MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de. 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: 17


Intelligence 17 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de
SHA3-384 hash: 14e0cae705881b707915a46ed1ab4c96ce3a831cf4dd38bb44bd3451dc7c84025dc530f03dbbfc31ebd8d68c6803db20
SHA1 hash: 70715cdb16e53e581e2a89b6dff56880951fde8f
MD5 hash: 6039ec87674addc9bad5fefe8597e233
humanhash: twenty-east-spring-tennessee
File name:XClient.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:33'792 bytes
First seen:2024-08-28 04:16:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 768:4LUa+vNohsXn42JiB70OVF49joOaOjh9bu:4mvNohsn4WiR0EF49joOaOjj6
TLSH T152E24B4477D48626DAEE6FF528F391011274D517C823EF6E0CE489DA2B67AC087407E6
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
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 lontze7
Tags:xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
118
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
XClient.exe
Verdict:
Malicious activity
Analysis date:
2024-08-28 04:19:13 UTC
Tags:
xworm remote
Link:
https://app.any.run/tasks/9ca3aec8-58b6-4a9f-9ed6-f3125936c62f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.njRAT-10002074-1
Create hunting rule

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

Win.Packed.Loveletter-10023052-0
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:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cea4c2f1a57bfb70912b4b
Tags:
Network Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Connecting to a non-recommended domain
Connection attempt
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm asyncrat backdoor njrat rat vbnet
Link:
https://www.filescan.io/uploads/66cea4c169e831fcce7f5d5d/reports/07edbb4f-837d-41aa-81ba-78f8389b7544/overview
Verdict:
Malicious
Labled as:
Jalapeno.Generic
Link:
https://www.hybrid-analysis.com/sample/383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3d521ea0-5cff-4076-96ba-9789e8667868
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1500260
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted 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
Suricata IDS alerts for network traffic
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de/
Threat name:
ByteCode-MSIL.Backdoor.XWormRAT
Create hunting rule
Status:
Malicious
First seen:
2024-08-28 04:17:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ha5hcduyvfip66xi5twmcmbjolmjocvb6rh6o2sdibqtgfxqwlpa._file
Verdict:
malicious
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm rat trojan
Link:
https://tria.ge/reports/240828-ewdbaavcjb/
Behaviour
Suspicious use of AdjustPrivilegeToken
Detect Xworm Payload
Xworm
Malware Config
C2 Extraction:
185.196.9.46:2404
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7346d367-d862-4846-a83e-0f9d83d806ae
Unpacked files
SH256 hash:
383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de
MD5 hash:
6039ec87674addc9bad5fefe8597e233
SHA1 hash:
70715cdb16e53e581e2a89b6dff56880951fde8f
Detections:
XWorm
Create hunting rule
win_xworm_w0
Create hunting rule
Link:
https://www.unpac.me/results/2fc34003-7b19-4206-86f8-3988788197b3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
XWorm
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de

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: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:Windows_Generic_Threat_dbae6542
Create hunting rule
Author:Elastic Security
Rule name:xworm
Create hunting rule
Author:jeFF0Falltrades

File information

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

Web download

XWorm

Executable exe 383a710e98a950ff7ae8ececc1302972d8970aa1f44fe76a4340613316f0b2de

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3132237/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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