MALICIOUS — normal_5f8703f0eefc7.pdf
MALICIOUS — normal_5f8703f0eefc7.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:
80c613365af5173a3ac9088675b53042e360bb8561c868d0411e2aa6e3984177 - SHA-1:
812af71c9f970d82709a9d4369b7af34098c075d - MD5:
bc80825fe0b68e7a86d8cc0359aab920 - ssdeep:
768:NgGzpDZopXsQxxPYc3u2Zpin1I1q6yb0Nyha/xCyaHFKw0mwoc:uGF+p8o1wLhexCyalBfwoc - TLSH:
T16C308EF354EBDD4CBE8B9B03ADA71591648AD748A133DB904488772DC8BC1AE6E01831 - Submitted as: normal_5f8703f0eefc7.pdf
- File type: pdf · Size: 38405 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 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4366048/normal_5f86f8ab6d5f8.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/123?keyword=white+rodgers+thermostat+instructions+1f86-344, https://site-1039297.mozfiles.com/files/1039297/lilukijogo.pdf, https://site-1038525.mozfiles.com/files/1038525/2439489639.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)
9672 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
- 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
- ntp.ubuntu.com
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
1d51070eddef48e39c1c8051d5be346de9792ae86fd6a57584b2d7a45a622836 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\742f747f4dabac1887a4e9571e0f393b.png -
a4c9c2b7d945bca7bcc5576b267726443c4838440151030226c97f9692755f2b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=white+rodgers+thermostat+instructions+1f86-344
- https://site-1039297.mozfiles.com/files/1039297/lilukijogo.pdf
- https://site-1038525.mozfiles.com/files/1038525/2439489639.pdf
- https://site-1036716.mozfiles.com/files/1036716/muxokerobakanurafumu.pdf
- https://cdn-cms.f-static.net/uploads/4366042/normal_5f86fc9695f25.pdf
- https://cdn-cms.f-static.net/uploads/4365591/normal_5f86f8d7dd3a2.pdf
- https://cdn-cms.f-static.net/uploads/4366047/normal_5f86fc1ead8cf.pdf
- https://cdn-cms.f-static.net/uploads/4366048/normal_5f86f8ab6d5f8.pdf
- https://cdn-cms.f-static.net/uploads/4365634/normal_5f86fbd91b5ce.pdf
- https://uploads.strikinglycdn.com/files/c9721607-e556-4e0d-8c3c-9352680ceb9a/95200248595.pdf
- https://uploads.strikinglycdn.com/files/c3aea1e0-6a58-4fbc-ae68-b882dbd0e1bf/76513901490.pdf
- https://uploads.strikinglycdn.com/files/1e42ddb0-76d5-4a7f-b98b-8df45c09ce7c/4586782671.pdf
- https://uploads.strikinglycdn.com/files/40e507e7-2e3d-49e0-bbe6-9beca9398ace/17030589286.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/dekegu.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/7885719.pdf
- https://cdn-cms.f-static.net/uploads/4365584/normal_5f86f4d8ba374.pdf
- https://cdn-cms.f-static.net/uploads/4365639/normal_5f86f444355d1.pdf
- https://cdn-cms.f-static.net/uploads/4365602/normal_5f86f9cae2c17.pdf
- https://cdn-cms.f-static.net/uploads/4366055/normal_5f86ff929910a.pdf
- https://cdn-cms.f-static.net/uploads/4365586/normal_5f86fb4ce02ed.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/0c18874847f.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/bewoti.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/fibaxizimudez.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/rotesojelunemiroto.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/nipomomuka_gisotufeje.pdf
Embedded domains
- gettraff.ru
- site-1039297.mozfiles.com
- site-1038525.mozfiles.com
- site-1036716.mozfiles.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- bedizegoresupa.weebly.com
- keniwuki.weebly.com
- dutitujazekap.weebly.com
- vuxozajuje.weebly.com
- jakedekokobara.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.233.95.144
- 57.155.104.224
- 52.168.117.174
- 4.230.171.124
- 57.154.63.210
- 20.184.175.14
- 74.179.77.204
- 40.99.133.226
- 20.50.201.195
- 52.123.129.14
- 52.123.252.246
- 72.145.35.101
- 203.26.79.13
- 20.184.175.16
- 20.184.175.4
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report