SUSPICIOUS — 1327917689.pdf
SUSPICIOUS — 1327917689.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
e5853c81f4bd3e56748fdd97707bedf9db6d041933bbb1bea677bada44865f7c - SHA-1:
15e3b924cfeceea8b542ed2086860dfd0657fa65 - MD5:
62f31755409609c32ccb1fcde423870a - ssdeep:
768:I+gGzpDljNpX/WbmAoL05G0hNrvw4VcCUM7s+OvyC:CGFJf+5GaNzwkUms+OvyC - TLSH:
T1A2308CF35097EC8C3A8A6B076DA6105DA189D7CC7032A6A404CC7B7CD0BC6ED6E00A61 - Submitted as: 1327917689.pdf
- File type: pdf · Size: 36256 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=barron%2527+s+sat+math+2+11th+edition+pdf, http://files.basilelimeade.com/uploads/1/3/0/7/130739128/1431616.pdf, http://files.smokeyfiresidecreations.com/uploads/1/3/1/3/131380848/9701498.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)
9764 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.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
- 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
- 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
- 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 -
02f9b9c5c73c08b7274aad8c8c81b2c35d32c3898d7891ae09ddcc888b384fc7 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\d40a87ffd56104160e820a4327c9519d.png -
fd76b35885fd7962ba67b67bd594966856851c0b2219bd1c47f6681408f8df5b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=barron%2527+s+sat+math+2+11th+edition+pdf
- http://files.basilelimeade.com/uploads/1/3/0/7/130739128/1431616.pdf
- http://files.smokeyfiresidecreations.com/uploads/1/3/1/3/131380848/9701498.pdf
- http://wajideto.utterlyuncluttered.com/uploads/1/3/1/4/131437363/vopagag.pdf
- https://site-1036910.mozfiles.com/files/1036910/33120851396.pdf
- https://site-1036850.mozfiles.com/files/1036850/bozofijikusogesone.pdf
- https://site-1036956.mozfiles.com/files/1036956/26416264848.pdf
- https://site-1036685.mozfiles.com/files/1036685/15836002699.pdf
- https://site-1036635.mozfiles.com/files/1036635/28344023147.pdf
- https://cdn.shopify.com/s/files/1/0463/6396/7643/files/16371804003.pdf
- https://cdn.shopify.com/s/files/1/0462/4849/3205/files/diguzujenurowevuzojanija.pdf
- https://cdn.shopify.com/s/files/1/0434/2287/5797/files/chess_rules.pdf
- https://cdn.shopify.com/s/files/1/0434/4755/0119/files/xipigofutofoneme.pdf
- https://cdn.shopify.com/s/files/1/0428/1060/5735/files/62577724680.pdf
- https://cdn.shopify.com/s/files/1/0483/9440/3989/files/estrategias_de_ensenanza_ejemplos.pdf
- https://cdn.shopify.com/s/files/1/0433/5455/4533/files/85102852185.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
- files.basilelimeade.com
- files.smokeyfiresidecreations.com
- wajideto.utterlyuncluttered.com
- site-1036910.mozfiles.com
- site-1036850.mozfiles.com
- site-1036956.mozfiles.com
- site-1036685.mozfiles.com
- site-1036635.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.114
- 172.172.255.217
- 85.210.196.11
- 52.110.12.3
- 20.247.185.124
- 4.230.171.124
- 74.178.240.61
- 135.232.92.97
- 40.104.4.2
- 52.123.128.14
- 135.234.160.246
- 74.179.71.159
- 203.26.79.13
- 20.184.175.4
- 135.234.160.245
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report