MALICIOUS — normal_5f8bdc54346fe.pdf
MALICIOUS — normal_5f8bdc54346fe.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
40a30d50114de5c5397bd034b1e300fbed22d216c6daa997b6877405b3ecb43d - SHA-1:
3071594c1a9e3636b73da2aef78d349d1fab9217 - MD5:
0cb0592daef115662bdfa126e2bbabb0 - ssdeep:
1536:oGF0p6YAN/XoePxDVZU5FloMw+oN3+PR2iDnEqjRfBRn84Ipz:FF0pLS/ba5cMitg9T5jR/n84g - TLSH:
T11838E1F364A7DE4D7687EB4369D7242AA449878D613BDBA0044C7A2CC1BC97E7F10890 - Submitted as: normal_5f8bdc54346fe.pdf
- File type: pdf · Size: 81191 bytes
- Verdict: malicious (72/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 25 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/e7175759-64bd-4f9d-b08a-d75f90c4980a/28381671512.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=warfarin+dosing+adjustment+guidelines, https://uploads.strikinglycdn.com/files/3a4c3607-7524-4d5b-8a9b-1ab91c6dfb07/7954288731.pdf, https://uploads.strikinglycdn.com/files/e7175759-64bd-4f9d-b08a-d75f90c4980a/28381671512.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)
9739 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\e606144808e84973d639e99c96f998da.png -
f41a0b80f6d5a07f0deea02bbde507e339eb649ca96d24351a616f93c5107c22 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5d66b32828bbb33f2f8380b060e773b622abf32af98792d64dabae5b9e39923e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=warfarin+dosing+adjustment+guidelines
- https://uploads.strikinglycdn.com/files/3a4c3607-7524-4d5b-8a9b-1ab91c6dfb07/7954288731.pdf
- https://uploads.strikinglycdn.com/files/e7175759-64bd-4f9d-b08a-d75f90c4980a/28381671512.pdf
- https://uploads.strikinglycdn.com/files/1bff13d8-6e27-4ef9-8580-60f1a01e1d28/dasumadarovedunodivova.pdf
- https://uploads.strikinglycdn.com/files/a5bda573-5090-4255-b1ad-e99ef8b1b58a/vatolu.pdf
- https://uploads.strikinglycdn.com/files/85e1400d-ebfb-42f5-a548-2ae34f67410f/adobe_illustrator_cs6_full_tutorials.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/kinufijozulof.pdf
- https://nulixedupalaz.weebly.com/uploads/1/3/0/7/130739510/besajadul.pdf
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/d96ddb407408.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/1515306.pdf
- https://tivakoxidedopa.weebly.com/uploads/1/3/0/7/130776298/ee4d089e4608c.pdf
- https://cdn.shopify.com/s/files/1/0429/5367/0822/files/mutodo.pdf
- https://cdn.shopify.com/s/files/1/0465/1316/0350/files/guernsey_county_sheriff_reports.pdf
- https://cdn.shopify.com/s/files/1/0494/1748/6503/files/owsley_county_ky_courthouse.pdf
- https://cdn-cms.f-static.net/uploads/4367290/normal_5f87c46813a58.pdf
- https://cdn-cms.f-static.net/uploads/4366011/normal_5f870847249eb.pdf
- https://cdn-cms.f-static.net/uploads/4365613/normal_5f8ae6672f4bd.pdf
- https://cdn-cms.f-static.net/uploads/4365549/normal_5f875ba4950d5.pdf
- https://cdn-cms.f-static.net/uploads/4378404/normal_5f8a001a8164f.pdf
- https://cdn.shopify.com/s/files/1/0503/6100/8288/files/12751398061.pdf
- https://cdn.shopify.com/s/files/1/0440/4484/5206/files/the_endocrine_system_match_worksheet_answers.pdf
- https://cdn.shopify.com/s/files/1/0483/8624/4757/files/the_campfire_song_song_on_guitar.pdf
- https://cdn.shopify.com/s/files/1/0484/0410/3325/files/sisavofuliza.pdf
- https://uploads.strikinglycdn.com/files/5a828a71-62c4-40b0-929e-c7ab51a2ff33/44371685878.pdf
- https://uploads.strikinglycdn.com/files/6c543115-8a7d-423e-bea0-b477e042bd1f/deguguwix.pdf
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- vuxozajuje.weebly.com
- nulixedupalaz.weebly.com
- gimejexoxixaza.weebly.com
- dutitujazekap.weebly.com
- tivakoxidedopa.weebly.com
- cdn.shopify.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.232.92.137
- 4.247.188.233
- 172.172.255.217
- 20.42.72.131
- 72.145.35.108
- 52.110.12.3
- 52.110.12.40
- 4.230.171.124
- 4.144.132.223
- 48.211.4.16
- 74.178.76.54
- 40.104.4.2
- 74.178.240.61
- 52.123.129.14
- 40.99.133.210
- 72.153.5.63
- 203.26.79.13
- 135.233.45.223
- 20.165.94.46
- 92.223.78.30
- 142.251.42.99
- 4.150.223.111
- 172.170.180.133
- 52.178.17.234
- 142.250.207.3
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report