MALICIOUS — a117c87256d21cbb9f94d747022f8d60c5b21f1249929dde96085c770d7c0e44
MALICIOUS — a117c87256d21cbb9f94d747022f8d60c5b21f1249929dde96085c770d7c0e44 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:
a117c87256d21cbb9f94d747022f8d60c5b21f1249929dde96085c770d7c0e44 - SHA-1:
262467469424799e248876a9dc3189135388bc79 - MD5:
e246f1335a79ad0b3f98dfef21f3e287 - ssdeep:
1536:iPnERX9ldIICMtEtj3BWboMJFiCPs3gMnAF3Vc6OzUgKxvWVghGOM0:YEjl2V3BIK3gM63XOggKpYIGK - TLSH:
T18A37D0F361A7DDCCBA83A78399BB055C6048D6CD2932A761948CA71C99BC77C3F11920 - Submitted as: a117c87256d21cbb9f94d747022f8d60c5b21f1249929dde96085c770d7c0e44
- File type: pdf · Size: 76555 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!E246F1335A79
- 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://uploads.strikinglycdn.com/files/1bf59a38-caaa-4b00-b6c7-43d3997890c8/2nd_grade_reading_workbook.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 22 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://bologen.ru/strik?utm_term=my+hero+academia+vol+1+pdf+free+download, https://uploads.strikinglycdn.com/files/1bf59a38-caaa-4b00-b6c7-43d3997890c8/2nd_grade_reading_workbook.pdf, https://kabapavubume.weebly.com/uploads/1/3/4/7/134742816/49b92d.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)
9604 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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 -
4ad1dc3279c5d93394ddcdf16d50df017d5eaac318459cf400eda15cf1c52bbd - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\9f1b442fe408b983381aeac110bf63f2.png -
9f042e302f68dfc916edf8dae616f024daaff221e10e32894715b0e8a95b1416 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://bologen.ru/strik?utm_term=my+hero+academia+vol+1+pdf+free+download
- https://uploads.strikinglycdn.com/files/1bf59a38-caaa-4b00-b6c7-43d3997890c8/2nd_grade_reading_workbook.pdf
- https://kabapavubume.weebly.com/uploads/1/3/4/7/134742816/49b92d.pdf
- https://uploads.strikinglycdn.com/files/449ef172-3922-4d33-ad3a-31793dc5960b/firefox_portable_49_32_bit.pdf
- https://uploads.strikinglycdn.com/files/77ef3aae-d5ab-4c7c-b5a3-a1efd67ee8ea/how_do_i_know_if_my_golf_cart_battery_charger_is_bad.pdf
- https://s3.amazonaws.com/fivebo/59851226596.pdf
- https://s3.amazonaws.com/sukedil/bible_study_fellowship_answers_lesson_16.pdf
- https://uploads.strikinglycdn.com/files/fad74956-4bd5-4d4e-8308-bc6179c92a95/how_to_sight_in_a_barnett_jackal_crossbow.pdf
- https://pajejasebuwosiw.weebly.com/uploads/1/3/0/8/130813778/8d7d40.pdf
- https://uploads.strikinglycdn.com/files/54a50de1-e172-4d62-aa0a-cae86b9a63a2/sufaporurimujagadutolusiz.pdf
- https://s3.amazonaws.com/tirimofufemukat/63003258079.pdf
- https://s3.amazonaws.com/bupesejirijejus/como_convertir_gramos_a_mg.pdf
- https://s3.amazonaws.com/memobofilenabon/banarasiya_mp4_video_song.pdf
- https://sivubatololux.weebly.com/uploads/1/3/4/8/134850937/21b46437a6bc.pdf
- https://s3.amazonaws.com/rodigapigeta/mediaget_mac_free.pdf
- https://uploads.strikinglycdn.com/files/db7b4f6d-454c-458e-97c0-c45578757757/catholic_childrens_prayer_book.pdf
- https://s3.amazonaws.com/padadutiseni/23370975930.pdf
- https://biwimukapol.weebly.com/uploads/1/3/1/3/131398517/kinaposux-mexanatidod-betinim-rojoza.pdf
- https://tenosufude.weebly.com/uploads/1/3/1/4/131455069/2d10a.pdf
- https://s3.amazonaws.com/tokit/sifutagunevisog.pdf
- https://s3.amazonaws.com/tokatefozude/biomedical_waste_disposal_methods.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
- bologen.ru
- uploads.strikinglycdn.com
- kabapavubume.weebly.com
- s3.amazonaws.com
- pajejasebuwosiw.weebly.com
- sivubatololux.weebly.com
- biwimukapol.weebly.com
- tenosufude.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.108
- 20.42.73.27
- 74.178.240.61
- 92.223.78.30
- 52.123.252.232
- 20.247.185.124
- 57.155.101.212
- 4.230.171.124
- 20.165.94.63
- 74.179.77.164
- 20.112.250.133
- 52.123.128.14
- 40.103.64.242
- 40.99.133.210
- 52.123.252.192
- 135.232.92.34
- 72.153.5.96
- 203.26.79.13
- 52.123.252.202
- 4.150.223.107
- 20.42.179.204
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report