MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb. 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: 16


Intelligence 16 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb
SHA3-384 hash: 1ff57d3831e4ab75d3a1c433b49e388aa182bbb4ae841982621f3a5f79f6aefa27da5661145440f98b8048c225bba9ff
SHA1 hash: 2972b0abd11fba4f7462d48dda8ddd4afe9cc098
MD5 hash: f9c9709478d40c0445ffb5c22c221515
humanhash: gee-magnesium-high-september
File name:lesgo.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:11'677'147 bytes
First seen:2025-08-11 11:10:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash dcaf48c1f10b0efa0a4472200f3850ed (39 x BlankGrabber, 16 x PythonStealer, 16 x SalatStealer)
ssdeep 196608:2c9cZITBxrMCKGz+YpAoUbMyedxacXMCHGLLc54i1wN+eaQs57fw9hXStHn2Jc+L:r9c2rKDYpA9bMyeScXMCHWUjWfGw6tHK
TLSH T1A9C63394379029EAF8B3C43A56E18E1297777C1A0771C9DB87F952A13E231D02A3C776
TrID 66.6% (.EXE) InstallShield setup (43053/19/16)
16.2% (.EXE) Win64 Executable (generic) (10522/11/4)
7.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
3.1% (.EXE) OS/2 Executable (generic) (2029/13)
3.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon c6c2ccc4f4e0e0f8 (37 x PythonStealer, 21 x CrealStealer, 19 x Empyrean)
Reporter abuse_ch
Tags:exe xworm


Avatar
abuse_ch
XWorm C2:
147.185.221.30:60258

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
147.185.221.30:60258 https://threatfox.abuse.ch/ioc/1567262/

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
lesgo.exe
Verdict:
Malicious activity
Analysis date:
2025-08-11 10:53:42 UTC
Tags:
auto-startup python pastebin auto-reg xworm
Link:
https://app.any.run/tasks/aec14fb3-b65f-4339-8186-c3abe73a71f1

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/20133/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6899cbb7c633abe3908dcb8e
Tags:
autorun shell virus sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Restart of the analyzed sample
Creating a window
Creating a file
Running batch commands
Creating a process with a hidden window
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
DNS request
Connection attempt
Sending a custom TCP request
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Trojan[Packed]/Win64.PyInstaller
Link:
https://www.hybrid-analysis.com/sample/a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/18581696-9fb1-4993-be95-81721fee7e2c
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1754518
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 detection for dropped file
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Connects to many ports of the same IP (likely port scanning)
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
Protects its processes via BreakOnTermination flag
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: New RUN Key Pointing to Suspicious Folder
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Suricata IDS alerts for network traffic
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: 1754518 Sample: lesgo.exe Startdate: 11/08/2025 Architecture: WINDOWS Score: 100 63 pastebin.com 2->63 65 told-accomplished.gl.at.ply.gg 2->65 73 Suricata IDS alerts for network traffic 2->73 75 Found malware configuration 2->75 77 Malicious sample detected (through community Yara rule) 2->77 81 14 other signatures 2->81 11 lesgo.exe 51 2->11         started        14 Windows Security.exe 2->14         started        16 Windows Security.exe 2->16         started        18 4 other processes 2->18 signatures3 79 Connects to a pastebin service (likely for C&C) 63->79 process4 file5 55 C:\Users\user\AppData\...\unicodedata.pyd, PE32+ 11->55 dropped 57 C:\Users\user\AppData\Local\...\ucrtbase.dll, PE32+ 11->57 dropped 59 C:\Users\user\AppData\Local\...\select.pyd, PE32+ 11->59 dropped 61 33 other malicious files 11->61 dropped 20 lesgo.exe 2 11->20         started        process6 file7 51 C:\Users\user\AppData\...\tmplnth28h4.exe, PE32 20->51 dropped 23 cmd.exe 1 20->23         started        process8 process9 25 tmplnth28h4.exe 15 6 23->25         started        30 conhost.exe 23->30         started        dnsIp10 67 told-accomplished.gl.at.ply.gg 147.185.221.30, 49695, 60258 SALSGIVERUS United States 25->67 69 pastebin.com 172.66.171.73, 443, 49694 CLOUDFLARENETUS United States 25->69 53 C:\Users\user\...\Windows Security.exe, PE32 25->53 dropped 83 Multi AV Scanner detection for dropped file 25->83 85 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 25->85 87 Protects its processes via BreakOnTermination flag 25->87 89 3 other signatures 25->89 32 powershell.exe 23 25->32         started        35 powershell.exe 23 25->35         started        37 powershell.exe 25->37         started        39 2 other processes 25->39 file11 signatures12 process13 signatures14 71 Loading BitLocker PowerShell Module 32->71 41 conhost.exe 32->41         started        43 conhost.exe 35->43         started        45 conhost.exe 37->45         started        47 conhost.exe 39->47         started        49 conhost.exe 39->49         started        process15
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) Win 64 Exe x64
Link:
https://app.malva.re/file/f9c9709478d40c0445ffb5c22c221515
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb
Threat name:
Win64.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-08-11 10:53:44 UTC
File Type:
PE+ (Exe)
Extracted files:
512
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uhfd5qhssq3znkxh2ndwy6uiy5r5v4gv7zya6qexrlvislcied5q._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
Similar samples:
error
XWorm
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm execution persistence pyinstaller rat trojan
Link:
https://tria.ge/reports/250811-m95lpa1ns2/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ea08efbc-0377-4df8-9757-e5d3e0331624
Unpacked files
SH256 hash:
a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb
MD5 hash:
f9c9709478d40c0445ffb5c22c221515
SHA1 hash:
2972b0abd11fba4f7462d48dda8ddd4afe9cc098
Link:
https://www.unpac.me/results/564c58a0-3145-4bb3-a20f-c9f199c8e34e/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a1ca3ec0f294/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/a1ca3ec0f2943796aae7d3476c7a88c763daf0d5fe700f40978aea892c4820fb

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PyInstaller
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PyInstaller compiled executables across platforms
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:PyInstaller
Create hunting rule
Author:@bartblaze
Description:Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

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/20133/

Comments