MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

SHA256 hash:	b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac
SHA3-384 hash:	5ccabd7fa00ec6512ba7fe00d7073b6920470723da2e31c16d8ca37e24e542de96af7cf925799971c9a7c2f9bbfc57fb
SHA1 hash:	0a23acad49b06f2a201bd3bdcfae82376bcb46bb
MD5 hash:	68baa41151863b247f61486b37054e06
humanhash:	zulu-undress-stream-stairway
File name:	b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac.jar
Download:	download sample
Signature	MaksRAT Alert Create hunting rule
File size:	19'837 bytes
First seen:	2025-12-10 07:15:43 UTC
Last seen:	Never
File type:	jar
MIME type:	application/zip
ssdeep	384:4iv1D2Y3Gu5PgY5tuH9TxNeBuRaC2nlus+Y0FAArHPe:4ivJWulgUtuHxxNeQal5+/BHG
TLSH	T1C992D17E0CD24D71F80BA570A96336221D7810DD0E1BC2ED25856E4FAF213659FA3D5D
TrID	77.1% (.JAR) Java Archive (13500/1/2) 22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika	jar
Reporter	JAMESWT_WT
Tags:	35-185-90-35 jar maksrat

Intelligence

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File Origin

# of uploads :

1

# of downloads :

50

Origin country :

IT

Vendor Threat Intelligence

ACCE Unknown

No detections

ANY.RUN Malicious

Malware family:

n/a

ID:

1

File name:

b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac.jar

Verdict:

Malicious activity

Analysis date:

2025-12-10 07:35:03 UTC

Tags:

java maksrat rat stealer auto-reg remote arch-doc

Link:

https://app.any.run/tasks/40d7eead-ea91-4f6c-a67c-82fbd5bab504

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

CAPE Sandbox

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/44097/

ClamAV Detected

Detection(s):

SecuriteInfo.com.Java.Obfus-11.UNOFFICIAL

Alert

Create hunting rule

SecuriteInfo.com.Java.Obfus-1.UNOFFICIAL

Alert

Create hunting rule

CyberFortress Malicious

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69391e53bde6a3e5970fb406

Tags:

virus java

FileScan.IO Likely Malicious

Verdict:

Likely Malicious

Threat level:

  7.5/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/69391e4c900ee247e840e212/reports/c91a4141-63ca-493f-bb22-fb05fe0e6658/overview

Hybrid Analysis Trojan.Generic

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac

InQuest MALICIOUS

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac

Kaspersky OpenTIP Malicious

Verdict:

Malicious

File Type:

jar

First seen:

2025-12-10T05:48:00Z UTC

Last seen:

2025-12-10T08:10:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan-PSW.Java.Stealer.gen UDS:DangerousObject.Multi.Generic Trojan-PSW.Win64.Stealer.sb Trojan-PSW.Win32.Stealer.sb Trojan-PSW.Win32.Pycoon.sb Trojan-PSW.Win32.Greedy.sb Trojan-Dropper.Win32.Dapato.sb Trojan.Java.SAgent.sb

Link:

https://opentip.kaspersky.com/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac/results?tab=lookup

Nucleon Malprob Benign

Score:

0%

Verdict:

Benign

File Type:

ARCHIVE

Link:

https://malprob.io/report/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac

CERT.PL MWDB

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac/

Neiki Malicious

Verdict:

Malicious

Link:

https://tip.neiki.dev/file/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac

ReversingLabs TitaniumCloud ByteCode-JAVA.Trojan.Generic

Threat name:

ByteCode-JAVA.Trojan.Generic

Alert

Create hunting rule

Status:

Suspicious

First seen:

2025-08-26 20:48:00 UTC

File Type:

Binary (Archive)

Extracted files:

4

AV detection:

5 of 36 (13.89%)

Threat level:

  5/5

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wzsqdy37rlcp74qcezqqdecjrf6bjnnsx2asvl7hsfnw74kfrgwa._file

Hatching Triage Malicious

Result

Malware family:

n/a

Score:

  8/10

Tags:

credential_access defense_evasion discovery execution persistence stealer

Link:

https://tria.ge/reports/251210-h3z1eafr7w/

Behaviour

Enumerates system info in registry

Kills process with taskkill

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Browser Information Discovery

Drops file in Windows directory

Adds Run key to start application

Loads dropped DLL

Command and Scripting Interpreter: PowerShell

Uses browser remote debugging

VMRay MaksRAT

Malware family:

MaksRAT

Alert

Create hunting rule

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b66501e37f8a/report/overview.html

VirusTotal

Please note that we are no longer able to provide a coverage score for Virus Total.

YOROI YOMI Suspicious File

Threat name:

Suspicious File

Score:

0.35

Link:

https://yomi.yoroi.company/submissions/b66501e37f8ac4fff2022661019049897c14b5b2be812aafe7915b6ff14589ac

File information

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The table below shows additional information about this malware sample such as delivery method and external references.

Cape

https://www.capesandbox.com/analysis/44097/