MALICIOUS — 3f632148d1d3c9fc0660879f22545e6497b87f0ceeec74b6f9d995ab1cabf1a5
MALICIOUS — 3f632148d1d3c9fc0660879f22545e6497b87f0ceeec74b6f9d995ab1cabf1a5 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (93/100), attributed to the Unruy family. 5 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
3f632148d1d3c9fc0660879f22545e6497b87f0ceeec74b6f9d995ab1cabf1a5 - SHA-1:
89e0ed9ac8eac5e217e25fb5369a1090e9a8a506 - MD5:
8cc1994b84157f0955d1aa8af6c5fab4 - imphash:
53b338a5a343440770be2403e59415fb - ssdeep:
6144:Om6Uslzqov+j5OWFI+FRD11sLPeicgQkSxTU/367b6fIpKTnR4j+jVvNFqfyL3aJ:OmDslz3msD/fK6j5nsjDvOe - TLSH:
T17749A0265A1ABE70D72F3F256928E70FBB134A3FA1ED252251500B17791911FE7C023A - Submitted as: 3f632148d1d3c9fc0660879f22545e6497b87f0ceeec74b6f9d995ab1cabf1a5
- File type: pe · Size: 398374 bytes
- Verdict: malicious (93/100) · Family: Unruy
Detections (5 of 55 engines)
- ClamAV (daily): Win.Downloader.Unruy-6988793-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: TrojanDownloader:Win32/Unruy!pz
- Emsisoft (Emergency Kit): Gen:Variant.Zusy.298612
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 93/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Downloader.Unruy-6988793-0 (rule
Win.Downloader.Unruy-6988793-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 20 external host(s) at runtime (16 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Dropped 4 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
359 behavior events · 0 ATT&CK techniques · 5 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- settings-win.data.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\program files (x86)\internet explorer\wmpscfgs.exe -
35eb58239feb0525448adaa37aa5a5e0cae7cbf4323b44c94b84302dc5733856 - C:\program files (x86)\Adobe\acrotray.exe -
9f4b482a3f03ff2948705f4493d9bfd26e8e021092dfc5e803549d13de70812b - C:\Users\analyst\AppData\Local\microsoft\OneDrive\onedrive.exe -
ca5e9b2afac63c1607f72dc403b90fcfded66826ef962da23877f5ee91b1ae72 - C:\program files (x86)\Adobe\acrotray .exe -
d2066b828bb7256b83665f7253802a11dbb3e18b2d59a4946f6b0e3b6796d09d - 09d7ab03807bbccc196bfe6970e8b479c1638dd448e2ac42759858019095675f -
09d7ab03807bbccc196bfe6970e8b479c1638dd448e2ac42759858019095675f
Embedded URLs
- 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=1787804781&P2=404&P3=2&P4=nc3%2ffwEY6gNnN2EQlwMDQQUjjxBUzxcgug%2bfNVWg%2fjK%2fO8snCOYCeBHRaHX5qcUGT5pK6nHJ5M0vkKP3%2bIMowA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 52.168.117.170
- 52.123.252.227
- 172.215.188.225
- 4.230.171.124
- 52.253.84.76
- 135.232.92.137
- 4.150.223.103
- 74.178.76.54
- 52.123.129.14
- 20.231.239.246
- 52.123.128.14
- 104.208.16.94
- 135.234.160.245
- 135.232.92.34
- 203.26.79.13
- 72.154.7.104
- 172.178.240.161
- 52.148.114.188
- 52.110.12.52
- 52.110.12.33
More Unruy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report