MALICIOUS — givubogop.pdf
MALICIOUS — givubogop.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (89/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b12d2748da41c6783b08a52b8d4e57296a60a29958c7c3a6ff270b38fd86c4a2 - SHA-1:
c2fa45bf71f6b588c5c4d22cf2f4f9f1e61daf1f - MD5:
345689fb1b73cfc6f0f5bc2ef93d3f26 - ssdeep:
768:JgGzpDIyEVweH28iwC8MElcHCdko/fazlp+gneyhMtinHGTGZmOIqi/nTfN7Z0XG:qGFcyQw58ix8e4/fPyfYG01q6x7i0hT - TLSH:
T1AC34C0F3645BFE5C394AAB0399B61558318A87C87222D6B885CC377C88BC6EC5D409B1 - Submitted as: givubogop.pdf
- File type: pdf · Size: 54368 bytes
- Verdict: malicious (89/100)
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 89/100 is the fusion of 8 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule
HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://cctraff.ru/strik?keyword=centrifugation+notes+pdf, https://uploads.strikinglycdn.com/files/19612d1e-8d8f-4888-b7ac-0da89fef129f/55490862269.pdf, https://uploads.strikinglycdn.com/files/0fb0a538-ace9-4cba-a08f-c41c4138f37a/19765970268.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
- Contacted 14 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1285 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- inference.location.live.net
- teams.cloud.microsoft
- c.pki.goog
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- to-do.office.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
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=centrifugation+notes+pdf
- https://uploads.strikinglycdn.com/files/19612d1e-8d8f-4888-b7ac-0da89fef129f/55490862269.pdf
- https://uploads.strikinglycdn.com/files/0fb0a538-ace9-4cba-a08f-c41c4138f37a/19765970268.pdf
- https://uploads.strikinglycdn.com/files/97efc2c9-1911-4951-961f-218300b4ff7d/sofifonigovoneroduvanibuj.pdf
- http://mugux.zacplatforms.co.uk/uploads/1/3/1/3/131379213/bavevizexaz.pdf
- http://files.wuaaup.org/uploads/1/3/2/7/132712530/legupugipujavuvosur.pdf
- http://manise.mgloryfarm.com/uploads/1/3/1/0/131070080/1478340.pdf
- http://fiwori.cameronheightsmusic.com/uploads/1/3/0/7/130739298/f21cc8047.pdf
- http://files.demirandaguitar.com/uploads/1/3/1/8/131871690/fokodibavuf_zogovisum.pdf
- http://fomed.stellashaw.com/uploads/1/3/1/6/131606875/6e9d97010.pdf
- http://rakojin.beachcomberkindergarten.org/uploads/1/3/1/3/131383791/gudezizozo.pdf
- https://uploads.strikinglycdn.com/files/b27cecfc-b7ed-4f5e-994d-a4672ce83e7e/tamotewotibitapojukul.pdf
- https://uploads.strikinglycdn.com/files/7688260c-b66c-411f-8990-e9bfeab0cfc6/19967912690.pdf
- https://uploads.strikinglycdn.com/files/bc2e8ebe-0cdb-4687-9e90-deb1476de4fb/kujawejomiwazusunakoni.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
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- mugux.zacplatforms.co.uk
- files.wuaaup.org
- manise.mgloryfarm.com
- fiwori.cameronheightsmusic.com
- files.demirandaguitar.com
- fomed.stellashaw.com
- rakojin.beachcomberkindergarten.org
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.178.240.161
- 34.104.35.123
- 52.168.117.174
- 125.56.205.139
- 20.247.184.197
- 52.110.12.32
- 172.215.188.232
- 57.154.63.210
- 52.123.252.241
- 40.104.4.2
- 162.159.36.2
- 40.99.133.242
- 203.26.79.13
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report