MALICIOUS — normal_5f86fef5c9cad.pdf
MALICIOUS — normal_5f86fef5c9cad.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:
dbe40333c2c569c77e95ffa770fb866f5919b5ee7fa39ed0d2ea0cd8ace9d645 - SHA-1:
43d3cbf495ceb42c70bd11cdd4470ff62084a004 - MD5:
6ca6d58fb64f5f242abe3bb67fb17e46 - ssdeep:
768:WgGzpDYp/lRJjF4EjK9lfWhFTj6KkpMbtV9NlV3o8gJhKtm0p5rH+:DGF0p/DJj2EOjfSTjLjFV3oBctmK5rH+ - TLSH:
T12931AFF3157BED8C768AAB03ACAA04695049D2853132D7740DCD7B7CC4B86FD6E10A62 - Submitted as: normal_5f86fef5c9cad.pdf
- File type: pdf · Size: 42479 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 23 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/9e2282ea-ac36-4b0d-bf33-5c4dea22b2c4/gexujomonapiwirikipi.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=simple+present+tense+wh+questions+pdf, https://site-1040977.mozfiles.com/files/1040977/wafiraxawobadegevupovo.pdf, https://site-1043668.mozfiles.com/files/1043668/gobimimisiduwagevenavake.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 (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9680 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
- c.pki.goog
- 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\41d773467d46a8b924df30e77615df93.png -
0f1ff9d99c6b07d77a8a9162a4e0a3f0241a287813d09c878650ea52f984808f - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d8194d6358e5c5195b985bb8a052f63eea927760abb7484604972a31aa351291 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=simple+present+tense+wh+questions+pdf
- https://site-1040977.mozfiles.com/files/1040977/wafiraxawobadegevupovo.pdf
- https://site-1043668.mozfiles.com/files/1043668/gobimimisiduwagevenavake.pdf
- https://site-1040320.mozfiles.com/files/1040320/warobibe.pdf
- https://site-1037176.mozfiles.com/files/1037176/mutedimig.pdf
- https://jawasolasazilem.weebly.com/uploads/1/3/1/3/131379174/sefaritonos-nukivafeka-retisebop-regaxumex.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/pejajofedaxevaw_kozadesupuke.pdf
- https://uploads.strikinglycdn.com/files/9e2282ea-ac36-4b0d-bf33-5c4dea22b2c4/gexujomonapiwirikipi.pdf
- https://uploads.strikinglycdn.com/files/32f6e546-b4ef-4087-8e95-1d9ff4e121ab/lenojamux.pdf
- https://uploads.strikinglycdn.com/files/721b21be-e827-4fba-83ce-b88bfe24890a/66010323390.pdf
- https://uploads.strikinglycdn.com/files/3e88ef9f-eeec-4053-8a40-18f4b4387deb/sefibafaxisulifa.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/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787755324&P2=404&P3=2&P4=cq0Fi4c0Ba9FCEByA4rtsk3qfBZ9JcaopS5JMOX%2bWCR%2fEYhi0Ihj6o%2buJ%2fyO7iaPi1mv4nKM%2fJeJUIBwktNlpw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787755376&P2=404&P3=2&P4=bOMX4R1%2b4io44NJohOK7A6A1suQUqt7HjX6gGnUi6Gamj8EdI%2fvbvqhrVj4PBJH3bzNpYeFiZhgnC4FAbQzUeA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
Embedded domains
- ggtraff.ru
- site-1040977.mozfiles.com
- site-1043668.mozfiles.com
- site-1040320.mozfiles.com
- site-1037176.mozfiles.com
- jawasolasazilem.weebly.com
- guwomenod.weebly.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.218
- 135.233.95.144
- 20.184.175.10
- 4.150.223.96
- 20.184.175.19
- 52.123.252.222
- 20.42.179.204
- 52.110.12.4
- 52.110.12.16
- 4.230.171.124
- 52.182.143.212
- 74.178.240.51
- 203.26.79.13
- 4.155.90.37
- 20.231.239.246
- 52.123.128.14
- 40.99.133.226
- 142.250.183.35
- 92.223.78.30
- 135.233.45.221
- 48.199.12.1
- 20.42.72.131
- 142.251.42.99
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report