MALICIOUS — b25d9202e1a4d29b7c2ff3781e99777167661a2564b724c24b5993e2bd9d9971
MALICIOUS — b25d9202e1a4d29b7c2ff3781e99777167661a2564b724c24b5993e2bd9d9971 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b25d9202e1a4d29b7c2ff3781e99777167661a2564b724c24b5993e2bd9d9971 - SHA-1:
cdffaeeedb2dc573aa3008441b526b40795f2b16 - MD5:
9428e7b6f8caeb1c6c85f1d39ad374d2 - ssdeep:
1536:CDdydPpL5ygz7CIRQ6NY5X8dc+uPqg2AXEiwk/4UcqkuchNbGHO0T:Edy/L5tzNQ2Y5X8dJWqgLBbhttchNbG/ - TLSH:
T12638D0F7A167DD9CA78A9F43A5F71464A48CC2C870329A5438C9B7AC883C3BD7D21944 - Submitted as: b25d9202e1a4d29b7c2ff3781e99777167661a2564b724c24b5993e2bd9d9971
- File type: pdf · Size: 81522 bytes
- Verdict: malicious (99/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!9428E7B6F8CA
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!9428E7B6F8CA (rule
PDF/Phish-FAB!9428E7B6F8CA) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 12 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://maypoin.ru/strik?utm_term=how+to+fix+speaker+no+sound+in+pc, https://cdn-cms.f-static.net/uploads/4403807/normal_60437a0dda644.pdf, https://cdn-cms.f-static.net/uploads/4425723/normal_602417302fec1.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 (5 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
- Memory forensics: 4 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in Acrobat.exe (pid 8092) (rule
windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
1008 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- desktop-hsgcbep(3)._dosvc._tcp.local
- desktop-hsgcbep(4)._dosvc._tcp.local
- _dosvc._tcp.local
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://maypoin.ru/strik?utm_term=how+to+fix+speaker+no+sound+in+pc
- https://s3.amazonaws.com/tigewibejageju/2011_rav4_2.5_oil_capacity.pdf
- https://cdn-cms.f-static.net/uploads/4403807/normal_60437a0dda644.pdf
- https://cdn-cms.f-static.net/uploads/4425723/normal_602417302fec1.pdf
- https://s3.amazonaws.com/xumakomowi/31843401377.pdf
- https://s3.amazonaws.com/dutimajizowa/xudelinanelikinugazupa.pdf
- https://s3.amazonaws.com/wujafivabipo/anaconda_hollywood_movie_tamil_dubbed.pdf
- https://uploads.strikinglycdn.com/files/a3eb40f4-0eda-4968-9ac0-6a1936385194/zogakupakubewa.pdf
- https://uploads.strikinglycdn.com/files/167ba036-40eb-4f2d-a177-c6b3f5c75066/runakugedupagilunoloba.pdf
- https://s3.amazonaws.com/padadutiseni/piketawemujonumofonibawa.pdf
- https://s3.amazonaws.com/vexosafugunu/36471249288.pdf
- https://s3.amazonaws.com/ninasivol/24426551977.pdf
- https://sedusubix.weebly.com/uploads/1/3/5/3/135333985/7330678.pdf
- https://s3.amazonaws.com/tirimofufemukat/niputukenawowu.pdf
- https://s3.amazonaws.com/tinajabizoreguf/69771371718.pdf
- https://s3.amazonaws.com/lowebemuwojiso/vugulufipitaxomeguro.pdf
- https://s3.amazonaws.com/divelatoxa/71656635902.pdf
- https://ximofutaxa.weebly.com/uploads/1/3/4/6/134626718/fipizuwuz-wofelepofupe-dugizig-pomun.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
Embedded domains
- maypoin.ru
- s3.amazonaws.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- sedusubix.weebly.com
- ximofutaxa.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 48.211.4.16
- 4.247.188.224
- 4.150.223.113
- 172.172.255.216
- 72.145.35.97
- 52.110.12.2
- 4.230.171.124
- 20.247.184.142
- 172.215.188.225
- 51.116.253.170
- 57.155.101.212
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report