MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b
SHA3-384 hash: c7261eafeccf4ea65505d03e1ed10b9ae596bee58db9852bb8a59855b8bcf60c5fbae7435f7d3756e0f6c450c5e69a55
SHA1 hash: 770b636df014f25e759e2cb09ab66c20ab0fec95
MD5 hash: 96498584f43e9dbf54d50338ee270e09
humanhash: missouri-potato-uniform-april
File name:XLOP9876545678.JS
Download: download sample
Signature XWorm
Create hunting rule
File size:1'092'534 bytes
First seen:2026-08-26 07:53:05 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:wn4ndn4n4nPn4nwn4nTn4n4nin/nin/n/nqn/n/n/nBn/n/n+n/n/nPn/n/nMn/Y:SMSetpiLS5tRkS21cWQa1JDySoLyh
TLSH T10335E60B0B3C27379FA903725429C50953E84AD9E8F29F2D6A2DC4B4AD74E0F16A55FC
Magika javascript
Reporter abuse_ch
Tags:js xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
164
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive lolbin obfuscated persistence powershell repaired schtasks
Link:
https://www.filescan.io/uploads/6a8e9b6c9d72bfc38c5a2767/reports/0f5a07b6-9a55-4543-ad52-039e3a3dfcfd/overview
Verdict:
Malicious
Labled as:
JS/Packed.Agent
Link:
https://www.hybrid-analysis.com/sample/59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b
Verdict:
Malicious
File Type:
js
First seen:
2026-08-26T03:33:00Z UTC
Last seen:
2026-08-27T05:51:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b/results?tab=lookup
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1963892
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for dropped file
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Encrypted powershell cmdline option found
Found malware configuration
JavaScript file contains suspicious strings
JavaScript source code contains functionality to generate code involving a shell, file or stream
JScript performs obfuscated calls to suspicious functions
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: System File Execution Location Anomaly
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1963892 Sample: XLOP9876545678.JS.js Startdate: 26/08/2026 Architecture: WINDOWS Score: 100 104 keyauth.win 2->104 106 Suricata IDS alerts for network traffic 2->106 108 Found malware configuration 2->108 110 Malicious sample detected (through community Yara rule) 2->110 112 17 other signatures 2->112 11 wscript.exe 1 4 2->11         started        15 wscript.exe 1 2->15         started        signatures3 process4 file5 98 C:\...\XLOP9876545678.JS.js:Zone.Identifier, ASCII 11->98 dropped 100 C:\Users\user\Pictures\XLOP9876545678.JS.js, Unicode 11->100 dropped 126 JScript performs obfuscated calls to suspicious functions 11->126 128 Suspicious powershell command line found 11->128 130 Wscript starts Powershell (via cmd or directly) 11->130 134 3 other signatures 11->134 17 powershell.exe 3 33 11->17         started        22 cmd.exe 1 11->22         started        24 powershell.exe 21 11->24         started        132 WScript reads language and country specific registry keys (likely country aware script) 15->132 26 cmd.exe 15->26         started        28 powershell.exe 15->28         started        30 powershell.exe 15->30         started        signatures6 process7 dnsIp8 102 88.99.165.153, 49758, 8780 HETZNER-ASDE Germany 17->102 78 C:\Users\user\AppData\...\oxmk2colfpu.exe, PE32+ 17->78 dropped 80 C:\Users\user\AppData\...\z4ye4b4dj3x.ps1, ASCII 17->80 dropped 114 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 17->114 116 Suspicious powershell command line found 17->116 118 Encrypted powershell cmdline option found 17->118 122 3 other signatures 17->122 32 powershell.exe 17->32         started        34 csc.exe 4 17->34         started        37 csc.exe 17->37         started        41 2 other processes 17->41 120 Uses schtasks.exe or at.exe to add and modify task schedules 22->120 43 2 other processes 22->43 82 C:\Users\user\AppData\...\l0a0cnid.cmdline, Unicode 24->82 dropped 45 2 other processes 24->45 47 2 other processes 26->47 49 2 other processes 28->49 39 conhost.exe 30->39         started        file9 signatures10 process11 file12 51 powershell.exe 32->51         started        53 csc.exe 32->53         started        56 conhost.exe 32->56         started        84 C:\Users\user\AppData\...\powershell.exe, PE32 34->84 dropped 58 conhost.exe 34->58         started        60 cvtres.exe 34->60         started        62 conhost.exe 37->62         started        64 cvtres.exe 37->64         started        process13 file14 66 oxmk2colfpu.exe 51->66         started        70 csc.exe 51->70         started        72 conhost.exe 51->72         started        96 C:\Users\user\AppData\Local\...\b3vdnwrx.dll, PE32 53->96 dropped 74 cvtres.exe 53->74         started        process15 file16 86 C:\Users\user\AppData\Local\Temp\...\_wmi.pyd, PE32+ 66->86 dropped 88 C:\Users\user\AppData\Local\Temp\...\_ssl.pyd, PE32+ 66->88 dropped 90 C:\Users\user\AppData\Local\...\_sqlite3.pyd, PE32+ 66->90 dropped 94 50 other malicious files 66->94 dropped 124 Multi AV Scanner detection for dropped file 66->124 92 C:\Users\user\AppData\Local\...\lpg2n3kz.dll, PE32 70->92 dropped 76 cvtres.exe 70->76         started        signatures17 process18
Score:
94%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b
Verdict:
Malware
YARA:
2 match(es)
Tags:
DeObfuscated PowerShell Powershell: Hidden Execution T1027 T1059.001
Link:
https://app.malva.re/file/96498584f43e9dbf54d50338ee270e09
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lhn5vcd2cpp6qupbq33m5zaeltkmq4cd4fxw2k663cs2q36oe2fq._file
Verdict:
malicious
Label(s):
XWorm
Create hunting rule
Link:
https://reports.threatray.com/6cc05850-d9d0-4e63-9239-d32169833fd4
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm collection defense_evasion discovery execution persistence rat trojan
Link:
https://tria.ge/reports/260826-jq7p6a1yct/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Hide Artifacts: Ignore Process Interrupts
Accesses Microsoft Outlook profiles
Checks computer location settings
Executes dropped EXE
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Family: Xworm
Malware Config
C2 Extraction:
88.99.165.153:8780
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/59dbda887a13dfe851e186f6cee4045cd4c87043e16f6d2bded8a5a86fce268b

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:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:PowerShell_Susp_Parameter_Combo_RID336F
Create hunting rule
Author:Florian Roth
Description:Detects PowerShell invocation with suspicious parameters
Reference:https://goo.gl/uAic1X
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)

File information

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

Comments