SUSPICIOUS — normal_5f87b668baef7.pdf
SUSPICIOUS — normal_5f87b668baef7.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:
5cb9cef76a9cedc37332fc0b9ecdc5b3d5b6f0792d76652c40ea69dd9e2fc6bb - SHA-1:
66372b4ec2794e9ea691df7811c2beddfe27ebfd - MD5:
77404a872d3c07f346a4f1d654f20ff7 - ssdeep:
768:PgGzpDKpzemaZYBJRK+fT4iwCIbba5cXetDO5NMefq3ryMT52V0O7eH:4GFmpwiwXdetDOy3rvTsyO7eH - TLSH:
T1ED318EF35067EC4CBAC65B03ADAA256551C8D38CA223A760588C7A6CD1BC6FD7F40861 - Submitted as: normal_5f87b668baef7.pdf
- File type: pdf · Size: 41990 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 21 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=malayalam+story+books+pdf+for+children%2527s, https://cdn.shopify.com/s/files/1/0498/6109/9675/files/rockin_in_the_free_world_chords.pdf, https://cdn.shopify.com/s/files/1/0481/5195/3557/files/tadobesurekavobunimekax.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 (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9694 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
- 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
- ntp.ubuntu.com
- _dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\054ddf8e5a0c4920185e1f6b04e719f9.png -
ce43476eaa9033749a677524865c567ffe55400b7f15f9987e5e8b3046bc15cd - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f827ee1630752e4e56a47ec42283c3532111c327d47c58115d5534d95bb8661c - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=malayalam+story+books+pdf+for+children%2527s
- https://cdn.shopify.com/s/files/1/0498/6109/9675/files/rockin_in_the_free_world_chords.pdf
- https://cdn.shopify.com/s/files/1/0481/5195/3557/files/tadobesurekavobunimekax.pdf
- https://cdn.shopify.com/s/files/1/0429/3676/2527/files/10445186886.pdf
- https://site-1042502.mozfiles.com/files/1042502/50641571292.pdf
- https://site-1048530.mozfiles.com/files/1048530/genuzugulopativuseti.pdf
- https://site-1038432.mozfiles.com/files/1038432/37315068249.pdf
- https://site-1040293.mozfiles.com/files/1040293/61594777464.pdf
- https://site-1042602.mozfiles.com/files/1042602/68170721921.pdf
- https://site-1040665.mozfiles.com/files/1040665/samsung_smart_switch_latest_apk_download.pdf
- https://site-1038499.mozfiles.com/files/1038499/malogadunazuguzojiresakew.pdf
- https://site-1043396.mozfiles.com/files/1043396/36368275095.pdf
- https://site-1038920.mozfiles.com/files/1038920/lejanisetopetom.pdf
- https://site-1040171.mozfiles.com/files/1040171/nimaxerekafowojexorim.pdf
- https://site-1042927.mozfiles.com/files/1042927/xubavaveb.pdf
- https://site-1039698.mozfiles.com/files/1039698/gipoj.pdf
- https://site-1042554.mozfiles.com/files/1042554/dugeleteravenapinovu.pdf
- https://site-1043611.mozfiles.com/files/1043611/53190030772.pdf
- https://site-1040048.mozfiles.com/files/1040048/50195312767.pdf
- https://cdn-cms.f-static.net/uploads/4367300/normal_5f878ec009a4a.pdf
- https://cdn-cms.f-static.net/uploads/4366032/normal_5f874440279bc.pdf
- https://cdn-cms.f-static.net/uploads/4366637/normal_5f874af443142.pdf
- https://cdn-cms.f-static.net/uploads/4366347/normal_5f87ab8fba3a6.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- gettraff.ru
- cdn.shopify.com
- site-1042502.mozfiles.com
- site-1048530.mozfiles.com
- site-1038432.mozfiles.com
- site-1040293.mozfiles.com
- site-1042602.mozfiles.com
- site-1040665.mozfiles.com
- site-1038499.mozfiles.com
- site-1043396.mozfiles.com
- site-1038920.mozfiles.com
- site-1040171.mozfiles.com
- site-1042927.mozfiles.com
- site-1039698.mozfiles.com
- site-1042554.mozfiles.com
- site-1043611.mozfiles.com
- site-1040048.mozfiles.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.113
- 74.178.76.44
- 135.232.92.34
- 74.178.240.61
- 13.89.179.15
- 172.172.255.216
- 72.153.5.133
- 52.168.117.168
- 51.132.193.105
- 20.184.175.9
- 52.110.12.56
- 4.230.171.124
- 20.3.0.251
- 4.155.94.154
- 135.233.95.144
- 4.150.223.96
- 52.123.129.14
- 72.154.7.97
- 203.26.79.13
- 172.215.188.225
- 92.223.78.30
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report