SUSPICIOUS — normal_5f965ef97cb1f.pdf
SUSPICIOUS — normal_5f965ef97cb1f.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (66/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
657fcded0a7431943390f59a300c74fe8b2a7f17f05b6f69cf3ed112ecc288af - SHA-1:
61a12f2354f428d693ee04ef61b0e7ad9fa5483b - MD5:
c54dc2d527edbe64b863a5ff73bd0b23 - ssdeep:
1536:fGFWpLx+q5KmlCEJvhTyCgU01aelA+Cti5BtwYMd:OFWpNesNJ5yDF8eletOt8 - TLSH:
T1A435AEF3409BED8C7A876F436EAB186D018683496133D79055887B2DC97C3BEAD60960 - Submitted as: normal_5f965ef97cb1f.pdf
- File type: pdf · Size: 58804 bytes
- Verdict: suspicious (66/100)
Detections (3 of 50 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 suspicious score of 66/100 is the fusion of 7 weighted signals:
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/1d7d87b4-f115-407a-a203-a7e14a5f3093/gipejavemezex.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.club/123?keyword=sandisk+memory+zone+quick+start+guide, https://uploads.strikinglycdn.com/files/1d7d87b4-f115-407a-a203-a7e14a5f3093/gipejavemezex.pdf, https://uploads.strikinglycdn.com/files/75776fed-073c-4ed5-9c04-5c4dee951508/fegovemiropitidepebo.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 - Contacted 12 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9743 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- 250.255.255.239.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
- 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
- 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
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- 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\sumatrapdfcache\eae9ceffa83492b1bfaf7ebaf2c3ad04.png -
ee1eb9e23d8be4e09b2a937c148e964e42229ef2025b3eae96913cd6112b4d23 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
1c4743c1ef5ad3bd07dbb947866c36e9172e1aab8b494597cae9dac4c11165c2 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.club/123?keyword=sandisk+memory+zone+quick+start+guide
- https://s3.amazonaws.com/voxulija/semopak.pdf
- https://s3.amazonaws.com/bubodeliza/muraronuzevegarazu.pdf
- https://s3.amazonaws.com/vuforewebub/46213041593.pdf
- https://s3.amazonaws.com/fapaga/anarchism_what_it_really_stands_for.pdf
- https://s3.amazonaws.com/tadovu/durusanukezof.pdf
- https://uploads.strikinglycdn.com/files/1d7d87b4-f115-407a-a203-a7e14a5f3093/gipejavemezex.pdf
- https://uploads.strikinglycdn.com/files/75776fed-073c-4ed5-9c04-5c4dee951508/fegovemiropitidepebo.pdf
- https://uploads.strikinglycdn.com/files/b3e77eed-6d30-4ca0-8b0e-a29aef8ac9ba/top_gaming_laptops_under_1000.pdf
- https://cdn.shopify.com/s/files/1/0503/3879/1582/files/japefige.pdf
- https://cdn.shopify.com/s/files/1/0496/0757/3655/files/grand_montecito_animal_hospital_doctors.pdf
- https://cdn.shopify.com/s/files/1/0501/3972/6017/files/saxuvadozonedasulefun.pdf
- https://cdn.shopify.com/s/files/1/0476/7481/8726/files/932227526.pdf
- https://cdn.shopify.com/s/files/1/0428/9118/2243/files/video_indirme_program_apkpure.pdf
- https://uploads.strikinglycdn.com/files/04be4484-2ac3-4e62-bec6-f464e1f1b44f/kavijajogakufi.pdf
- https://uploads.strikinglycdn.com/files/9f55a531-a663-4d34-8491-9d8ff49b7b3c/xadijorunuvokiwuvarupug.pdf
- https://uploads.strikinglycdn.com/files/be3e01e9-030d-41d7-98ec-1a585b4539da/83853561580.pdf
- https://uploads.strikinglycdn.com/files/9ac1858c-ea83-4fde-bf1d-b4bfef905e32/medical_surgical_nursing_book_lippincott.pdf
- https://uploads.strikinglycdn.com/files/fdef6b17-778f-4293-b734-cbf472848858/tobenutezenerepubeve.pdf
- https://uploads.strikinglycdn.com/files/f6875740-b037-4ed9-87f8-8c203d7ac834/nugupekaz.pdf
- https://ruxibero.weebly.com/uploads/1/3/4/4/134403554/kezenev_xafizutovavog_zipabinuresokef.pdf
- https://ranenowubugipo.weebly.com/uploads/1/3/4/0/134040983/zepidukogej.pdf
- https://remewizefo.weebly.com/uploads/1/3/1/8/131856163/45289b7.pdf
- https://segakimorepej.weebly.com/uploads/1/3/0/7/130738797/3150333.pdf
- https://saxibodusazo.weebly.com/uploads/1/3/0/7/130740440/tuzinisovedovo.pdf
Embedded domains
- ttraff.club
- s3.amazonaws.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- ruxibero.weebly.com
- ranenowubugipo.weebly.com
- remewizefo.weebly.com
- segakimorepej.weebly.com
- saxibodusazo.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.145.35.109
- 135.233.45.223
- 20.247.184.197
- 52.110.12.47
- 52.110.12.37
- 57.155.104.224
- 72.145.35.113
- 52.123.128.14
- 135.233.95.144
- 92.223.78.30
- 203.26.79.13
- 4.230.171.124
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report