MALICIOUS — 3727511.pdf
MALICIOUS — 3727511.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (80/100). 2 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
059e0a164e249ad3df84ba8a4aa3aaa81bcbeafaa288a708ec0a33ed5bc48d5e - SHA-1:
9dc3de32da4a6666ef638266fcaa2757b98059b5 - MD5:
3ad28fe4bed654f1dd261b201ea25e98 - ssdeep:
768:TgGzpDSOrvC1lsXbRBvnEZk7r0KwvkFRaZxPCnV+VV7:sGFmKT8ZwYKqkFEHPCV+VV7 - TLSH:
T172309EF7509BED8C2E866B13ADB60449614AD7897133975459C8BB3C88BCAFC6E00C61 - Submitted as: 3727511.pdf
- File type: pdf · Size: 38621 bytes
- Verdict: malicious (80/100)
Detections (2 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 80/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://redunexodozik.weebly.com/uploads/1/3/0/8/130814050/9145601.pdf - network signal, weight 0.70, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/wb?keyword=cell%20membrane%206th%20grade%20science, https://redunexodozik.weebly.com/uploads/1/3/0/8/130814050/9145601.pdf, https://cdn-cms.f-static.net/uploads/4373241/normal_5f95fea54ec3f.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Contacted 11 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9771 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- desktop-hsgcbep
- 79.243.254.169.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
- 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
- 255.255.254.169.in-addr.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
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c84ad2d99953f52eb3f9562c35e56976.png -
b7b724e2db4a555891881e5d64e41bf53fb1c308fbce2ac483fc5e5003e0a996 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5d42ed42c774425e50d1cc3c0c2390e2d45bbb2e0616df3eff44b46689c1c229 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/wb?keyword=cell%20membrane%206th%20grade%20science
- https://redunexodozik.weebly.com/uploads/1/3/0/8/130814050/9145601.pdf
- https://cdn-cms.f-static.net/uploads/4373241/normal_5f95fea54ec3f.pdf
- https://nobaditidiz.weebly.com/uploads/1/3/4/2/134235496/2482729.pdf
- https://uploads.strikinglycdn.com/files/7b7e340f-df36-4893-88dd-85c4ce91fa94/emoji_for_star_wars.pdf
- https://folarudivol.weebly.com/uploads/1/3/1/8/131871739/kidupefirut.pdf
- https://kenolafopufa.weebly.com/uploads/1/3/4/5/134528829/7436340.pdf
- https://nonuvatemex.weebly.com/uploads/1/3/4/4/134443968/4e356b6a5102ac9.pdf
- https://cdn-cms.f-static.net/uploads/4409797/normal_5f94aa526fc7f.pdf
- https://cdn-cms.f-static.net/uploads/4410018/normal_5f9fc2c730148.pdf
- https://uploads.strikinglycdn.com/files/2c83bbc7-d6d8-4aa7-af4a-d2893c5c30b3/50181822079.pdf
- https://s3.amazonaws.com/kijelopazekune/regent_theater_los_angeles_parking.pdf
- https://cdn-cms.f-static.net/uploads/4368746/normal_5f91598419f38.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
- gettraff.ru
- redunexodozik.weebly.com
- cdn-cms.f-static.net
- nobaditidiz.weebly.com
- uploads.strikinglycdn.com
- folarudivol.weebly.com
- kenolafopufa.weebly.com
- nonuvatemex.weebly.com
- s3.amazonaws.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.44
- 52.230.60.54
- 4.230.171.124
- 72.154.7.109
- 85.210.196.11
- 135.232.92.137
- 135.233.95.135
- 20.236.44.162
- 52.123.129.14
- 40.103.64.242
- 203.26.79.13
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report