MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae. 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


AsyncRAT


Vendor detections: 8


Intelligence 8 IOCs YARA 18 File information Comments
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SHA256 hash: c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae
SHA3-384 hash: 95f0978c2dafa198565fa2a87a24d8890d6ed9fb361fd4f115731bcd3b38cd19ea56f835c9399c37842e0d752a1d65e9
SHA1 hash: 655fd207c5654da35ade28dcb6aee2979ccffba8
MD5 hash: 4175eff0ee048e1192b388279b8e07df
humanhash: delaware-oranges-indigo-ceiling
File name:Orden de Compra _QO994446788.js
Download: download sample
Signature AsyncRAT
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File size:1'153'564 bytes
First seen:2026-08-12 08:19:55 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:uWFQ0xPxAeeUlQ2FsvFWRAQOFUvxP9PPRwRPvPRFUvPRTOPv/yvPFUPP/WRvFQAL:p
TLSH T1C035A056A52927486C30258CEC8572C9BA104D2B7623FF3C7A7C65CBC5586DEF22FDA0
Magika javascript
Reporter abuse_ch
Tags:AsyncRAT js RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.VBS.Obfus-201.UNOFFICIAL
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Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated repaired
Link:
https://www.filescan.io/uploads/6a7c2cfe176d6372a711bc12/reports/6c95e972-f1d1-45e3-afb8-6bb31f95aaa9/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae
Verdict:
Malicious
File Type:
js
First seen:
2026-08-11T16:37:00Z UTC
Last seen:
2026-08-11T23:29:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae/results?tab=lookup
Result
Threat name:
XWorm
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Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1956654
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Creates processes via WMI
Drops script or batch files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
JavaScript source code contains functionality to generate code involving a shell, file or stream
JavaScript source code contains functionality to generate code involving HTTP requests or file downloads
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Obfuscated command line found
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: Base64 Encoded PowerShell Command Detected
Sigma detected: Drops script at startup location
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1956654 Sample: Orden de Compra _QO994446788.js Startdate: 12/08/2026 Architecture: WINDOWS Score: 100 66 keyauth.win 2->66 72 Suricata IDS alerts for network traffic 2->72 74 Found malware configuration 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 20 other signatures 2->78 9 powershell.exe 14 15 2->9         started        13 wscript.exe 1 3 2->13         started        16 wscript.exe 1 2->16         started        signatures3 process4 dnsIp5 70 193.104.58.65, 49708, 49713, 49714 BANDWIDTH-ASGB United Kingdom 9->70 96 Writes to foreign memory regions 9->96 98 Injects a PE file into a foreign processes 9->98 18 CasPol.exe 3 8 9->18         started        22 CasPol.exe 9->22         started        24 conhost.exe 9->24         started        60 Orden de Compra _Q....js:Zone.Identifier, ASCII 13->60 dropped 62 C:\Users\...\Orden de Compra _QO994446788.js, Unicode 13->62 dropped 100 Suspicious powershell command line found 13->100 102 Wscript starts Powershell (via cmd or directly) 13->102 104 Obfuscated command line found 13->104 106 4 other signatures 13->106 26 powershell.exe 16->26         started        file6 signatures7 process8 dnsIp9 68 155.103.69.171, 1122, 49712, 49715 WHITELABELUS United States 18->68 80 Tries to steal Mail credentials (via file / registry access) 18->80 82 Tries to harvest and steal browser information (history, passwords, etc) 18->82 84 Installs a global keyboard hook 18->84 28 CasPol.exe 18->28         started        31 csc.exe 4 18->31         started        34 csc.exe 18->34         started        42 2 other processes 18->42 86 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 22->86 88 Tries to delay execution (extensive OutputDebugStringW loop) 22->88 90 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 22->90 92 Writes to foreign memory regions 26->92 94 Injects a PE file into a foreign processes 26->94 36 conhost.exe 26->36         started        38 CasPol.exe 3 26->38         started        40 CasPol.exe 26->40         started        signatures10 process11 file12 108 Antivirus detection for dropped file 28->108 64 C:\Users\user\AppData\Local\Temp\CasPol.exe, PE32 31->64 dropped 44 conhost.exe 31->44         started        46 cvtres.exe 1 31->46         started        48 conhost.exe 34->48         started        50 cvtres.exe 34->50         started        110 Installs a global keyboard hook 36->110 52 conhost.exe 42->52         started        54 cvtres.exe 42->54         started        56 conhost.exe 42->56         started        58 cvtres.exe 42->58         started        signatures13 process14
Score:
22%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae/
Threat name:
Script-JS.Backdoor.Xworm
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Status:
Suspicious
First seen:
2026-08-12 00:59:41 UTC
File Type:
Binary
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yefekkvxik4nrauo4w7eaztwuedj2vfwt65rek4r7bkudh2wh2xa._file
Verdict:
malicious
Label(s):
XWorm
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Link:
https://reports.threatray.com/ac68ede0-4dc0-455e-aebf-9f350d2e6710
Result
Malware family:
n/a
Score:
  10/10
Tags:
execution persistence privilege_escalation
Link:
https://tria.ge/reports/260812-j8vtbacr6x/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Command and Scripting Interpreter: PowerShell
Creates a file in the Startup directory
Badlisted process makes network request
Process spawned unexpected child process
Malware Config
Dropper Extraction:
http://193.104.58.65/yurumpmonday.png
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/c10a452ab742b8d8828ee5be406676a1069d54b69fbb122b91f855419f563eae

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:ByteCode_MSIL_Backdoor_AsyncRAT
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Author:ReversingLabs
Description:Yara rule that detects AsyncRAT backdoor.
Rule name:Detect_PowerShell_Obfuscation
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Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:Disable_Defender
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Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
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Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MALWARE_Win_AsyncRAT
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Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MALWARE_Win_XWorm
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Author:ditekSHen
Description:Detects XWorm
Rule name:NETexecutableMicrosoft
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Author:malware-lu
Rule name:Njrat
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Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
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Rule name:rat_win_xworm_v3
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Author:Sekoia.io
Description:Finds XWorm (version XClient, v3) samples based on characteristic strings
Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
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Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:Sus_CMD_Powershell_Usage
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Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:VECT_Ransomware
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Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:Windows_Trojan_XWorm_b7d6eaa8
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Author:Elastic Security
Rule name:win_xworm_bytestring
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Author:Matthew @ Embee_Research
Description:Detects bytestring present in unobfuscated xworm
Rule name:win_xworm_w0
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Author:jeFF0Falltrades
Description:Detects win.xworm.
Rule name:xworm
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Author:jeFF0Falltrades

File information

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

Comments