MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f58c71a74d72d71ebfef10ae4020dd1a0ce310ebc0c2ad44acb5f186d2e006ce. 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: 18
| SHA256 hash: | f58c71a74d72d71ebfef10ae4020dd1a0ce310ebc0c2ad44acb5f186d2e006ce |
|---|---|
| SHA3-384 hash: | 42a1c198141da347656a0dbb08f44d01643704f744dbb2402d80ebad4f679c63ec4cb48cbafceb27a011d4027d8879d2 |
| SHA1 hash: | 98ce49eae7b94157fc3c5fc4aa0baa3ec5e0f844 |
| MD5 hash: | 34a3c2fd798ecb47bcaa8e800d97a88b |
| humanhash: | happy-floor-zulu-mountain |
| File name: | stub.exe |
| Download: | download sample |
| Signature | XWorm |
| File size: | 274'432 bytes |
| First seen: | 2025-08-23 07:02:26 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 3eaa16728a854711f996f462036af178 (1 x XWorm) |
| ssdeep | 6144:qcbu7UxG1buIPMDWXZ2e/D/y+JfBFWUTUTBKC:qcbgLbuIPMD9OTLfBFWUTUTw |
| TLSH | T1CD44CF5AB3A605F8ED76C17CC9910946D625BC060750DEDF47A44AA72F23BE08D3EBA0 |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter |  AntiSkidding |
| Tags: | exe xworm |
Intelligence
File Origin
# of uploads :
1
# of downloads :
99
Origin country :
GBVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
stub.exe
Verdict:
Malicious activity
Analysis date:
2025-08-22 23:49:51 UTC
Tags:
phishing xworm
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Verdict:
Malicious
Score:
96.5%
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Sending a custom TCP request
Creating a file
Launching a process
Creating a window
Connection attempt to an infection source
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Query of malicious DNS domain
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-08-22T22:08:00Z UTC
Last seen:
2025-08-22T22:08:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic Backdoor.MSIL.XWorm.a Backdoor.MSIL.XWorm.c Trojan.Win64.Agentb.sb Trojan.Agent.UDP.C&C PDM:Trojan.Win32.Tasker.cust HEUR:Backdoor.MSIL.XWorm.gen Backdoor.MSIL.XWorm.eko Trojan.VBKrypt.UDP.ServerRequest HEUR:Backdoor.MSIL.XClient.b Backdoor.MSIL.Agent.sb Trojan.Win64.Donut.sb Trojan.Win32.Shellcode.sb Backdoor.MSIL.XWorm.b Trojan.Win64.DonutInjector.sb
Malware family:
XWorm
Verdict:
Malicious
Score:
97%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.XWORM
Threat name:
Win64.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-08-23 02:51:30 UTC
File Type:
PE+ (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
xworm
Score:
10/10
Tags:
family:xworm defense_evasion execution persistence rat trojan
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
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Modifies trusted root certificate store through registry
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
92.108.104.148:4444
melolz.3utilities.com:4444
unit-consultancy.gl.at.ply.gg:4444
melolz.3utilities.com:4444
unit-consultancy.gl.at.ply.gg:4444
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
f58c71a74d72d71ebfef10ae4020dd1a0ce310ebc0c2ad44acb5f186d2e006ce
MD5 hash:
34a3c2fd798ecb47bcaa8e800d97a88b
SHA1 hash:
98ce49eae7b94157fc3c5fc4aa0baa3ec5e0f844
Malware family:
DonutLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | reverse_http |
|---|---|
| Author: | CD_R0M_ |
| Description: | Identify strings with http reversed (ptth) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateFileMappingA KERNEL32.dll::CreateFileW |
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