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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b
SHA3-384 hash: 4eeeb9c2c51799bcbb46149a6988b0caf4caf88f2308a0d9e97642e1d3badcfefdbdcb2193617aaedb240b97a847b2e3
SHA1 hash: 6a0327f86b0d13ffdfa42d4fb86405442b85cd57
MD5 hash: 34f50a46151d72e1d42acc818024778b
humanhash: kansas-one-zebra-floor
File name:invoice-1645080830.pdf (14).js
Download: download sample
Signature XWorm
Create hunting rule
File size:23'424'184 bytes
First seen:2026-04-27 07:51:50 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:5xY6zxY6AxY6SxY6ixY6RxY6jxY6ExY6exY6YxY6ixY6ExY6w6wrxY60xY6TxY65:/
TLSH T10D3723366B79256F1338275C14FA0F3CAC629D895C40FC2DD3A11CADDB89B92815F39A
Magika javascript
Reporter JAMESWT_WT
Tags:js xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
IT IT
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69ef170e4aed15d079310e6d
Tags:
shell agent overt
Verdict:
Suspicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b
Verdict:
Malicious
File Type:
js
First seen:
2026-04-27T05:33:00Z UTC
Last seen:
2026-04-27T12:58:00Z UTC
Hits:
~10
Detections:
UDS:DangerousObject.Multi.Generic HEUR:Trojan.Script.Generic NetTool.PowerShellUA.HTTP.C&C NetTool.PowerShellGet.HTTP.C&C
Link:
https://opentip.kaspersky.com/a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b
Gathering data
Gathering data
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uqswxnyq3n4id2imj6pz6aj6gguidhplgd3v6ol57pg53nw37ffq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
adware discovery execution persistence spyware
Link:
https://tria.ge/reports/260427-jswexadz81/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
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 Location Discovery: System Language Discovery
System Time Discovery
Drops file in Windows directory
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/a4256bb710db7881e90c4f9f9f013e31a8819deb30f75f397dfbcdddb6dbf94b

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