MALICIOUS — normal_5f87264bd16fc.pdf
MALICIOUS — normal_5f87264bd16fc.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
667979e95aaec793e1a3112a7d0f44d3a6b2edd255e941f4b6f68a203ad679bf - SHA-1:
bfeb4bbdbfe9fbdd3f36d3e660583bed8f7633d7 - MD5:
b396013c471e5c5ec8bd4027e33f00f8 - ssdeep:
768:FagGzpDUpdhEqI5q9s3n6Wu5uFCmLJ/HFRs/PiNFWxSkSGooGSy9rA3igTk2sL6Q:1GF4pdPKfn6WuOgLSGoM+ruw2sx32k - TLSH:
T196326CF310A3EC4CBA86DB076EAF255D5189E7885132A7A0849C672EC4BC77E3F41950 - Submitted as: normal_5f87264bd16fc.pdf
- File type: pdf · Size: 45526 bytes
- Verdict: malicious (86/100)
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 86/100 is the fusion of 7 weighted signals:
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 9204) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 19 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/2bc7540d-72a2-45e0-ade6-9e64b10bad01/14878017919.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=human+fall+flat+mobile+android+free+download, https://uploads.strikinglycdn.com/files/2bc7540d-72a2-45e0-ade6-9e64b10bad01/14878017919.pdf, https://uploads.strikinglycdn.com/files/8078ce76-0e4e-4d1b-a0d8-e83fc7bd7150/70471290895.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9704 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
- 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
- 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
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- ntp.ubuntu.com
- 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 -
f81fb9b4be8136974bfa77246980c28f358895bccabdf5e03a2f054f97943833 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\f8f9e9ec44741e866b0faaeb855ac45a.png -
051ca8db5e08386d794b884b386bc395122c01fbfe2c95006e7c23fcabd2a50d - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=human+fall+flat+mobile+android+free+download
- https://uploads.strikinglycdn.com/files/2bc7540d-72a2-45e0-ade6-9e64b10bad01/14878017919.pdf
- https://uploads.strikinglycdn.com/files/8078ce76-0e4e-4d1b-a0d8-e83fc7bd7150/70471290895.pdf
- https://uploads.strikinglycdn.com/files/0fc9ec5d-6573-45ed-a22e-0e117f6928e8/fotusinonopusotozad.pdf
- https://uploads.strikinglycdn.com/files/d2cae778-398d-4d27-bba0-f8f45cbff87b/86624224909.pdf
- https://uploads.strikinglycdn.com/files/47ba4299-431c-48da-8c81-aa8d72a144a4/remarepuxaxipokakekomu.pdf
- https://uploads.strikinglycdn.com/files/b06e4d2e-ec80-4ac1-bf66-3a3b944db342/zimiporaduromoti.pdf
- https://uploads.strikinglycdn.com/files/51e44708-7f41-44e2-b6c1-5ded996a292d/voril.pdf
- https://rewemekekebaz.weebly.com/uploads/1/3/1/4/131406535/sazebekijepesev-vobat-zewujon.pdf
- https://povutepumik.weebly.com/uploads/1/3/2/7/132741486/4b201c87d.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/wirexanusir.pdf
- https://tavumake.weebly.com/uploads/1/3/2/7/132740551/b99b8d7f0cc01.pdf
- https://site-1042434.mozfiles.com/files/1042434/ralesobopurotirekazep.pdf
- https://site-1043766.mozfiles.com/files/1043766/jixur.pdf
- https://site-1039217.mozfiles.com/files/1039217/92890895288.pdf
- https://site-1042942.mozfiles.com/files/1042942/90203653620.pdf
- https://site-1039405.mozfiles.com/files/1039405/vezuber.pdf
- https://cdn.shopify.com/s/files/1/0431/7220/0608/files/jarrett_book_us_history_answer_key_chapter_15.pdf
- https://cdn.shopify.com/s/files/1/0498/3049/4363/files/bose_acoustimass_10_series_1.pdf
- https://cdn.shopify.com/s/files/1/0486/4789/7256/files/zadie_smith_white_teeth.pdf
- https://cdn.shopify.com/s/files/1/0499/9784/0539/files/sindhu_tai_sapkal_contact_number.pdf
- https://site-1037245.mozfiles.com/files/1037245/61009330992.pdf
- https://site-1040350.mozfiles.com/files/1040350/kujawub.pdf
- https://site-1038825.mozfiles.com/files/1038825/97816642578.pdf
- https://site-1039906.mozfiles.com/files/1039906/sotolijol.pdf
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- rewemekekebaz.weebly.com
- povutepumik.weebly.com
- fijojonibiw.weebly.com
- tavumake.weebly.com
- site-1042434.mozfiles.com
- site-1043766.mozfiles.com
- site-1039217.mozfiles.com
- site-1042942.mozfiles.com
- site-1039405.mozfiles.com
- cdn.shopify.com
- site-1037245.mozfiles.com
- site-1040350.mozfiles.com
- site-1038825.mozfiles.com
- site-1039906.mozfiles.com
- site-1040144.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.46
- 4.150.223.111
- 20.42.65.89
- 52.123.252.202
- 52.110.12.10
- 52.110.12.38
- 20.42.179.192
- 4.230.171.124
- 4.155.94.154
- 74.179.77.204
- 74.178.240.51
- 20.112.250.133
- 4.150.223.98
- 52.123.129.14
- 72.153.5.141
- 203.26.79.13
- 92.223.78.30
- 135.232.92.34
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report