MALICIOUS — virussign.com_5fa2b39d01d35b491af478b1e29c5160.vir
MALICIOUS — virussign.com_5fa2b39d01d35b491af478b1e29c5160.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100), attributed to the HUILoader family. 3 of 55 detection engines flagged it.
Identification
- SHA-256:
38be83bed4992d6f32909e1469a4cf7fd12b9dad0567291cc16c9beb70a4db63 - SHA-1:
cd15c5ba6cc741deb6adbed29ef145b78aa3b4ac - MD5:
5fa2b39d01d35b491af478b1e29c5160 - imphash:
88016fcdef7f227c62171d0afad9aae4 - ssdeep:
6144:Bz23jvtpDFnBZcwATaV4QHxavV37EZlk4DZNOq+KF9vyxJliOyPfvSn3rtAJ64/:M3ZEgxaOZmJliOqfvSn00eZ6nCQuk7 - TLSH:
T12F5207CF769F769BC71897212065AB7E08E7AC86023B4EC902E6CA1FE1FD9532570111 - Submitted as: virussign.com_5fa2b39d01d35b491af478b1e29c5160.vir
- File type: pe · Size: 973312 bytes
- Verdict: malicious (75/100) · Family: HUILoader
Source: VirusSign · first seen 2026-08-18T00:00:00.000Z · SHA-256 verified
Detections (3 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): Turbo Linker
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:Turbo Linker
Why this verdict
The malicious score of 75/100 is the fusion of 6 weighted signals:
- Contacted 26 external host(s) at runtime (27 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 - Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule
DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://jrsoftware.org/ishelp/index.php?topic=setupcmdline, 7.0.0.3 - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: Turbo Linker - static signal, weight 0.25, confidence 0.55
- Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
52 behavior events · 0 ATT&CK techniques · 1 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
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- msedge.api.cdp.microsoft.com
Dropped files
- 18315bebd2a7bc0839298637dd686e9dc93e7d8dee73a50e15128b5f442502b9 -
18315bebd2a7bc0839298637dd686e9dc93e7d8dee73a50e15128b5f442502b9
Embedded URLs
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- https://jrsoftware.org/ishelp/index.php?topic=setupcmdline
- 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=1787729608&P2=404&P3=2&P4=clotHBjwBR3arNIDv8O8N45R5lY6jH7O%2bUIQPSiycq05ddf9278ntJBdgR9oGN5qw9n8mp0UUHsd1hLSAZkMcw%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=1787729679&P2=404&P3=2&P4=lP0oOwzIiKQUnsaQ%2bBEQu%2fYyehnw7g5SGj71MFB9fhU0u0wEqnMdLo94H8%2bZ8Cjcg%2bSTgzYjQNc9araLkDboiA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787126306&P2=404&P3=2&P4=NzTOIBEc8lnm9U7I4818RggTrB2fBH%2f412zbLHS3AN1Ytk6kB18Z6%2bk1JozfdjmEZapEefWk9npXSb%2btcAuGdg%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787125907&P2=404&P3=2&P4=bIBqo5ptZGSqgQXrqVsvREVr5ak0pkrn1bmIZCc2S%2bUxIWZbFUU%2bGYr7aKwru%2fHDAGSC%2faVStIOVMaaVuZWpTw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
- jrsoftware.org
Embedded IP addresses
- 7.0.0.3
- 20.184.175.21
- 4.230.171.124
- 203.26.79.13
- 142.250.195.142
- 52.230.60.54
- 4.247.188.224
- 135.233.95.144
- 74.178.240.51
- 4.150.223.104
- 20.42.73.27
- 52.123.129.14
- 20.112.250.133
- 172.178.240.162
- 52.123.252.232
- 135.233.95.80
- 52.123.252.219
- 52.148.114.188
- 52.110.12.2
- 52.110.12.20
- 92.223.78.30
- 72.145.35.108
- 48.200.63.27
- 4.150.223.114
- 52.178.17.3
File paths
- T:\:d:l:p:t:x:
- X:\:`:d:h:l:
- X:\:`:d:h:l:p:t:x:
- X:\:j:
- M:\:d:t:
- E:\:j:}:
- X:\:`:d:h:l:p:t:
- T:\:d:l:t:
- C:\Coding\Is\issrc-build\Components\ChaCha20.pas
- x:\dirname
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report