218
- 52.110.12.11
- 4.230.171.124
- 20.247.184.197
- 20.165.94.63
- 135.233.95.135
- 20.76.201.171
- 52.123.129.14
- 74.179.71.159
- 203.26.79.13
- 40.79.163.154
- 135.234.160.245
- 4.209.250.170
- 52.168.117.174
- 48.199.12.1
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report