MALICIOUS — fuwiwivazani.pdf
MALICIOUS — fuwiwivazani.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (82/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b5cfb9283658db9fc2f4a7cf474bba8055a1068d9e324e9314ddcffe121a3959 - SHA-1:
d264477c39edd73da95bb48d4e9a3c121e87d34c - MD5:
067d04cfa9f9761b2865f0e1e9400263 - ssdeep:
768:agGzpDGepEk7AImToI8LO6yxXdI7yo77pUE0hZuNRvZHk:HGFKegT3NIz77BsuNRvZHk - TLSH:
T1D9329DF3019BDD8CBAD6EB13A8BB2465614AC74C22369AA0548C777CC57C2BC6E10D60 - Submitted as: fuwiwivazani.pdf
- File type: pdf · Size: 47263 bytes
- Verdict: malicious (82/100)
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 82/100 is the fusion of 6 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8112) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 20 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=homeless+by+anna, https://uploads.strikinglycdn.com/files/9623d846-342c-4045-a524-f156a70c9a23/98351932327.pdf, https://uploads.strikinglycdn.com/files/a398d9bf-2c2c-478e-9224-880a3938a6a7/67144366243.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 (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9769 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
- 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
- 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
- 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
- ntp.ubuntu.com
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b1b4d1fbda2aee357e4b70c1b3868eb8.png -
cdfedb1d83e1dcd3f1ee675a6906c9d2fc985167447c7ff442e1482b6badffe6 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
b0f8eb464d5ec08a8dd63b4e07a11fdf27250c6125ef96305281d4c6b0c3bb10 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=homeless+by+anna
- https://uploads.strikinglycdn.com/files/9623d846-342c-4045-a524-f156a70c9a23/98351932327.pdf
- https://uploads.strikinglycdn.com/files/a398d9bf-2c2c-478e-9224-880a3938a6a7/67144366243.pdf
- https://uploads.strikinglycdn.com/files/81a8720d-0864-4c37-9d6e-b9d3db28bb6b/40524234798.pdf
- https://uploads.strikinglycdn.com/files/8a64db9c-0ea0-4d97-b887-9b9950612f2e/wajewirijutekupujatam.pdf
- https://uploads.strikinglycdn.com/files/b3a8f12e-dfe0-4667-8a47-1cbb5e670c9e/juxomusoxipevolep.pdf
- https://uploads.strikinglycdn.com/files/313f32e6-326c-4283-a4ae-021f64adc5dc/22144355375.pdf
- https://uploads.strikinglycdn.com/files/ecf681ae-348d-460f-8f44-18320ae64e2c/nabefogebaveti.pdf
- https://uploads.strikinglycdn.com/files/32b9a81d-2b9b-4232-b47e-dabc747a7c2a/kuvaduwevotilij.pdf
- http://files.creled.com/uploads/1/3/2/6/132681634/lavako.pdf
- http://ladisowok.greenagefarms.com/uploads/1/3/0/7/130776483/kenim.pdf
- http://bokug.countrymeadows2.com/uploads/1/3/0/7/130738591/8857a3.pdf
- http://wirom.tulanestrokesurvivors.com/uploads/1/3/1/4/131407802/8460086.pdf
- http://gifolaw.senorfrancis.com/uploads/1/3/0/8/130814328/7e1461.pdf
- http://files.christykingham.com/uploads/1/3/0/9/130969742/pixoru-rupejunudefeg-zuzolob.pdf
- http://files.westerncanineacademy.ca/uploads/1/3/1/3/131383664/lobop.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/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- files.creled.com
- ladisowok.greenagefarms.com
- bokug.countrymeadows2.com
- wirom.tulanestrokesurvivors.com
- gifolaw.senorfrancis.com
- files.christykingham.com
- files.westerncanineacademy.ca
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.73.31
- 4.150.223.102
- 52.110.12.21
- 20.165.94.46
- 20.247.184.142
- 4.230.171.124
- 20.42.179.192
- 203.26.79.13
- 52.123.252.230
- 20.42.72.131
- 20.236.44.162
- 20.165.94.63
- 52.123.128.14
- 52.123.252.244
- 135.233.45.221
- 92.223.78.30
- 4.150.223.105
- 20.50.73.5
- 52.168.112.66
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report