MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4. 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: 18


Intelligence 18 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4
SHA3-384 hash: 636781049e884c7614b55b35b8497bff99d2c0f62fec723cacd50f4e78711d263189b0376650881c992ee9b0ac657cf6
SHA1 hash: e0a39ff3465f5d891da5c14aeb4058ec2965015f
MD5 hash: b178f92f5ec0825c4a36c8dd4dbabf3a
humanhash: twenty-april-oscar-maryland
File name:imgay.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:52'224 bytes
First seen:2026-03-01 11:04:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'819 x AgentTesla, 19'743 x Formbook, 12'286 x SnakeKeylogger)
ssdeep 768:n9JiAt7ZBRK9NcGrA5WiWve2+bFyfKn7EVX0HD6nCOthcM0npKzn:uw7DR4cLO+bFyfK4VuD6COtt0nQb
Threatray 2'063 similar samples on MalwareBazaar
TLSH T154334B4C7BE44526E0FE9FF01DF26226973AE2435912E64F68EC01DA2723BCCC9156E5
TrID 70.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.2% (.EXE) Win64 Executable (generic) (6522/11/2)
4.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter burger
Tags:AsyncRAT exe xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
139
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
XWorm
Details
XWorm
a version, a filepath, a mutex, a c2 socket address or a dead-drop resolver URL, and possibly cryptocurrency wallets and a Telegram URL
Link:
https://research.acce.ciphertechsolutions.com/results/2928edce-60f2-42e8-9112-200c70612a8a/
Malware family:
n/a
ID:
1
File name:
imgay.exe
Verdict:
Malicious activity
Analysis date:
2026-03-01 11:04:17 UTC
Tags:
auto-startup auto-reg xworm
Link:
https://app.any.run/tasks/db46ad8b-48ff-4963-93a9-668eb62956af

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/55079/
Detection(s):
Win.Packed.njRAT-10002074-1
Create hunting rule

Win.Packed.Msilzilla-10002982-0
Create hunting rule

Win.Packed.Msilzilla-10019837-0
Create hunting rule

Win.Packed.Loveletter-10023052-0
Create hunting rule

Win.Dropper.Nanocore-10024427-0
Create hunting rule

Win.Packed.Loveletter-10024677-0
Create hunting rule

Win.Packed.Msilzilla-10026193-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.AsyncRAT.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69a41d2fc950ab5d9ab2ee87
Tags:
asyncrat autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm asyncrat base64 fingerprint lolbin njrat obfuscated obfuscated reconnaissance schtasks vbnet xworm xworm
Link:
https://www.filescan.io/uploads/69a41d6f10e80629d4f7476c/reports/48326458-93be-48da-9d95-042c149eb158/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4
Verdict:
Malicious
File Type:
exe x32
Detections:
Trojan.Win32.Agent.sb HEUR:Backdoor.MSIL.XWorm.gen HEUR:Backdoor.MSIL.XClient.b Backdoor.MSIL.XWorm.b Backdoor.MSIL.XWorm.a PDM:Trojan.Win32.Generic NetTool.TunnelLocaltonet.UDP.C&C
Link:
https://opentip.kaspersky.com/4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4/results?tab=lookup
Gathering data
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1876455
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
Joe Sandbox ML detected suspicious sample
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
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1876455 Sample: imgay.exe Startdate: 01/03/2026 Architecture: WINDOWS Score: 100 40 hlgzssmbz.localto.net 2->40 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for dropped file 2->48 50 11 other signatures 2->50 8 imgay.exe 1 6 2->8         started        13 Windows Updater.exe 2->13         started        15 Windows Updater.exe 2->15         started        17 4 other processes 2->17 signatures3 process4 dnsIp5 42 hlgzssmbz.localto.net 89.163.135.20, 49723, 49724, 49725 MYLOC-ASIPBackboneofmyLocmanagedITAGDE Germany 8->42 38 C:\Windows Updater.exe, PE32 8->38 dropped 54 Bypasses PowerShell execution policy 8->54 56 Uses schtasks.exe or at.exe to add and modify task schedules 8->56 58 Adds a directory exclusion to Windows Defender 8->58 19 powershell.exe 22 8->19         started        22 powershell.exe 23 8->22         started        24 powershell.exe 21 8->24         started        26 2 other processes 8->26 file6 signatures7 process8 signatures9 52 Loading BitLocker PowerShell Module 19->52 28 conhost.exe 19->28         started        30 conhost.exe 22->30         started        32 conhost.exe 24->32         started        34 conhost.exe 26->34         started        36 conhost.exe 26->36         started        process10
Gathering data
Detection:
xworm
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4
Threat name:
ByteCode-MSIL.Backdoor.XWormRAT
Create hunting rule
Status:
Malicious
First seen:
2026-03-01 11:04:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
29 of 36 (80.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=js2w3iypdc6h6jpc7mntpa5rew3mzd3o5lnuaqt76762njvb4w2a._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
Similar samples:
0ce283c575ae8e287d143a2a7760f232137f66014f94ffb5a5d2a92e341acbb4
AsyncRAT
3d32274f6349b3882752a713ba151b1759baef5125d526bd21df89c7c61b6e6d
AsyncRAT
446ee928d892a4b8a06a64b86fc1abd9658371239f303edd8819bb2f08a18a4b
AsyncRAT
4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4
AsyncRAT
7f2356edf41535b99a2ac77ce9f9eaf497e0907bfe53dc0165d4ab08384cec57
AsyncRAT
bdf7479ed9d15ad280dbdec59efcb1c9e122d0db24a7cbe32ea4542e4bd0fcd2
AsyncRAT
c1a9b4928efb23673306553543b9f6efbfdb3dfa801c734a31a90a550cb2e3dc
AsyncRAT
error
AsyncRAT
+ 2'053 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm execution persistence rat trojan
Link:
https://tria.ge/reports/260301-m6zw2ady8e/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
hlgzssmbz.localto.net:7433
Unpacked files
SH256 hash:
4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4
MD5 hash:
b178f92f5ec0825c4a36c8dd4dbabf3a
SHA1 hash:
e0a39ff3465f5d891da5c14aeb4058ec2965015f
Detections:
win_xworm_w0
Create hunting rule
XWorm
Create hunting rule
Link:
https://www.unpac.me/results/30767482-07f6-444d-a3d7-99d9b8ef8bfd/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4cb56da30f18/report/overview.html
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/4cb56da30f18bc7f25e2fb1b3783b125b6cc8f6eeadb40427ff7fda6a6a1e5b4

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
Create hunting rule
Author:ReversingLabs
Description:Yara rule that detects AsyncRAT backdoor.
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MALWARE_Win_XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
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:win_xworm_bytestring
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects bytestring present in unobfuscated xworm
Rule name:win_xworm_w0
Create hunting rule
Author:jeFF0Falltrades
Description:Detects win.xworm.
Rule name:xworm
Create hunting rule
Author:jeFF0Falltrades
Rule name:XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:xworm_kingrat
Create hunting rule
Author:jeFF0Falltrades

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/55079/

Comments