SUSPICIOUS — normal_5f8987f088a66.pdf
SUSPICIOUS — normal_5f8987f088a66.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:
4fe0cd7865d8a63389fb08c0c78afff7865d0a57cef9bb53e5dba5bd8c088768 - SHA-1:
3bccaf14b00edf8961a30620060e918d2209a3e5 - MD5:
cf8bccac10b67409523756f1344eb3c2 - ssdeep:
768:qgGzpDDpaUfl4+/CVM+x4p1/XsC3xNUsTCzUVgcutLY9gPZJqvr+cwEK94:3GF3pDoBipVs8YsHgcuFIuqvr0L4 - TLSH:
T13932AEF394D7DD0C7A4BDB03ADB724A9508AC749A2369314489C673DC9BCA7E7E40860 - Submitted as: normal_5f8987f088a66.pdf
- File type: pdf · Size: 44475 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 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.ru/123?keyword=relapse+prevention+worksheets+in+spanish+pdf, https://uploads.strikinglycdn.com/files/f1431c0d-e5f4-4373-8bbb-55688e5e6199/widugelufepuxid.pdf, https://uploads.strikinglycdn.com/files/5d47306b-f1f6-4217-8d9a-991d9801eed2/mifokifavunabavuledelewef.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 (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9717 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
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787780940&P2=404&P3=2&P4=Z6tvFjdLKtNWvm0kpVN37DIYZI3x2gEPcYmnPilzr2o0Z6akR63jSSmaJt%2b7%2byURRKN%2bZL5JwJZ6FlhuI%2b4qUQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787781021&P2=404&P3=2&P4=UUt1hCQICOJroWlrUB1l4YwxJs4izs7LU01M7YAn2ZTB0yO3oh1H6MvnrUgCkIa7%2byvCL21EG2%2fVNbS3mOj8hA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.85
- 23.11.37.157
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ab97d5994b9aa946604e6a55ccade3de.png -
84a0a1ff4a4773177108dd1f5f213cb6d2f24dd48489e043feff0b1fd94f11f4 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
3521c34e9b4b1d688aa7e792f4ade2953560af475d20c410502c4a0706d9d0c6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.ru/123?keyword=relapse+prevention+worksheets+in+spanish+pdf
- https://uploads.strikinglycdn.com/files/f1431c0d-e5f4-4373-8bbb-55688e5e6199/widugelufepuxid.pdf
- https://uploads.strikinglycdn.com/files/5d47306b-f1f6-4217-8d9a-991d9801eed2/mifokifavunabavuledelewef.pdf
- https://uploads.strikinglycdn.com/files/2340ae33-95b7-423d-8a3f-fdab9ed815bf/80310752221.pdf
- https://uploads.strikinglycdn.com/files/62e44df1-e9a9-4b4f-b389-c4fc431c8226/24144195091.pdf
- https://uploads.strikinglycdn.com/files/3548eaae-4124-4bdc-87a6-477c8f71f20e/nuwijezawolutiti.pdf
- https://cdn.shopify.com/s/files/1/0432/3806/4296/files/fidedivudifufekupaxupef.pdf
- https://rajomiluti.weebly.com/uploads/1/3/2/6/132682989/gozitebetaxo.pdf
- https://naxizugopigonav.weebly.com/uploads/1/3/1/4/131408516/786196967f197f.pdf
- https://fusesekomufe.weebly.com/uploads/1/3/1/6/131606177/c2fce4cd86ce67e.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/mofep.pdf
- https://cdn.shopify.com/s/files/1/0461/9845/6469/files/mobile_rv_repair_colorado_springs.pdf
- https://cdn.shopify.com/s/files/1/0476/7753/8470/files/reins-sturdivant_funeral_home_wilkesboro_nc.pdf
- https://cdn.shopify.com/s/files/1/0266/9166/6114/files/54328331749.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/vunidixeviro_xitosujitupile_kadape.pdf
- https://jiwepurojal.weebly.com/uploads/1/3/0/7/130775762/lusexaxapel.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/3409757.pdf
- https://fifowekuvepu.weebly.com/uploads/1/3/0/7/130776735/9949725.pdf
- https://uploads.strikinglycdn.com/files/f4b79a1a-63c5-4176-b8cf-7e87788cd6b6/71084990508.pdf
- https://uploads.strikinglycdn.com/files/658d64ab-1611-473b-978c-339edc1f72b0/noxokobaz.pdf
- https://uploads.strikinglycdn.com/files/e24c1a2f-f965-4654-aeee-5d7cd90739e6/16635560027.pdf
- https://uploads.strikinglycdn.com/files/92f37816-5cfc-47fd-9f22-82388bc677e2/98605094101.pdf
- https://uploads.strikinglycdn.com/files/0d3d9091-b1a7-4a32-911c-7a6e4cb2847d/58599602961.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ttraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- rajomiluti.weebly.com
- naxizugopigonav.weebly.com
- fusesekomufe.weebly.com
- guwomenod.weebly.com
- bedizegoresupa.weebly.com
- jiwepurojal.weebly.com
- fifowekuvepu.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.252.212
- 52.110.12.49
- 52.110.12.11
- 57.155.101.212
- 20.247.185.124
- 4.230.171.124
- 20.42.65.88
- 20.165.94.54
- 74.178.76.128
- 72.153.5.130
- 203.26.79.13
- 52.123.129.14
- 135.233.45.222
- 52.123.252.194
- 92.223.78.30
- 4.150.223.100
- 40.84.97.4
- 20.184.175.19
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report