MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6. 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


Rubeus


Vendor detections: 12


Intelligence 12 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6
SHA3-384 hash: f8b84741ba680176d74123e541a7e3ad40d6c72653eb88f442b4fdaae8d3cbdb1b0c83649d7cc925d4a6463465a25cc1
SHA1 hash: 6e6480cd180900b645514caf97efc0e3c7db48bf
MD5 hash: 5e70f40b30816dbbeed70591e356a24a
humanhash: winter-quiet-oklahoma-beryllium
File name:r_cnf.exe
Download: download sample
Signature Rubeus
Create hunting rule
File size:472'064 bytes
First seen:2025-08-13 08:15:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'814 x AgentTesla, 19'736 x Formbook, 12'282 x SnakeKeylogger)
ssdeep 6144:c1lYdNveXXKrRafJH5Va9h9dzbYVV0UUehwl54v0a/G3JonWvuoHBSyz2cfTS:klYBrGj4b1bYLiI8GA
Threatray 1 similar samples on MalwareBazaar
TLSH T100A4282527EC0A08FAFF2B39E4B204518AB7B807B876D71E0959855F1B73B40D921B77
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter Joker
Tags:exe Rubeus

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
r_cnf.exe
Verdict:
No threats detected
Analysis date:
2025-08-13 08:35:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/02f5885d-ed98-47cc-9315-4e55194cb3ba

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/21073/
Detection(s):
Win.Tool.Rubeus-9814714-0
Create hunting rule

Win.Tool.Rubeus-9815171-0
Create hunting rule

Win.Tool.Rubeus-9815528-0
Create hunting rule

Verdict:
Malicious
Score:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689c49b4642b4839d1b5b10a
Tags:
packed virus micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sending a custom TCP request
Verdict:
Malicious
Labled as:
Fochi.MSIL.Hacktool.7.Generic
Link:
https://www.hybrid-analysis.com/sample/6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6
Malware family:
Rubeus
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2f4a238a-e74b-4794-8cf0-c1d4c112a884
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6
Verdict:
inconclusive
YARA:
12 match(es)
Tags:
.Net Executable PE (Portable Executable) SOS: 0.34 Win 32 Exe x86
Link:
https://app.malva.re/file/5e70f40b30816dbbeed70591e356a24a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6/
Verdict:
Malicious
Threat:
HackTool.MSIL.Rubeus
Link:
https://tip.neiki.dev/file/6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6
Threat name:
Win32.Hacktool.Rubeus
Create hunting rule
Status:
Malicious
First seen:
2025-08-13 08:15:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
29 of 38 (76.32%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n7v2fpcmxtvxm7znozo2xr7pjuaulv2vuyyp2dvn3vhskuavrtda._file
Verdict:
malicious
Label(s):
rubeus
Create hunting rule
Similar samples:
6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6
Rubeus
error
Rubeus
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/250813-j5yqssvjx8/
Behaviour
ConfuserEx .NET packer
Verdict:
Malicious
Tags:
red_team_tool Win.Tool.Rubeus-9814714-0
YARA:
INDICATOR_TOOL_PWS_Rubeus SUSP_NET_NAME_ConfuserEx Windows_Hacktool_Rubeus_43f18623
Link:
https://app.threat.zone/submission/f3b54bb1-e84a-4527-a732-45de62371131
Unpacked files
SH256 hash:
6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6
MD5 hash:
5e70f40b30816dbbeed70591e356a24a
SHA1 hash:
6e6480cd180900b645514caf97efc0e3c7db48bf
Detections:
Rubeus
Create hunting rule
Link:
https://www.unpac.me/results/4d1f7a36-bb4d-41f9-8616-ccade3652394/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:INDICATOR_TOOL_PWS_Rubeus
Create hunting rule
Author:ditekSHen
Description:Detects Rubeus kerberos defensive/offensive toolset
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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:Windows_Hacktool_Rubeus_43f18623
Create hunting rule
Author:Elastic Security

File information

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

Web download

Rubeus

Executable exe 6feba2bc4cbceb767f2d765dabc7ef4d0145d755a630fd0eaddd4f2550158cc6

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/21073/
  
URLhaus
https://urlhaus.abuse.ch/url/3601723/
  
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 (GUARD_CF)high

Comments