SUSPICIOUS — normal_5f8c89935ae8c.pdf
SUSPICIOUS — normal_5f8c89935ae8c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
a302d6e4841a6ba486ca1eb6d1920bddd313bc5599cb67027513c30fd9bc1e62 - SHA-1:
01272da4c88540cec45f0bdebc30b05633a4692f - MD5:
d9eeb6c9b06eaa1b06302500532a04b6 - ssdeep:
768:LgGzpD3pEUnbsJUa/XEwSQrB3nfpNBjJqte81cm2/eirowoz2di91CA:0GFzpEUn2TbrQw814BrisizCA - TLSH:
T10D329CF350A7EC8DBE839B43ACAB115A1449D78DA236D760158C772DD0BC2ADAF50920 - Submitted as: normal_5f8c89935ae8c.pdf
- File type: pdf · Size: 44897 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 22 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.club/123?keyword=open+problems+in+graph+theory+pdf, https://cdn-cms.f-static.net/uploads/4375356/normal_5f8ba83fdfba5.pdf, https://cdn-cms.f-static.net/uploads/4374203/normal_5f8bd120a4261.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9772 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
- 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
- 250.255.255.239.in-addr.arpa
- 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\sumatrapdfcache\4e574633593e75a08849e7b75bf5ebef.png -
a040290c3a7ad7a83a22f9dad8037292f04a053779e97a6a6341cdb3453dc752 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f2ca88aa312982d210c8a69ed5d076473d382a6949b1e20c0a237b23d521fa79 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.club/123?keyword=open+problems+in+graph+theory+pdf
- https://cdn-cms.f-static.net/uploads/4375356/normal_5f8ba83fdfba5.pdf
- https://cdn-cms.f-static.net/uploads/4374203/normal_5f8bd120a4261.pdf
- https://cdn-cms.f-static.net/uploads/4367631/normal_5f88d3191b338.pdf
- https://cdn-cms.f-static.net/uploads/4366366/normal_5f89734354a83.pdf
- https://jorimedazaget.weebly.com/uploads/1/3/0/7/130738946/286cf1.pdf
- https://viweposedijul.weebly.com/uploads/1/3/1/0/131070314/juwasuvutuxejaf-nutumefagemilak-voduvivotu-robiledajolaw.pdf
- https://uploads.strikinglycdn.com/files/3fdc6b11-2916-4e5c-a325-0c42d6ef02a3/pumonepesazupiwakafonokil.pdf
- https://uploads.strikinglycdn.com/files/fe142128-5f6d-4a9d-8eb1-4ab725fffd50/makutag.pdf
- https://cdn.shopify.com/s/files/1/0432/7152/0411/files/disetozud.pdf
- https://cdn.shopify.com/s/files/1/0433/8099/8298/files/15362942152.pdf
- https://cdn.shopify.com/s/files/1/0437/6035/3429/files/tomapetebumobi.pdf
- https://cdn.shopify.com/s/files/1/0492/8690/6012/files/domimasubitopivenujukafo.pdf
- https://cdn.shopify.com/s/files/1/0435/0243/6512/files/our_god_never_fails_lyrics.pdf
- https://uploads.strikinglycdn.com/files/a2eb6cca-c547-4735-b265-d0b819652564/xeluwidupuruwufes.pdf
- https://uploads.strikinglycdn.com/files/f1475da8-3615-4a57-a6aa-42970c2f7b72/73704569591.pdf
- https://uploads.strikinglycdn.com/files/0899ef8a-cd5c-47a9-a80b-ef60b26cf268/zigovopuwanitinonani.pdf
- https://uploads.strikinglycdn.com/files/681b14b0-a170-40d6-b14c-6160130a466a/71819131839.pdf
- https://jozokuxig.weebly.com/uploads/1/3/2/8/132814463/82bd7.pdf
- https://sokuvotaboraj.weebly.com/uploads/1/3/0/7/130776263/rarikuravowupe.pdf
- https://bijifejutumaxob.weebly.com/uploads/1/3/1/3/131381781/b7d5dd22b5.pdf
- https://viweposedijul.weebly.com/uploads/1/3/1/0/131070314/2467715.pdf
- https://kusebedanosude.weebly.com/uploads/1/3/1/1/131163667/xetobuse.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ttraff.club
- cdn-cms.f-static.net
- jorimedazaget.weebly.com
- viweposedijul.weebly.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- jozokuxig.weebly.com
- sokuvotaboraj.weebly.com
- bijifejutumaxob.weebly.com
- kusebedanosude.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.128
- 40.84.97.4
- 172.66.2.5
- 162.159.142.9
- 13.89.179.15
- 52.123.252.226
- 52.110.12.10
- 52.110.12.3
- 4.230.171.124
- 20.3.4.127
- 85.210.193.152
- 4.150.223.98
- 20.231.239.246
- 40.99.133.210
- 52.123.128.14
- 135.232.92.137
- 203.26.79.13
- 52.123.252.234
- 135.233.45.222
- 20.42.179.192
- 52.148.114.188
- 142.250.183.35
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report