MALICIOUS — ac805e1f2a5a547a9548639f9bec9f272fff06f482bd38e1f10afd6fc3d745b2
MALICIOUS — ac805e1f2a5a547a9548639f9bec9f272fff06f482bd38e1f10afd6fc3d745b2 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
ac805e1f2a5a547a9548639f9bec9f272fff06f482bd38e1f10afd6fc3d745b2 - SHA-1:
7baae38d8fb3036a1db9a256953279f82ae8721d - MD5:
58b6064bcd3174c17d1620786ac28f65 - ssdeep:
1536:8zjde3z7mJ6sCWZetVukUdqg9cqircW9VAlNtBEeZrX5KJWwpOSSSWv:Gd8mJ/CWZetwkUdR9riHhel5KASW - TLSH:
T17E37D0F321A7ED9C77469F077AEA102C6485E7885672EAB041C8767CC9B863E6F10D10 - Submitted as: ac805e1f2a5a547a9548639f9bec9f272fff06f482bd38e1f10afd6fc3d745b2
- File type: pdf · Size: 73711 bytes
- Verdict: malicious (84/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: http://brunagabriele.it/userfiles/files/49445240109.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://nomylo.ru/uplcv?utm_term=voice+reminder+for+android, https://educationindiajournal.org/ckfinder/userfiles/files/jofijaxovefiwiviziweb.pdf, http://naturalwonders.com/uploads/files/15593866883.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9650 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
- 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
- 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
- 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 -
664b55da9e1c97776854057e7f99d183743882ee0b24e2413530843b15a95c80 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\e29d2bfe57ca9456fe08a40c9552463b.png -
35a0a93a30e501d8a159cd17c586d541c2c0f3ee980a4b9bb619f66e676795f1 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://nomylo.ru/uplcv?utm_term=voice+reminder+for+android
- https://educationindiajournal.org/ckfinder/userfiles/files/jofijaxovefiwiviziweb.pdf
- http://naturalwonders.com/uploads/files/15593866883.pdf
- http://consulcongress.it/uploads/assets/file/suxevewasibetofo.pdf
- http://onlinepravenconsultant.com/uploads/wysiwyg/files/jaxeremavexilikubizibami.pdf
- https://vyrukrc.lt/userfiles/file/20075870531.pdf
- http://brunagabriele.it/userfiles/files/49445240109.pdf
- http://freewest.at/79789073243.pdf
- http://mbjarrahi.com/UploadedFiles/New/file/22123382463.pdf
- http://ranczowdolinie.com/files/jinukepexonojixubovusubib.pdf
- http://farmaciacogliate.it/userfiles/files/2960052744.pdf
- http://superfishinglewood.com/uploads/files/3080555570.pdf
- http://uni-farm.pl/ckfinder/userfiles/files/35370147185.pdf
- https://szabobuszrendeles.hu/files/files/gudilaxigakilud.pdf
- http://nissanotogovap.vn/uploads/images/files/69651488858.pdf
- http://xn--2osv9pt2jfpt.com/uploadfiles/files/gajusiguzofatejutaro.pdf
- https://pmfegypt.com/userfiles/files/67261591868.pdf
- http://daimarconstrucciones.com/images/admin/file/80767107014.pdf
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/16138dfea9af07---9090765265.pdf
- http://dyglas.com/userData/board/file/26822529478.pdf
- http://edmo-cars.nl/images/file/gegeferorotugarabe.pdf
- http://quatangsongvan.com/hinhanh_fckeditor/file/22730109848.pdf
- http://dijladentalcenter-qa.com/userfiles/file/jupatinefunosumoxebagupi.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- nomylo.ru
- educationindiajournal.org
- naturalwonders.com
- consulcongress.it
- onlinepravenconsultant.com
- brunagabriele.it
- mbjarrahi.com
- ranczowdolinie.com
- farmaciacogliate.it
- superfishinglewood.com
- uni-farm.pl
- xn--2osv9pt2jfpt.com
- pmfegypt.com
- daimarconstrucciones.com
- www.sgestrecho.es
- dyglas.com
- edmo-cars.nl
- quatangsongvan.com
- dijladentalcenter-qa.com
- www.w3.org
- purl.org
- ns.adobe.com
- vyrukrc.lt
- freewest.at
- szabobuszrendeles.hu
Embedded IP addresses
- 57.155.104.224
- 52.123.252.204
- 52.110.12.47
- 4.230.171.124
- 52.230.59.222
- 74.178.240.61
- 52.168.112.67
- 20.236.44.162
- 20.165.94.63
- 52.123.128.14
- 20.184.175.14
- 172.178.240.163
- 74.178.76.44
- 72.153.5.96
- 203.26.79.13
- 52.123.252.212
- 92.223.78.30
- 48.200.63.27
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report