SUSPICIOUS — gafamukaje.pdf
SUSPICIOUS — gafamukaje.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 2 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
8f18ea2c124171bda1e254d2b083894862ec300b0810664814205929c929a59b - SHA-1:
cf2f6a16326a86998daeeaa1133a8b51ea6f8e52 - MD5:
58c5e67e88cfb46135461f79b036fa93 - ssdeep:
1536:wGGFjpg3FQXleHv1+ccbt/HJRxWcSBVLjj1BnYccYgH8R:wfFjpg3Fjv1CbtfpWbPj/YnC - TLSH:
T11835B0F350B7DD4CBA876B17BEBB146C944DE74C6132ABA084882B6CD47C6AD7D40A10 - Submitted as: gafamukaje.pdf
- File type: pdf · Size: 60297 bytes
- Verdict: suspicious (68/100)
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 suspicious score of 68/100 is the fusion of 6 weighted signals:
- Contacted 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/wb?keyword=deviance%20in%20sports, https://site-1048452.mozfiles.com/files/1048452/nofotasemiline.pdf, https://site-1040437.mozfiles.com/files/1040437/63165172296.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9713 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
- 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
- desktop-hsgcbep
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- ntp.ubuntu.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7fe03f6cb46dba82bc85fdd2027ea5777dea993532b9e0268be77c4e659eccde - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3666fdde654648e467cc40dcf64859e2.png -
d456b0b4f958dd5eb168d57de624f3856a6aa85569be810bdbc096317fca9c93 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/wb?keyword=deviance%20in%20sports
- https://site-1048452.mozfiles.com/files/1048452/nofotasemiline.pdf
- https://site-1040437.mozfiles.com/files/1040437/63165172296.pdf
- https://site-1036772.mozfiles.com/files/1036772/65441776091.pdf
- https://site-1040312.mozfiles.com/files/1040312/16028418051.pdf
- https://cdn-cms.f-static.net/uploads/4365635/normal_5f872cb382254.pdf
- https://cdn-cms.f-static.net/uploads/4366371/normal_5f8768f754444.pdf
- https://cdn-cms.f-static.net/uploads/4365602/normal_5f876874dc997.pdf
- https://cdn-cms.f-static.net/uploads/4366311/normal_5f876c6f3f868.pdf
- https://cdn-cms.f-static.net/uploads/4365662/normal_5f86fecf0076f.pdf
- https://cdn-cms.f-static.net/uploads/4365646/normal_5f870df17ccf5.pdf
- https://cdn-cms.f-static.net/uploads/4365639/normal_5f87530762c77.pdf
- https://site-1039438.mozfiles.com/files/1039438/tegetibizezaz.pdf
- https://site-1039002.mozfiles.com/files/1039002/kalumumen.pdf
- https://site-1040576.mozfiles.com/files/1040576/8151245038.pdf
- https://site-1039350.mozfiles.com/files/1039350/pediatric_well_child_check_guidelines.pdf
- https://cdn-cms.f-static.net/uploads/4367625/normal_5f874f9cd7116.pdf
- https://cdn-cms.f-static.net/uploads/4366027/normal_5f86fa6c168ef.pdf
- https://cdn-cms.f-static.net/uploads/4366048/normal_5f8751a88a5f3.pdf
- https://cdn-cms.f-static.net/uploads/4366050/normal_5f874ec45e3ab.pdf
- https://cdn-cms.f-static.net/uploads/4365642/normal_5f875bd2b88fe.pdf
- https://uploads.strikinglycdn.com/files/c2333f9d-157c-4030-b1a6-afbe530c0cef/48466972165.pdf
- https://uploads.strikinglycdn.com/files/2800b79c-b920-47e8-a193-6ba79e2bf9b4/89982060003.pdf
- https://uploads.strikinglycdn.com/files/2871f420-7bb5-47e3-93bf-4c13b0d15330/dujiforowizob.pdf
- https://uploads.strikinglycdn.com/files/55748aa4-672d-42d2-9c74-638a4baee1ea/66807861361.pdf
Embedded domains
- gettraff.ru
- site-1048452.mozfiles.com
- site-1040437.mozfiles.com
- site-1036772.mozfiles.com
- site-1040312.mozfiles.com
- cdn-cms.f-static.net
- site-1039438.mozfiles.com
- site-1039002.mozfiles.com
- site-1040576.mozfiles.com
- site-1039350.mozfiles.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 13.69.109.131
- 74.178.76.128
- 72.145.35.106
- 172.66.2.5
- 20.42.65.93
- 20.247.185.124
- 40.84.97.4
- 52.110.12.46
- 4.230.171.124
- 20.112.250.133
- 20.165.94.63
- 172.178.240.163
- 135.232.92.34
- 52.123.128.14
- 20.184.175.8
- 203.26.79.13
- 20.50.201.204
- 52.123.252.230
- 52.148.114.188
- 162.159.36.2
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report