MALICIOUS — kobotaferopozeboben.pdf
MALICIOUS — kobotaferopozeboben.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
47c3f64fd52dfd56fb296a4f866068ebe4fdebacc641fd8acf448ca1d5337a8c - SHA-1:
c51e766e027ed57df284b338315bb0eeae969976 - MD5:
f1402314afa236cdd7898d5b018a5e79 - ssdeep:
768:RgGzpDExIQbw46tOzL7MdLGT7TL3mFjM4XTb3Vfgp76kJ1oAh78R2OqT:iGFg7c46kAd7Vq6kJWFR2zT - TLSH:
T15D327DF310B3DD4C7B87AB07AEEA115DA149DB886172E764548C272CC4BC6BE7E10A11 - Submitted as: kobotaferopozeboben.pdf
- File type: pdf · Size: 45113 bytes
- Verdict: malicious (92/100)
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 92/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/eb309fc2-808c-473b-9634-f1985016d87e/kopodanubusisolebe.pdf - network signal, weight 0.70, confidence 0.80
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 9148) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=selle+de+wyvern+ark, https://uploads.strikinglycdn.com/files/eb309fc2-808c-473b-9634-f1985016d87e/kopodanubusisolebe.pdf, https://uploads.strikinglycdn.com/files/c4eb24d5-25b4-421f-9df2-5f7c05af0655/42962852317.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)
9740 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- ntp.ubuntu.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
2502f0876ffe29ffcc45742f6e531d5a568c2c2da5d0b430859698218a6c17f5 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\1bb2a1da9512bd0a09fdb9f7a556c74f.png -
cc078a9fbee3186e63e5a92efcbb940c6b330f1eeec141420c28b335d9a0bf0f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=selle+de+wyvern+ark
- https://uploads.strikinglycdn.com/files/eb309fc2-808c-473b-9634-f1985016d87e/kopodanubusisolebe.pdf
- https://uploads.strikinglycdn.com/files/c4eb24d5-25b4-421f-9df2-5f7c05af0655/42962852317.pdf
- https://uploads.strikinglycdn.com/files/078c4f00-c25b-48ac-bdca-73ec6c5b0acf/their_eyes_were_watching_god_nanny_q.pdf
- https://uploads.strikinglycdn.com/files/ae07f6a4-09e3-44a8-b10a-84015e7d1b81/pokudirotataxib.pdf
- https://uploads.strikinglycdn.com/files/f6378d22-0c26-4f3e-8820-41aaaaaf5f48/jepuxewusalogumixagu.pdf
- https://cdn-cms.f-static.net/uploads/4403959/normal_5f930507a2dc6.pdf
- https://cdn.shopify.com/s/files/1/0486/0300/5086/files/gukufa.pdf
- https://cdn.shopify.com/s/files/1/0500/2893/7385/files/34968191128.pdf
- https://cdn.shopify.com/s/files/1/0479/6727/3127/files/63731836886.pdf
- https://cdn.shopify.com/s/files/1/0483/8929/2184/files/fopepofo.pdf
- https://cdn.shopify.com/s/files/1/0497/8412/7650/files/crown_of_sorrow_levers.pdf
- https://s3.amazonaws.com/belopudevuzuza/change_management_journal.pdf
- https://s3.amazonaws.com/susopuzupure/mg_university_bcom_syllabus.pdf
- https://s3.amazonaws.com/tometubufimopim/vebetonuzuzasimafudeje.pdf
- https://cdn.shopify.com/s/files/1/0482/6637/9425/files/65501405549.pdf
- https://cdn.shopify.com/s/files/1/0501/0613/8787/files/rosazadifojapizigagate.pdf
- https://cdn.shopify.com/s/files/1/0493/7216/8351/files/gesolafasekadurorox.pdf
- https://cdn-cms.f-static.net/uploads/4368958/normal_5f8897922f12a.pdf
- https://cdn-cms.f-static.net/uploads/4371005/normal_5f942f0fa81b3.pdf
- https://cdn-cms.f-static.net/uploads/4389809/normal_5f8ece51866f0.pdf
- https://cdn-cms.f-static.net/uploads/4384308/normal_5f8f782f1727d.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/
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- cdn.shopify.com
- s3.amazonaws.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.218
- 74.178.240.61
- 20.184.175.5
- 20.247.184.197
- 52.110.12.18
- 52.110.12.49
- 4.230.171.124
- 135.232.92.137
- 4.207.44.65
- 52.123.129.14
- 72.145.35.109
- 203.26.79.13
- 135.233.45.221
- 74.178.232.29
- 142.251.222.227
- 20.42.65.91
- 48.199.12.1
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report