MALICIOUS — normal_5f880b193123c.pdf
MALICIOUS — normal_5f880b193123c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 3 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
056948d251608312ddb69e67d74b0fca77868e535bb69cdbf54feccb67044830 - SHA-1:
aa8a758230acd3145ae144bbdc52a6c5c8f6a808 - MD5:
22ce4aa24e8177bda58d7ba4fe24d997 - ssdeep:
768:GgGzpDup0EqL3qu3ducEk9oL5wDLTwx4nZHfnduur8rdWlHxg8Vcufy3LwYc:TGFKpzsDfuMZHvrydWlHxgAhsPc - TLSH:
T152329EF350D7DD8C768BAB035EFB1559914AD78DA036AA704888372CC47CAFE6E10A50 - Submitted as: normal_5f880b193123c.pdf
- File type: pdf · Size: 43848 bytes
- Verdict: malicious (75/100)
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 75/100 is the fusion of 7 weighted signals:
- Contacted 17 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/5eaf11f3-43bc-4585-8b52-b935781dac21/sibigusiwepaliwarixitik.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=surface+area+of+cuboids+worksheet+tes, https://wopeduvolevim.weebly.com/uploads/1/3/0/7/130776212/6281626.pdf, https://zelapagetuwuj.weebly.com/uploads/1/3/1/4/131406140/xapupevojawogewufu.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 - Extracted generic config (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9702 behavior events · 1 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
- 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
- ntp.ubuntu.com
- 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
- 252.0.0.224.in-addr.arpa
- desktop-hsgcbep
- 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?P1=1787476134&P2=404&P3=2&P4=Lcht%2flawZ1Re916XbCPTEaqsLSrQplCCDG2asCSNhR32r16RnlhF%2bdk%2fPH0hXuhiVjw1keJtUNUldGsNLEjELQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
8a444b3a617586c39c31df0ac7b10fe161483944d39ef978b35009e3371266ec - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\7fdd8a84a14786c78b474fc4fbf32470.png -
e6002248cd3b1b606e07cacc0a8b8cbf0a368eade0728eb9adf8aee81b3a8282 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=surface+area+of+cuboids+worksheet+tes
- https://wopeduvolevim.weebly.com/uploads/1/3/0/7/130776212/6281626.pdf
- https://zelapagetuwuj.weebly.com/uploads/1/3/1/4/131406140/xapupevojawogewufu.pdf
- https://wovasemuzusalej.weebly.com/uploads/1/3/1/6/131636629/waxijefelege_vefimofuliredif.pdf
- https://wekubuzebebam.weebly.com/uploads/1/3/0/7/130739705/9526917.pdf
- https://pumowurunumig.weebly.com/uploads/1/3/2/7/132740285/b626fe5a22736.pdf
- https://uploads.strikinglycdn.com/files/5eaf11f3-43bc-4585-8b52-b935781dac21/sibigusiwepaliwarixitik.pdf
- https://uploads.strikinglycdn.com/files/0b0df74a-d34c-4779-a923-34f92a2deeae/7621413980.pdf
- https://uploads.strikinglycdn.com/files/41a058d1-0f64-40c1-910f-1069611bcb4d/fujeg.pdf
- https://uploads.strikinglycdn.com/files/70858889-64c4-4a62-bc9b-409a85e4d2e8/14057632198.pdf
- https://uploads.strikinglycdn.com/files/8637d876-2fe2-48af-93e1-50df402e8602/84411878462.pdf
- https://uploads.strikinglycdn.com/files/967d45dd-2816-4c61-afa2-32782a0375f4/77295098048.pdf
- https://cdn.shopify.com/s/files/1/0266/8160/6340/files/88884055495.pdf
- https://cdn.shopify.com/s/files/1/0484/2360/0286/files/wuvadavuzorebi.pdf
- https://cdn.shopify.com/s/files/1/0435/7206/8520/files/lazy_boy_recliner_mechanism_diagram.pdf
- https://cdn.shopify.com/s/files/1/0438/3768/5920/files/65839709729.pdf
- https://cdn.shopify.com/s/files/1/0431/6522/1028/files/37772930305.pdf
- https://uploads.strikinglycdn.com/files/ff341000-8b4d-47d5-82ae-cc35f2127ab7/50829327489.pdf
- https://uploads.strikinglycdn.com/files/91330340-1eb2-4684-85d5-9e61dbcf4676/28510100228.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/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Embedded domains
- cctraff.ru
- wopeduvolevim.weebly.com
- zelapagetuwuj.weebly.com
- wovasemuzusalej.weebly.com
- wekubuzebebam.weebly.com
- pumowurunumig.weebly.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.65.89
- 85.210.193.152
- 4.150.223.98
- 162.159.142.9
- 52.110.12.10
- 40.84.85.40
- 4.230.171.124
- 20.42.179.204
- 135.232.92.97
- 203.26.79.13
- 4.207.44.71
- 52.123.252.215
- 52.123.252.245
- 74.179.77.204
- 20.165.94.46
- 52.148.114.188
- 40.99.134.18
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report