MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524. 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: 8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
SHA3-384 hash: a5ce94fd977381225d5aeb1a47e3ff6785b8d049724941096c828cad2d73965fb52a3748e2037434f2d525ad6914ea14
SHA1 hash: 8b953f44948369c4413a7f836bbac2157504322b
MD5 hash: 975ed8f12c2d404445e325ef36390f32
humanhash: william-california-massachusetts-friend
File name:XWormClient.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:36'864 bytes
First seen:2025-12-31 01:04:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 768:UGmJQOmcyeGvCVhFdxND+ql8FTFyp9Wr6KO/hQy4Nt7:R8MNvMFdxEquFC9Wr6KO/yrt7
Threatray 1'558 similar samples on MalwareBazaar
TLSH T1B4F24C08BBD00226D9FDAFB069B3A5464634E707DA27EB1E0CD485DE5B27BC48D117E2
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter BastianHein
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
CL CL
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/66c66409-84bf-4247-ae44-cfc76a98f5d1/
Malware family:
n/a
ID:
1
File name:
XWormClient.exe
Verdict:
Malicious activity
Analysis date:
2025-12-31 00:53:33 UTC
Tags:
xworm auto-startup auto-reg
Link:
https://app.any.run/tasks/ae2937fc-f6ea-4109-8110-e7f91cb80aa5

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/46616/
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

ditekSHen.MALWARE.Win.XWorm.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6954740cd2357cccc3de1171
Tags:
asyncrat autorun
Gathering data
Verdict:
Malicious
Labled as:
Suspicious:TrojanDrop.Agent.A.gaau
Link:
https://www.hybrid-analysis.com/sample/8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-30T21:56:00Z UTC
Last seen:
2025-12-30T22:35:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.MSIL.XWorm.gen HEUR:Backdoor.MSIL.XClient.b Backdoor.MSIL.XWorm.b Backdoor.MSIL.XWorm.a PDM:Trojan.Win32.Tasker.cust PDM:Trojan.Win32.Generic Backdoor.Agent.TCP.C&C Trojan.Win32.Agent.sb
Link:
https://opentip.kaspersky.com/8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524/results?tab=lookup
Gathering data
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
Verdict:
njRat
YARA:
17 match(es)
Tags:
.Net Executable Managed .NET njRat PE (Portable Executable) PE File Layout RAT SOS: 0.22 Win 32 Exe x86 XWorm
Malware Config
C2 Extraction:
CNC: Mitch275-37737.portmap.host
PORT: 37737
Link:
https://app.malva.re/file/975ed8f12c2d404445e325ef36390f32
Detection:
xworm
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
Threat name:
ByteCode-MSIL.Backdoor.XWormRAT
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 00:53:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
30 of 36 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rnv7w5ohtzoj5bsnasksbw72iusmuzqxps66umvgm4n4siva4usa._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
Similar samples:
3abd0fe71cef13f7e04d884a6e6c299b37b41ceb3a00421c35d364df16609b09
AsyncRAT
6885d7a55f1e3b5fcf0c7adcfdfcff5826e66cb999573a5d68f315e12d52535d
AsyncRAT
8697e36a4cb7810976c72d5890abeede56a664ab741fe24c755f3648fb5f9124
AsyncRAT
8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
AsyncRAT
cc06b15ba726eef22c4645294a7499a1ffb11b7234b2f0b6a088b89c1697bb37
AsyncRAT
error
AsyncRAT
ff53ea407afca08ff7555f895686fb71cc858cfd51725efc6a678c2b202f31f4
AsyncRAT
+ 1'548 additional samples on MalwareBazaar
Gathering data
Verdict:
Malicious
Tags:
rat xworm Win.Packed.njRAT-10002074-1
YARA:
MALWARE_Win_XWorm win_mal_XWorm
Link:
https://app.threat.zone/submission/0dc33503-51c7-42fe-adaa-a34578c4b65d
Unpacked files
SH256 hash:
8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
MD5 hash:
975ed8f12c2d404445e325ef36390f32
SHA1 hash:
8b953f44948369c4413a7f836bbac2157504322b
Detections:
win_xworm_a0
Create hunting rule
win_xworm_w0
Create hunting rule
XWorm
Create hunting rule
win_mal_XWorm
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
MALWARE_Win_AsyncRAT
Create hunting rule
MALWARE_Win_XWorm
Create hunting rule
Link:
https://www.unpac.me/results/a61e4268-1a5a-4acd-8361-2a1e97fe30b6/
Parent samples :
8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524
6885d7a55f1e3b5fcf0c7adcfdfcff5826e66cb999573a5d68f315e12d52535d
cc06b15ba726eef22c4645294a7499a1ffb11b7234b2f0b6a088b89c1697bb37
f54724bd421a019f3968d6cb97cc2bd23b1564817e2492908e68f1666c0485db
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8b6bfb75c79e/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/8b6bfb75c79e5c9e864d049520dbfa4524ca66177cbdea32a6671bc922a0e524

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:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
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_w0
Create hunting rule
Author:jeFF0Falltrades
Description:Detects win.xworm.
Rule name:XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:xworm
Create hunting rule
Author:jeFF0Falltrades
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/46616/

Comments