SUSPICIOUS — nujidesafopiwagulekir.pdf
SUSPICIOUS — nujidesafopiwagulekir.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (56/100). 4 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
965e84818bfd883e77d9c6904fd1f31d3f7627a612e135c6399d66044b76f00c - SHA-1:
7ac4cf7ee397fe6ff158a4cb3e67c130bf2096fa - MD5:
11b590c5092904a9c02c8a891f0f455c - ssdeep:
768:igGzpDpgxCaUl31G2AoGGwUWRXRulZC+3E2CWAswUW1r:/GFFuIB1yTFvhuLU2CewHr - TLSH:
T18A319EF31097DD8C6A87AB436DF61549205AC748713667500898BBBCC8BC6BDAF10971 - Submitted as: nujidesafopiwagulekir.pdf
- File type: pdf · Size: 42119 bytes
- Verdict: suspicious (56/100)
Detections (4 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Microsoft Defender: flagged
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 56/100 is the fusion of 6 weighted signals:
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=cna+agent+login+backup, http://bokimob.thesocialscientist.net/uploads/1/3/2/8/132814007/2086024.pdf, http://pomiwo.inspiredbreath.net/uploads/1/3/2/3/132303052/7673431.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 - Contacted 12 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9750 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.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
- 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
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 20.190.167.65
- 51.116.253.170 DE · AS8075 MICROSOFT-MAINT
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5b5e973cd23bb96d28a5eb3e1f948130.png -
973be88bd4ed6440988661604227899151b51afb3dc51cf42c02c4fdf5f34a95 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5c41b2cf76e794f7d8b1b8ddb3b8286fe274054c8ee9e3d3baaa5704b59b25ef - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=cna+agent+login+backup
- http://bokimob.thesocialscientist.net/uploads/1/3/2/8/132814007/2086024.pdf
- http://pomiwo.inspiredbreath.net/uploads/1/3/2/3/132303052/7673431.pdf
- http://files.onesaint.org/uploads/1/3/1/8/131856212/xuwefexol_pumuluwizuw_kidawuxegoxa.pdf
- https://site-1037055.mozfiles.com/files/1037055/janel.pdf
- https://site-1039148.mozfiles.com/files/1039148/wovafopuba.pdf
- https://site-1038455.mozfiles.com/files/1038455/84054350195.pdf
- https://site-1037156.mozfiles.com/files/1037156/75056551068.pdf
- https://uploads.strikinglycdn.com/files/94552e07-5d14-4cdf-971c-8160cc6b84ad/vufajotivake.pdf
- https://uploads.strikinglycdn.com/files/d321c451-7a80-4874-96a6-c32b957f4ef0/mufetonezavezizaguj.pdf
- https://uploads.strikinglycdn.com/files/c55a76ec-775b-4dfe-b163-b9d115f4c901/44602631371.pdf
- https://uploads.strikinglycdn.com/files/1e3d5fd4-0fea-4b67-86f6-5055e9e5b599/53045895041.pdf
- https://uploads.strikinglycdn.com/files/0a45e923-2cc6-4f0f-a34a-c4222d5a3bae/77876882166.pdf
- https://uploads.strikinglycdn.com/files/b37a8a1c-e289-4293-994e-95ef79d5a4ca/974589399.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
- bokimob.thesocialscientist.net
- pomiwo.inspiredbreath.net
- files.onesaint.org
- site-1037055.mozfiles.com
- site-1039148.mozfiles.com
- site-1038455.mozfiles.com
- site-1037156.mozfiles.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.110
- 51.116.253.170
- 40.84.97.4
- 52.110.12.14
- 20.76.201.171
- 74.178.232.29
- 74.179.77.204
- 4.230.171.124
- 51.104.15.252
- 52.148.114.188
- 162.159.36.2
- 20.231.239.246
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report