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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81ff53bf64ae0234b59afcfde54a4dbd55d57fee3cf30fee6b376bcd63069ac2. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81ff53bf64ae0234b59afcfde54a4dbd55d57fee3cf30fee6b376bcd63069ac2
SHA3-384 hash: 130b4189f4be406fadf2e2df255a7444f8ba066ff679bf5de1f117e2928c8b798c183eb245d7580833877da89b264a55
SHA1 hash: 7cd67bb8428cacff642cf0e2e30eb30939f74527
MD5 hash: eafd6d739df671563e8f45cb1bcf00c0
humanhash: jupiter-kilo-enemy-sink
File name:invoice-1645080830.pdf (17).js
Download: download sample
Signature XWorm
Create hunting rule
File size:22'903'936 bytes
First seen:2026-04-27 09:55:49 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:mM/iM/WM/RM/sM/aM/QM/VM/3M/7M/nM/lM/uCE6x00XjM/kM/bM/zM/XM/ACE6Z:B
TLSH T13D3722415DFB5CA795E8910F1D7F0E21B5909CDA003DEFE953C628E8BE09ABA90CD4E1
Magika javascript
Reporter JAMESWT_WT
Tags:js xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
IT IT
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/81ff53bf64ae0234b59afcfde54a4dbd55d57fee3cf30fee6b376bcd63069ac2
Verdict:
Malicious
File Type:
js
First seen:
2026-04-27T07:24:00Z UTC
Last seen:
2026-04-27T12:58:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/81ff53bf64ae0234b59afcfde54a4dbd55d57fee3cf30fee6b376bcd63069ac2/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/81ff53bf64ae0234b59afcfde54a4dbd55d57fee3cf30fee6b376bcd63069ac2
Gathering data
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qh7vhp3evybdjnm27t66kssnxvk5k77ohtzq73tlg5v42yygtlba._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/260427-ly4pksgw4y/
Behaviour
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
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/81ff53bf64ae0234b59afcfde54a4dbd55d57fee3cf30fee6b376bcd63069ac2

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