MALICIOUS — virussign.com_4de86004cfa1701e115781831ee5fe80.vir

MALICIOUS — virussign.com_4de86004cfa1701e115781831ee5fe80.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100), attributed to the Hoax family. 9 of 52 detection engines flagged it.

Identification

• SHA-256: 2637bb22033a63e290a643386206b3d8161cc2fe564b815ba61b7e95f997bfef
• SHA-1: 2623a283ea6b2d1524ebf74b9414df87ef01ec01
• MD5: 4de86004cfa1701e115781831ee5fe80
• imphash: 01392ca861cf87b8d28ad9ea90016bb4
• ssdeep: 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscEhdqwR9/3mnXoZ643mnXoZ6i6cMJlCUS:A3k03kHRJ33k03kHRJ2
• TLSH: T1DE597C0583873127E1F7ECA4A0A6CDDDA002B599F4710B9A9203C76F94A5A377DB12F4
• Submitted as: virussign.com_4de86004cfa1701e115781831ee5fe80.vir
• File type: pe · Size: 1912455 bytes
• Verdict: malicious (97/100) · Family: Hoax

Source: VirusSign · first seen 2026-08-06T00:00:00.000Z · SHA-256 verified

Detections (9 of 52 engines)

• MalwareAnalyser heuristics (entropy/packer): ASPack
• ClamAV (daily): Win.Malware.Hoax-10029094-0
• YARA: delivr.to detections: DLV_ISO_IMG_Container_Lure
• 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

Why this verdict

The malicious score of 97/100 is the fusion of 7 weighted signals:

• ClamAV (daily) flagged Win.Malware.Hoax-10029094-0 (rule Win.Malware.Hoax-10029094-0) - engine signal, weight 0.90, confidence 0.95
• YARA: delivr.to detections flagged DLV_ISO_IMG_Container_Lure (rule DLV_ISO_IMG_Container_Lure) - engine signal, weight 0.35, confidence 0.70
• 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

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

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

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
• go.microsoft.com
• aka.ms

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\jstack_objs\jstack.pdb
• c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\orbd_objs\orbd.pdb
• c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\jinfo_objs\jinfo.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\jconsole_objs\jconsole.pdb
• c:\jenkins\workspace\8-2-build-windows-x64-cygwin-sans-NAS\jdk8u381\237\build\windows-x64\jdk\objs\jps_objs\jps.pdb
• C:\Program

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report