MALICIOUS — 5fb94e7.pdf
MALICIOUS — 5fb94e7.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
9448fa37737de8eabe955cf0feb9931ce25e85b79af3f2cb7df9fe01d0b31a29 - SHA-1:
83bb1046036489f503d03d15d71a45e40817bdd8 - MD5:
f900393cfae993f5bdce75c066761090 - ssdeep:
1536:AGFWpHyYEBHdvQzQSBdonsBj6BKttHzTgu:NFWpH6wldIAj6qtH9 - TLSH:
T16535AFF3658BDD8DAB8B9703BCBA1116818DC3C81127D7604A88772CD96C3BC7E11991 - Submitted as: 5fb94e7.pdf
- File type: pdf · Size: 58826 bytes
- Verdict: malicious (86/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Microsoft Defender: flagged
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 86/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/ec5b801.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 14 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/wb?keyword=central%20masjid%20luton, https://cdn.shopify.com/s/files/1/0486/4242/5000/files/fibozeripozujowixesobos.pdf, https://cdn.shopify.com/s/files/1/0500/3080/5149/files/76349394251.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9895 behavior events · 1 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
- 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
- desktop-hsgcbep
- 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._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- desktop-hsgcbep(3)._dosvc._tcp.local
- 255.255.254.169.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f7f2152c27710370eb656a55542d5c234591b3b6ace6972bc4e7a1e3bdaf65d2 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3b5741d53c438db79434606c0aaa3515.png -
3a18263c0f3adc682914dabc7e06b98fb81cf436221d2e8d78f7f6274eedc65c - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/wb?keyword=central%20masjid%20luton
- https://cdn.shopify.com/s/files/1/0486/4242/5000/files/fibozeripozujowixesobos.pdf
- https://cdn.shopify.com/s/files/1/0500/3080/5149/files/76349394251.pdf
- https://cdn.shopify.com/s/files/1/0499/2339/1656/files/que_es_una_matriz_de_riesgos.pdf
- https://cdn.shopify.com/s/files/1/0484/6826/3062/files/king_dodongo_hyrule_warriors.pdf
- https://cdn.shopify.com/s/files/1/0429/8339/1395/files/koriguxawavoboxaviwi.pdf
- https://s3.amazonaws.com/henghuili-files/tactics_for_listening_basic_free_download.pdf
- https://s3.amazonaws.com/jamokaroxoj/50670705757.pdf
- https://jufaxexave.weebly.com/uploads/1/3/0/7/130775513/7fde262bb4b.pdf
- https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/ec5b801.pdf
- https://bibeliki.weebly.com/uploads/1/3/0/7/130738572/kupugimasijiwija.pdf
- https://cdn.shopify.com/s/files/1/0431/4365/9677/files/xikawefafinemaxofaxulal.pdf
- https://cdn.shopify.com/s/files/1/0437/6035/3429/files/quality_control_in_histopathology_laboratory.pdf
- https://cdn.shopify.com/s/files/1/0499/3826/8318/files/walking_dead_episode_guide_season_4.pdf
- https://cdn.shopify.com/s/files/1/0434/4319/1969/files/sims_4_aging_cheat_ps4.pdf
- https://cdn.shopify.com/s/files/1/0432/2417/0664/files/invader_zim_loud_house_crossover.pdf
- https://cdn.shopify.com/s/files/1/0429/2601/4620/files/ap_psychology_unit_6_learning_practice_test.pdf
- https://cdn.shopify.com/s/files/1/0486/5389/3782/files/wisuburulijos.pdf
- https://uploads.strikinglycdn.com/files/01452820-6d98-464d-b79f-62f5f8b34e89/paxowux.pdf
- https://uploads.strikinglycdn.com/files/21fbbfc3-4495-4e75-b176-bf2da1305031/28823908601.pdf
- https://uploads.strikinglycdn.com/files/937d1556-9de1-4a21-931b-d5ec6d53883c/fapiwemujuwonixojewip.pdf
- https://uploads.strikinglycdn.com/files/6c61aac5-19e6-4651-879e-c7ba2ef736d7/81372078424.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
- ggtraff.ru
- cdn.shopify.com
- s3.amazonaws.com
- jufaxexave.weebly.com
- wepugimi.weebly.com
- bibeliki.weebly.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.128.14
- 20.42.65.94
- 20.247.184.197
- 40.84.85.40
- 4.230.171.124
- 203.26.79.13
- 4.150.223.109
- 135.232.92.137
- 135.233.45.221
- 51.116.253.168
- 52.123.129.14
- 40.99.134.2
- 135.232.92.34
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report