MALICIOUS — normal_5f8cbbda3d501.pdf
MALICIOUS — normal_5f8cbbda3d501.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
ee0aca3c901e81b6b96b795982f1ddb0f4966387cee5f58bbcecc12261f39558 - SHA-1:
8b53ee146ae74c744ec8dd6012e2fd1c21c4f5db - MD5:
3d2e426eaade2afd290ecc772906fc1c - ssdeep:
768:YgGzpDvpdujRlGuSaEaq9+n0aSRfxdu4AoAgzG16omNDTE/Ivul5dJr/B+Mr:1GFbpd2+Rfxdu4Wsful5dJrJ+Mr - TLSH:
T188308CF344DBED8C3A86AF03ACAA10552189D38D62329721498CB77CD57C9BE7F10860 - Submitted as: normal_5f8cbbda3d501.pdf
- File type: pdf · Size: 39181 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 21 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/bbfccb2b-7bdc-47da-af2a-1fc25d220988/pekanakakob.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.ru/123?keyword=airbus+a380+fcom+pdf, https://uploads.strikinglycdn.com/files/bbfccb2b-7bdc-47da-af2a-1fc25d220988/pekanakakob.pdf, https://uploads.strikinglycdn.com/files/fef45374-44f5-43f0-8709-60414188883b/45311981116.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9691 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
- 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
- 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 -
b66468177593eedefe9fd5297bb1313bd105e2cd4167db503d63f31b8d6624a4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ddcf086f250341286fb1d8c2b498f1e3.png -
ff9353b72ec4051c2171d4c98a1c4185cc5006df2fd54c6794c6469622b6c571 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.ru/123?keyword=airbus+a380+fcom+pdf
- https://uploads.strikinglycdn.com/files/bbfccb2b-7bdc-47da-af2a-1fc25d220988/pekanakakob.pdf
- https://uploads.strikinglycdn.com/files/fef45374-44f5-43f0-8709-60414188883b/45311981116.pdf
- https://uploads.strikinglycdn.com/files/1ef343d2-11a1-41bb-ba46-b1634bf0601f/53430941899.pdf
- https://cdn-cms.f-static.net/uploads/4365600/normal_5f870189a682f.pdf
- https://cdn.shopify.com/s/files/1/0484/1701/3912/files/trs_tier_6_retirement_age.pdf
- https://cdn.shopify.com/s/files/1/0434/5397/2633/files/37361430200.pdf
- https://cdn.shopify.com/s/files/1/0436/9953/6040/files/jenemosabokupojalo.pdf
- https://cdn.shopify.com/s/files/1/0484/7727/4274/files/nature.pdf
- https://cdn.shopify.com/s/files/1/0502/8072/6728/files/tutaweroluwaj.pdf
- https://uploads.strikinglycdn.com/files/5eb9f981-175f-4e66-88a6-059e5ef0ac30/17412979906.pdf
- https://uploads.strikinglycdn.com/files/70df8f8e-8725-435f-a792-684ebe4516a9/vexerebepud.pdf
- https://uploads.strikinglycdn.com/files/b740f74d-9bf3-4a8d-8d06-a0a01f65bc1d/pasojur.pdf
- https://uploads.strikinglycdn.com/files/aec60fb7-154b-4d28-b3bf-c115f17dedfb/xokazapiwutezofituzax.pdf
- https://uploads.strikinglycdn.com/files/1152529b-8c02-4dc8-95cd-92fea61ed0ff/78846825601.pdf
- https://uploads.strikinglycdn.com/files/87a8d5de-bfea-4612-8c10-68f28a981911/jafigebus.pdf
- https://cdn.shopify.com/s/files/1/0497/7888/4759/files/50728928776.pdf
- https://cdn.shopify.com/s/files/1/0495/5471/8880/files/ariens_520_snowblower_manual.pdf
- https://cdn.shopify.com/s/files/1/0268/7513/4135/files/5652654427.pdf
- https://cdn.shopify.com/s/files/1/0496/0570/5892/files/23268262686.pdf
- https://cdn.shopify.com/s/files/1/0268/7673/9782/files/download_xbox_360_controller_emulator_for_android.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/
Embedded domains
- ttraff.ru
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.148.114.188
- 52.110.12.53
- 74.179.71.159
- 52.110.12.14
- 4.230.171.124
- 74.178.240.51
- 172.215.188.225
- 203.26.79.13
- 20.247.184.142
- 52.123.129.14
- 74.179.77.204
- 172.178.240.163
- 52.123.252.222
- 142.250.195.163
- 52.123.252.247
- 172.172.255.216
- 57.154.63.210
- 172.215.188.232
- 20.42.65.89
- 4.150.223.102
- 52.123.128.14
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report