MALICIOUS — virussign.com_563681d21426590bbd33231de2808170.vir
MALICIOUS — virussign.com_563681d21426590bbd33231de2808170.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the AutoRun family. 9 of 55 detection engines flagged it, exhibiting 5 ATT&CK techniques.
Identification
- SHA-256:
e4f76bc4ad3e31479e1b529222b98e1f3910c2afc8da927c5153ac2695eefbf2 - SHA-1:
872262541933f118a29f508b436938720bcc6d96 - MD5:
563681d21426590bbd33231de2808170 - imphash:
01392ca861cf87b8d28ad9ea90016bb4 - ssdeep:
49152:A3k03kHRJ6RJ8eW4SkZP4sz9MbBPji0Aj:A3k03kHR0RqfkZcRjo - TLSH:
T1785C3B0001037667E7FBBA1058314B9CF553B2BD65791B996B07D12E806BF378BE209A - Submitted as: virussign.com_563681d21426590bbd33231de2808170.vir
- File type: pe · Size: 2411038 bytes
- Verdict: malicious (100/100) · Family: AutoRun
Source: VirusSign · first seen 2026-08-19T00:00:00.000Z · SHA-256 verified
Detections (9 of 55 engines)
- capa (capabilities): capability:collection/keylog
- MalwareAnalyser heuristics (entropy/packer): ASPack
- ClamAV (daily): Win.Malware.Hoax-10029094-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
- Detect It Easy (packer/type): DIE:Microsoft Linker
- Microsoft Defender: Worm:Win32/AutoRun!pz
- Emsisoft (Emergency Kit): Gen:Heur.Mint.Autorunner.1
- Kaspersky (KVRT): Worm.Win32.AutoRun.vx
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 15 weighted signals:
- ClamAV (daily) flagged Win.Malware.Hoax-10029094-0 (rule
Win.Malware.Hoax-10029094-0) - engine signal, weight 0.90, confidence 0.95 - 2 behavioral detection(s): Registry Run Key Persistence [high] (rule
tl-run-key) - dynamic signal, weight 0.60, confidence 0.90 - Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85 - Observed at runtime: Registry Run Key Persistence (T1547.001) (rule
Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 29 external host(s) at runtime (24 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1622 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule
YR_Packer_ASPack_MPRESS) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule
DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://www.gnu.org/software/coreutils/, http://translationproject.org/team/, http://gnu.org/licenses/gpl.html - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: ASPack, high-entropy-sections:.text, Microsoft Linker - static signal, weight 0.25, confidence 0.55
- enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - Dropped 26 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
26506 behavior events · 1 ATT&CK techniques · 27 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
- settings-win.data.microsoft.com
Dropped files
- C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jfr.exe -
3e27cc6407fc7d7b6e26495c6ff849c23cf3b6e9c8a885ea742ad7b3109af536 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\ktab.exe -
51e57fdf672acec905dc11fb467293a6c1251683cb92e769d451e46b9e0e92d6 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 -
bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javaw.exe -
b2cd60c665c6f6db6219bec678f407dab9bf498485777b1efb6bc74890d63e74 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe -
3c6d62569a6dbad19d57ab33039ea0626a3eaf4386fa8b207c136957b26005ab - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\ktab.exe -
8ff8624c54e8c99f04ebe5b4b6ef8c68b7f459f2a004b12276d2eaf301a2f00d - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe -
f9f4a34285bba6cb136c08c82088677e3286316a10bb655eabe6162695ef0ba5 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\klist.exe -
ee6775990ab17bb4d37b5dad31b885b03b80a76aabd3c28546a5b7d0479cc1c1 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jabswitch.exe -
c4c65264e0d3b9b31c5262259ec4b8af6ec62a1fff918a98910aabf17f015959 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\java.exe -
8c435a45123e88410f42259fcb3b303b5f60ce00e01d8d4a9c5bd342bf51e184 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\keytool.exe -
599e533da3261e2fc678ccc3393bb90cafa7ce620196168b9c5cb41a4e48099b - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jaccessinspector.exe -
a7487ee88d94f322148489c818cc861ee1e77ec31ce5b5e7b5e999c0d5acf6f6 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javaw.exe -
00293b1fc4c093b570c7a9433fb5b16b188e938061cacf6f7a35721a6f346acb - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\keytool.exe -
c49306925d6dea529777414f47abf8d984bb22e4ee573e125e405427e142a197 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jwebserver.exe -
07965bbfe0d930db71b086607d7f8d869e09318baeed6105711c4a4502531f28
Embedded URLs
- http://oracle.com/contracts
- http://www.gnu.org/software/coreutils/
- http://translationproject.org/team/
- http://gnu.org/licenses/gpl.html
- http://www.gnu.org/gethelp/
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/windows0
- http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
- http://metalink.oracle.com
- http://www.digicert.com/CPS0
- http://schemas.microsoft.com/SMI/2016/WindowsSettings
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- https://go.microsoft.com/fwlink/?linkid=798306
- https://aka.ms/dotnet-core-applaunch
- 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=1787783443&P2=404&P3=2&P4=QktmTpzaMXaZXbleq%2fXyqeWjBqRAaLu4k6Ba8YHh0f1YPOYFuuEqaN8gEBF1AQYuI7J9GO7uZhIIL6bAaJwQ3Q%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=1787783564&P2=404&P3=2&P4=PUp9%2fS%2fl5F%2fmfpCb1nCPOR%2fjtWTT33tzWHhE6eg%2fsIjI4neQU999PXIzKmZIdwUWt0w9SLnGfTXDwyDBJP%2f34Q%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- oracle.com
- www.gnu.org
- translationproject.org
- gnu.org
- cygwin.com
- www.microsoft.com
- crl.microsoft.com
- microsoft.com
- metalink.oracle.com
- o15.officeredir.microsoft.com
- cacerts.digicert.com
- crl3.digicert.com
- crl4.digicert.com
- www.digicert.com
- schemas.microsoft.com
- ug.mi.oc.co
- go.microsoft.com
- aka.ms
- oneclient.sfx.ms
Embedded IP addresses
- 20.184.175.7
- 57.155.104.224
- 4.230.171.124
- 52.230.60.54
- 20.165.94.63
- 74.178.76.54
- 20.184.175.17
- 52.123.252.245
- 20.184.175.20
- 20.236.44.162
- 52.123.129.14
- 52.123.128.14
- 162.159.142.9
- 203.26.79.13
- 135.234.160.244
- 172.215.188.232
- 52.148.114.188
- 52.123.252.233
- 74.178.76.44
- 92.223.78.30
- 72.145.35.110
- 4.207.44.77
- 48.211.4.16
- 4.150.223.113
- 20.42.65.85
File paths
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\javac_objs\javac.pdb
- D:\a\_work\1\s\artifacts\obj\win-x64.Release\corehost\dotnet\dotnet.pdb
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\java-rmi_objs\java-rmi.pdb
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\jjs_objs\jjs.pdb
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\jdb_objs\jdb.pdb
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\jhat_objs\jhat.pdb
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\jcmd_objs\jcmd.pdb
- c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\javap_objs\javap.pdb
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report