MALICIOUS — c2bfc618038f7268af5fb9ff8f6930cd6b0254a01011c0ad1d5b97bf23616f4c
MALICIOUS — c2bfc618038f7268af5fb9ff8f6930cd6b0254a01011c0ad1d5b97bf23616f4c is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
c2bfc618038f7268af5fb9ff8f6930cd6b0254a01011c0ad1d5b97bf23616f4c - SHA-1:
e3d748f44a47e8db06876aa0aa8a83d89fa58f16 - MD5:
bcf7672c6ae9bb22a7c6af56fc9778bf - ssdeep:
1536:649Wb6n8b6BLE6nZatIHJCdGEhd6phrhK5VIiwqVMBCF1qc1NFTuLEfmGZm:f9Wb6n8b6SoZjO6XY5VIrqVMBC3kL6mt - TLSH:
T12539E0F360A7DC4C398697537CB272987085828972329B9088DC7B7DC8A83AD2F61D51 - Submitted as: c2bfc618038f7268af5fb9ff8f6930cd6b0254a01011c0ad1d5b97bf23616f4c
- File type: pdf · Size: 90395 bytes
- Verdict: malicious (100/100)
Detections (4 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/d4bcc85d-06fc-4c8b-8952-75b561e41301/66087919115.pdf - network signal, weight 0.70, confidence 0.80
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 12 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://golowaki.ru/strik?utm_term=call+me+by+your+name+full+movie+online+free+with+subtitles, https://kevavabine.weebly.com/uploads/1/3/1/4/131406582/1080394.pdf, http://zdorovie-vashe-vse.xyz/xam_idea_science_class_9_free9fm1o.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
- Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in Acrobat.exe (pid 4068) (rule
windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
990 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.121
- 23.11.37.157
- 20.190.167.21
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://golowaki.ru/strik?utm_term=call+me+by+your+name+full+movie+online+free+with+subtitles
- https://kevavabine.weebly.com/uploads/1/3/1/4/131406582/1080394.pdf
- http://zdorovie-vashe-vse.xyz/xam_idea_science_class_9_free9fm1o.pdf
- http://golden-charm.ru/534143528677iejz.pdf
- http://vittorguxx.site/ronudeliburefopiso5xltb.pdf
- https://s3.amazonaws.com/fejenijovekozu/introduction_to_computational_linguistics_syllabus.pdf
- https://wigeludob.weebly.com/uploads/1/3/1/6/131636858/kuwivifor.pdf
- https://c3bb11cb-ba02-405d-8462-2b4421b436e1.filesusr.com/ugd/4c7814_a3db9af4acf24be3a58a122275069974.pdf?index=true
- https://s3.amazonaws.com/xozeb/acpi_ven_hpq_dev_0004.pdf
- https://s3.amazonaws.com/bifamomove/papisutilimul.pdf
- https://4c80ca50-31de-4e6f-b265-471620011c4a.filesusr.com/ugd/08c6b7_4bb864a29fd84dad922451f0c2e87f9f.pdf?index=true
- http://eagleaff.com/pearson_algebra_2_workbook_answers2jhny.pdf
- http://shtancircul.site/97047469795cvk8w.pdf
- http://gloslides.com/kulefojefokofakim6tt8s.pdf
- https://s3.amazonaws.com/pibajuwi/divonedujopafixekela.pdf
- https://uploads.strikinglycdn.com/files/d4bcc85d-06fc-4c8b-8952-75b561e41301/66087919115.pdf
- https://uploads.strikinglycdn.com/files/3a7dd11a-9287-47ec-9ad8-1aefaedc70e0/boy_scouts_lawsuit_california.pdf
- http://ver-alex.website/krups_ice_cream_maker_partsbm5i1.pdf
- http://twirlini.com/72917904497glntl.pdf
- http://regvoolkim.website/bullying_in_secondary_schoolscdpju.pdf
- https://uploads.strikinglycdn.com/files/9315a70d-fc67-46fc-86e7-fee608235309/who_is_the_current_army_chief_of_staff_in_sierra_leone.pdf
- https://uploads.strikinglycdn.com/files/f278f5b0-b3a1-431e-9d20-a8d85e51352b/67670576388.pdf
- https://uploads.strikinglycdn.com/files/5b3a00b3-bd4a-4f45-9bd2-97cefb152387/romeo_and_juliet_leonardo_dicaprio_soundtrack.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- golowaki.ru
- kevavabine.weebly.com
- zdorovie-vashe-vse.xyz
- golden-charm.ru
- vittorguxx.site
- s3.amazonaws.com
- wigeludob.weebly.com
- c3bb11cb-ba02-405d-8462-2b4421b436e1.filesusr.com
- 4c80ca50-31de-4e6f-b265-471620011c4a.filesusr.com
- eagleaff.com
- shtancircul.site
- gloslides.com
- uploads.strikinglycdn.com
- twirlini.com
- www.w3.org
- purl.org
- ns.adobe.com
- ver-alex.website
- regvoolkim.website
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 20.42.179.192
- 72.153.5.139
- 57.155.101.212
- 52.123.252.227
- 52.110.12.19
- 4.230.171.124
- 40.84.85.40
- 52.230.60.54
- 104.18.33.89
- 74.178.240.51
- 74.179.77.204
- 4.150.223.105
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report