SUSPICIOUS — normal_5f9cdc5ee688f.pdf
SUSPICIOUS — normal_5f9cdc5ee688f.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:
b5c919d6fbc0c4b0806ee7f2871ff4dbef3b983c8c23c119b2841ac53bcf21cd - SHA-1:
8374c2c667e8f539c10f4bfc99abd1032cf4e037 - MD5:
b0b9038c98a8bea1416c356aab7cde70 - ssdeep:
1536:8GFfq9vpW4wA/jAQuPekDlN5GQaYuldYauqYQ:ZFfmvT7UQoekBbGjYuzJuI - TLSH:
T12134CFF3605BED8C6A8BEF1359F6141A6109C7486132DAA454CC733DC8BC6AEBD10662 - Submitted as: normal_5f9cdc5ee688f.pdf
- File type: pdf · Size: 54415 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 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=which+stage+of+decomposition+is+characterized+by+putrefaction+and+skin+slippage, https://cdn-cms.f-static.net/uploads/4369316/normal_5f939467ecfa0.pdf, https://cdn-cms.f-static.net/uploads/4419857/normal_5f98de175408d.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9697 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
- desktop-hsgcbep
- 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
- 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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a8e4cf4c711f051fc4d9c2aa05b96e76c0b330577d3042616c449f319f9333b4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\f0ee8453b576a61f64d64e5e8e42c6e7.png -
282fdb0ed88128f333ac4f1eb31d71e0ae9689bcbb290fe07fed2088f7d535b7 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=which+stage+of+decomposition+is+characterized+by+putrefaction+and+skin+slippage
- https://cdn-cms.f-static.net/uploads/4369316/normal_5f939467ecfa0.pdf
- https://cdn-cms.f-static.net/uploads/4419857/normal_5f98de175408d.pdf
- https://uploads.strikinglycdn.com/files/711eb3d5-e05c-418d-968a-5aeba9f0a15c/rufoxovov.pdf
- https://naxedomabaxa.weebly.com/uploads/1/3/1/6/131606472/b3f46712be6.pdf
- https://cdn-cms.f-static.net/uploads/4378857/normal_5f8dd904efb3b.pdf
- https://mupibidegupek.weebly.com/uploads/1/3/0/8/130874042/1430795.pdf
- https://nulumekut.weebly.com/uploads/1/3/4/3/134373747/b24e58277e2.pdf
- https://cdn.shopify.com/s/files/1/0486/5805/5318/files/dozukakap.pdf
- https://uploads.strikinglycdn.com/files/d1fc44dc-00fd-4af3-b0df-eab29ee65c16/introduction_to_thermal_physics_schroeder_solutions.pdf
- https://cdn.shopify.com/s/files/1/0505/5080/0542/files/sogex.pdf
- https://mewuvirinikupu.weebly.com/uploads/1/3/4/5/134505229/95abf5.pdf
- https://xunowarusaki.weebly.com/uploads/1/3/4/3/134371630/lowuj.pdf
- http://www.pathologyoutlines.com/topic/forensicspos
- 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=1787750361&P2=404&P3=2&P4=HxkJslqCzf9rm3BMQYYHsNEtP72wViCkK%2fo8TL%2bsbCs6clKg0Gc2Ac0XhHhDbkzpJcEKPAUwkLnfcRXwztn7iQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- naxedomabaxa.weebly.com
- mupibidegupek.weebly.com
- nulumekut.weebly.com
- cdn.shopify.com
- mewuvirinikupu.weebly.com
- xunowarusaki.weebly.com
- www.pathologyoutlines.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.65.90
- 172.172.255.218
- 4.150.223.102
- 13.89.179.15
- 172.66.2.5
- 20.42.65.91
- 52.123.252.193
- 52.123.252.245
- 135.232.92.34
- 52.110.12.42
- 4.230.171.124
- 203.26.79.13
- 135.232.92.137
- 20.42.65.84
- 52.123.128.14
- 4.247.188.233
- 142.250.195.131
- 135.234.160.244
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report