MALICIOUS — normal_5f937fa1352e4.pdf
MALICIOUS — normal_5f937fa1352e4.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
b502524bce608be5b21b205cd05f5ed10f26490b55b23d376555b183d46b4c5c - SHA-1:
0d193977399bf4c49c4fa37e6194ecbb4c7e26e6 - MD5:
d6eef7feaf427d84c72ae60e28863ea6 - ssdeep:
768:L/gGzpDS8oBymWoRh0LJa7WcHyOaJatIpMtYTQ/XkWfQCORVOgSLWm/NV8MkTqNt:LIGFm8QYtWXksQCSkRLWm/NV8+NhJZ - TLSH:
T16D34AEF36097DC4C7BC6EB13ADAB1065D28AC70C61269B90419C7B2CE9BC5BDAD50870 - Submitted as: normal_5f937fa1352e4.pdf
- File type: pdf · Size: 53120 bytes
- Verdict: malicious (84/100)
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 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://cdn-cms.f-static.net/uploads/4366029/normal_5f870f69743b9.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.ru/123?keyword=silent+night+piano+score+pdf, https://cdn.shopify.com/s/files/1/0429/3672/9766/files/visora.pdf, https://cdn.shopify.com/s/files/1/0432/8567/6188/files/palace_of_knossos_guided_tour.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 (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9794 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
- c.pki.goog
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
82297aa9f444150a16bf049775fa315b75b6645a5e980ab558d6dd67fdc4338a - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\7e8e76e4b74716e56c6ee0435bc844c9.png -
d46241e3ba69cd038169211ef6289dcc8274b7f22c48ce4f20534a82b8d8f1dd - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.ru/123?keyword=silent+night+piano+score+pdf
- https://cdn.shopify.com/s/files/1/0429/3672/9766/files/visora.pdf
- https://cdn.shopify.com/s/files/1/0432/8567/6188/files/palace_of_knossos_guided_tour.pdf
- https://cdn.shopify.com/s/files/1/0484/9929/4363/files/nirurepus.pdf
- https://cdn.shopify.com/s/files/1/0431/5804/4828/files/5743071028.pdf
- https://cdn.shopify.com/s/files/1/0429/3961/3347/files/dokuzujibuxov.pdf
- https://cdn-cms.f-static.net/uploads/4378613/normal_5f8cc4e625cb9.pdf
- https://cdn-cms.f-static.net/uploads/4374954/normal_5f8924523f807.pdf
- https://cdn-cms.f-static.net/uploads/4366665/normal_5f8a48b1769be.pdf
- https://cdn-cms.f-static.net/uploads/4365599/normal_5f8786e97266a.pdf
- https://jamuseramomuf.weebly.com/uploads/1/3/1/8/131871426/75f322c843fbf.pdf
- https://korodaziso.weebly.com/uploads/1/3/0/7/130740443/2b34abe251.pdf
- https://cdn-cms.f-static.net/uploads/4377095/normal_5f92414d4ec4e.pdf
- https://cdn-cms.f-static.net/uploads/4366029/normal_5f870f69743b9.pdf
- https://cdn-cms.f-static.net/uploads/4407087/normal_5f935fb3cbdc7.pdf
- https://jiwepurojal.weebly.com/uploads/1/3/0/7/130775762/vinoganazoxelikesuv.pdf
- https://jovikuveditowe.weebly.com/uploads/1/3/0/8/130874612/d39da41031.pdf
- https://bogadisosupotaj.weebly.com/uploads/1/3/0/7/130776541/zojilalir.pdf
- https://ditiwudo.weebly.com/uploads/1/3/1/4/131452947/0f6314c9aeca.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/lanadez.pdf
- https://cdn.shopify.com/s/files/1/0438/4574/6838/files/sofolemegopevamuli.pdf
- https://cdn.shopify.com/s/files/1/0483/5301/8016/files/56374716291.pdf
- https://cdn.shopify.com/s/files/1/0501/8383/1728/files/87475040498.pdf
- https://cdn.shopify.com/s/files/1/0432/9691/5616/files/pabinopux.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- ttraff.ru
- cdn.shopify.com
- cdn-cms.f-static.net
- jamuseramomuf.weebly.com
- korodaziso.weebly.com
- jiwepurojal.weebly.com
- jovikuveditowe.weebly.com
- bogadisosupotaj.weebly.com
- ditiwudo.weebly.com
- guwomenod.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.253.84.76
- 52.110.12.55
- 4.230.171.124
- 57.155.101.212
- 74.178.240.61
- 135.233.95.135
- 52.123.129.14
- 72.153.5.60
- 203.26.79.13
- 135.233.45.222
- 20.42.73.31
- 52.123.252.248
- 52.123.252.197
- 135.232.92.34
- 142.250.207.3
- 104.208.16.94
- 4.150.223.101
- 20.42.73.28
- 172.215.188.225
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report