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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10. 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


XWorm


Vendor detections: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10
SHA3-384 hash: 44a57512ba01fd77947503fe38b27ca684628a0753b77f8b1437b961dbaaab131d224d5ceeedb52a1206c6d71e609d66
SHA1 hash: 0a245624676a46d4ceaa884348c7408b635f8f0b
MD5 hash: fa0f3e417f3157fe4ef2ef5663ad4e33
humanhash: carpet-equal-hot-lithium
File name:invoice-1645080830.pdf (25).js
Download: download sample
Signature XWorm
Create hunting rule
File size:24'204'591 bytes
First seen:2026-04-28 05:47:35 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:jUCRmUCR7UCRdUCR8UCR+UCRYUCREUCRxUCRVJUCR2UCRvUCRzlz9P2UCRMUCR3I:ANIY
TLSH T16B3723138EB4EC5E8FACA54D5D2ACF6A3569CC14850FCD70879ABC8B07417D892A3C6D
Magika javascript
Reporter JAMESWT_WT
Tags:js xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
IT IT
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.Agent.DYS.Eldorado.1189.5374.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10
Verdict:
Malicious
File Type:
js
First seen:
2026-04-28T03:58:00Z UTC
Last seen:
2026-04-29T16:33:00Z UTC
Hits:
~100
Detections:
HEUR:Trojan-Dropper.Win32.Agent.sb HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Cryptoload.gen Trojan.Agent.HTTP.C&C NetTool.PowerShellUA.HTTP.C&C NetTool.PowerShellGet.HTTP.C&C
Link:
https://opentip.kaspersky.com/b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10
Gathering data
Gathering data
Verdict:
Malicious
Threat:
Trojan-Downloader.Script.Cryptoload
Link:
https://tip.neiki.dev/file/b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wgtg2iqmlsm3hxqpw2hylsuknugf6ggxoacr7kaljng3hbszbiia._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/260428-gj4ntadx6w/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
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
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Time Discovery
ConfuserEx .NET packer
Adds Run key to start application
Checks computer location settings
Badlisted process makes network request
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b1a66d220c5c99b3de0fb68f85ca8a6d0c5f18d770051fa80b4b4db386590a10

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Comments