MALICIOUS — a326b33e94fb4ff9179202453ad76a5f2e8e9671ed0bd9c01f2e27194a2f5046
MALICIOUS — a326b33e94fb4ff9179202453ad76a5f2e8e9671ed0bd9c01f2e27194a2f5046 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
a326b33e94fb4ff9179202453ad76a5f2e8e9671ed0bd9c01f2e27194a2f5046 - SHA-1:
5bdf2c4ff94ee929497c7b069fd3fbdad8b5128c - MD5:
ca01d158dca7f80c9a395ab2e11d1c48 - ssdeep:
1536:jlkZ8NPB9vbjUsRuJ+09fqmfT2aIVGWsu52rB1StoCKj3Yr68k5KF7cI6Pe1vf:JUGPB9v3HRaL9fq8lIVhv81Sto3qk5oV - TLSH:
T14F38C0F3614BDE4C79C76B432DB612AC604AD7C874329B944884B76CDDB82EE3B40661 - Submitted as: a326b33e94fb4ff9179202453ad76a5f2e8e9671ed0bd9c01f2e27194a2f5046
- File type: pdf · Size: 83826 bytes
- Verdict: malicious (98/100)
Detections (5 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!CA01D158DCA7
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://static.s123-cdn-static.com/uploads/4374362/normal_5ffbbf334a47d.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://nipisod.ru/strik?utm_term=clases+de+guitarra+para+ni%25C3%25B1os+near+me, https://5e20aa6b-77ef-4f11-9344-5454fb7c649c.filesusr.com/ugd/fb3aa9_af8184eaa7754c75b5e9eea6135ceebc.pdf?index=true, https://cdn-cms.f-static.net/uploads/4415740/normal_60349a92740a5.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9644 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
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
b79c680c24631afd5f9644dc97ee69a37841fa3e05376e1ab107de9957a8e478 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a38ddf637b6ce1584e87c1d57f6b0d7d.png -
4e2446a3b7a32f78734cb405d5ef2d11f12c0320100264a9ade4a82db79a6259 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://nipisod.ru/strik?utm_term=clases+de+guitarra+para+ni%25C3%25B1os+near+me
- https://5e20aa6b-77ef-4f11-9344-5454fb7c649c.filesusr.com/ugd/fb3aa9_af8184eaa7754c75b5e9eea6135ceebc.pdf?index=true
- https://cdn-cms.f-static.net/uploads/4415740/normal_60349a92740a5.pdf
- http://sisizovomejefi.epizy.com/call_me_by_your_name_movie_poster_hd.pdf
- http://businesslinecenter.com/57826908128litji.pdf
- http://mobapur.iblogger.org/12906967254.pdf
- https://s3.amazonaws.com/palevijuj/instagram_tanpa_play_store.pdf
- https://2b12d24f-0c9a-4a32-b427-430aba395f0c.filesusr.com/ugd/6cfe90_2dd4bde359054e6c8b05e569159f99b8.pdf?index=true
- https://badobokitevobux.weebly.com/uploads/1/3/0/9/130969603/4571958.pdf
- https://static.s123-cdn-static.com/uploads/4374362/normal_5ffbbf334a47d.pdf
- http://pexivakerofus.rf.gd/oxford_collocation_in_use.pdf
- http://wownatural.fun/tidiputepobikavitoycq3p.pdf
- https://d17f4099-ecc1-42b1-9c73-51521793457c.filesusr.com/ugd/4a2613_6639dad71c454620bbb59f642f62dcba.pdf?index=true
- https://s3.amazonaws.com/vizegemawokaxe/the_stanley_hotel_bear_in_lobby.pdf
- http://depegiwisa.epizy.com/powipujipijunax.pdf
- http://smotrikino.fun/toro_brand_reviewu3k8u.pdf
- https://s3.amazonaws.com/bomupi/26603892891.pdf
- https://cdn-cms.f-static.net/uploads/4413457/normal_606e5992f12ce.pdf
- https://goxezojukaruvuk.weebly.com/uploads/1/3/4/0/134000107/7928873.pdf
- https://e5b7f393-9b83-42c5-a877-5b85c0c772c8.filesusr.com/ugd/77b42d_466568834b894eb5b510195ea5073cca.pdf?index=true
- https://kukezedom.weebly.com/uploads/1/3/4/6/134629177/figabi.pdf
- http://virnet77.ru/ta_fidelite_est_grandee91op.pdf
- https://cdn-cms.f-static.net/uploads/4408321/normal_6031237f52366.pdf
- https://bapumora.weebly.com/uploads/1/3/2/7/132740837/5b6e963d.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- nipisod.ru
- 5e20aa6b-77ef-4f11-9344-5454fb7c649c.filesusr.com
- cdn-cms.f-static.net
- sisizovomejefi.epizy.com
- businesslinecenter.com
- mobapur.iblogger.org
- s3.amazonaws.com
- 2b12d24f-0c9a-4a32-b427-430aba395f0c.filesusr.com
- badobokitevobux.weebly.com
- static.s123-cdn-static.com
- wownatural.fun
- d17f4099-ecc1-42b1-9c73-51521793457c.filesusr.com
- depegiwisa.epizy.com
- smotrikino.fun
- goxezojukaruvuk.weebly.com
- e5b7f393-9b83-42c5-a877-5b85c0c772c8.filesusr.com
- kukezedom.weebly.com
- virnet77.ru
- bapumora.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
- pexivakerofus.rf.gd
Embedded IP addresses
- 172.66.2.5
- 104.208.16.94
- 52.110.12.55
- 4.230.171.124
- 85.210.196.11
- 52.230.60.54
- 52.123.252.226
- 74.179.71.159
- 135.233.95.135
- 135.233.95.144
- 203.26.79.13
- 52.123.129.14
- 74.179.77.204
- 52.123.252.245
- 85.210.193.152
- 172.170.180.133
- 4.150.223.98
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report