SUSPICIOUS — 95cd54e886.pdf
SUSPICIOUS — 95cd54e886.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
abfedb8f4abe4a708f16f1441b0b6827e6efd139d657d7c2e0a04b244aa2b9bc - SHA-1:
92fcc768154c392ddf876336cc8252da1dc4429e - MD5:
589783d1291f6f894d6f808dfe406fac - ssdeep:
768:XgGzpD/JB9NbEUUgSclR7m3BXdQm1Pxf3CGXbPMNFlmGp:wGFrYyGtQgPFRXbPIlmGp - TLSH:
T13B318DF3616BDE9C3EC39F936EF61598608687486122977004887B6CD0B82FD6F14970 - Submitted as: 95cd54e886.pdf
- File type: pdf · Size: 39895 bytes
- Verdict: suspicious (68/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 68/100 is the fusion of 6 weighted signals:
- Contacted 17 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://trafffe.ru/wb?keyword=lotto%20dominator%20free%20download, https://cdn-cms.f-static.net/uploads/4371010/normal_5fa429f72f274.pdf, https://cdn-cms.f-static.net/uploads/4369796/normal_5f8a30e13cb20.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 - Extracted generic config (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9681 behavior events · 1 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
- self.events.data.microsoft.com
- desktop-hsgcbep
- ntp.ubuntu.com
- 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
- 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
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ebf18a5688050acfd66457921b370bfc9e3f97b8e5488f825b0ca9ad76f703fa - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\17ecf0c5cd26a2b9d94ba39bd832e4ec.png -
c9bd61b3380f01bff3ed3e116efebbbcdeb826e249b62aea8b6237d25ee31a45 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://trafffe.ru/wb?keyword=lotto%20dominator%20free%20download
- https://cdn-cms.f-static.net/uploads/4371010/normal_5fa429f72f274.pdf
- https://cdn-cms.f-static.net/uploads/4369796/normal_5f8a30e13cb20.pdf
- https://mutozofe.files.wordpress.com/2020/11/67728004733.pdf
- https://cdn-cms.f-static.net/uploads/4421472/normal_5f9daa8c58560.pdf
- https://cdn-cms.f-static.net/uploads/4383802/normal_5fa1a180a2a59.pdf
- https://cdn-cms.f-static.net/uploads/4425759/normal_5f9b37e2a50fb.pdf
- https://cdn-cms.f-static.net/uploads/4375531/normal_5f906df38525d.pdf
- https://cdn-cms.f-static.net/uploads/4375704/normal_5f993ab9ed908.pdf
- https://s3.amazonaws.com/mipizaju/yowamushi_pedal_season_1_episode_7.pdf
- https://uploads.strikinglycdn.com/files/a02ac825-47a1-4076-a777-fc21a24ad520/19750784457.pdf
- https://uploads.strikinglycdn.com/files/2f42d6fd-c563-4285-a09b-b7ca9ecff521/rumutadenize.pdf
- https://s3.amazonaws.com/piradi/channel_guide_music.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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787471689&P2=404&P3=2&P4=bPdLpL0V5S92ZgbhrnqWlMYQm0Wdc%2buVfluo8pqSFuTr25qRcgdZvlvEvEFEyJEXimrHUK97Oiu5qjCchamxHA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/45cd9142-6feb-4946-89e7-63e58fada30a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/45cd9142-6feb-4946-89e7-63e58fada30a?P1=1787471736&P2=404&P3=2&P4=jfXNnVNprRUlJRiajv6AiR4MCtAzRjg8n0I9WyCvsWv%2bjH%2fjnvEZJ1U9gENXPwDYW3C5XdY7i0igDakvn65jQA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- trafffe.ru
- cdn-cms.f-static.net
- mutozofe.files.wordpress.com
- s3.amazonaws.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.110
- 172.66.2.5
- 52.123.252.194
- 52.110.12.55
- 20.42.179.204
- 4.230.171.124
- 74.178.240.51
- 135.233.95.144
- 74.179.77.204
- 13.69.116.104
- 52.123.129.14
- 74.179.71.159
- 203.26.79.13
- 52.123.252.223
- 4.150.223.98
- 52.148.114.188
- 40.99.133.226
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report