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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55. 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


RustyStealer


Vendor detections: 11


Intelligence 11 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55
SHA3-384 hash: 6ba6aebea592f606a4ebe251c7df3b9007beb045ef9b4c72a0d62fc1152b288365cc04f5b5753f1dd235fdf24ee0f3a4
SHA1 hash: 8fc21f61d48b9bc0bbac48d2e78c3ff286ddf9b0
MD5 hash: cbf94b0050da54fd0545871f24e8f2c3
humanhash: magnesium-potato-failed-beryllium
File name:033a8b8348f13038.bin
Download: download sample
Signature RustyStealer
Create hunting rule
File size:1'976'832 bytes
First seen:2026-10-22 02:25:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash d436939e4edad1b901cb7ffa9ab98595 (11 x RustyStealer)
ssdeep 49152:Gt1+T8HJUk5j3rwsWPVO2xiNWAXIU6isA60L:Gb8I7MBxUC+sO
TLSH T1E5956C03F69580FCC55EC07887479632EA22BC8D092576EB2BD09B653E76F909F0DB19
TrID 45.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
18.0% (.EXE) Win64 Executable (generic) (6522/11/2)
13.9% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.6% (.ICL) Windows Icons Library (generic) (2059/9)
5.6% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Tuxxin
Tags:exe RustyStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
145
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-22 02:37:52 UTC
Tags:
ip-check auto-reg
Link:
https://app.any.run/tasks/ed8edf48-7c03-4b90-8c33-5817aff063ec

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/93846/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader51.10361.4158.2846.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad974205a22ac805bd949b1
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug base64 crypto expand hacktool lolbin masquerade mingw obfuscated packed packed reconnaissance stealer vmprotect
Link:
https://www.filescan.io/uploads/6ad97413fba212aece2b3a57/reports/85af402b-783f-426e-9817-24d0b9e025a4/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55
Verdict:
Unknown
File Type:
exe x64
First seen:
2026-10-21T21:36:00Z UTC
Last seen:
2026-10-24T00:04:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/1bd33e1c-c9a7-4372-9250-dc139bedd4e3
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1990354
Signature
Creates multiple autostart registry keys
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Uses ipconfig to lookup or modify the Windows network settings
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1990354 Sample: 033a8b8348f13038.bin.exe Startdate: 22/10/2026 Architecture: WINDOWS Score: 64 58 api.ipify.org 2->58 64 Multi AV Scanner detection for submitted file 2->64 66 Joe Sandbox ML detected suspicious sample 2->66 9 033a8b8348f13038.bin.exe 1 1 2->9         started        13 033a8b8348f13038.bin.exe 1 1 2->13         started        15 033a8b8348f13038.bin.exe 1 1 2->15         started        17 3 other processes 2->17 signatures3 process4 dnsIp5 60 176.65.144.144, 49737, 49745, 49747 DEDIK-CHGB Switzerland 9->60 62 api.ipify.org 172.67.74.152, 443, 49736, 49744 CLOUDFLARENET-CloudflareIncUS Canada 9->62 70 Creates multiple autostart registry keys 9->70 19 cmd.exe 1 9->19         started        22 cmd.exe 1 9->22         started        30 9 other processes 9->30 72 Found direct / indirect Syscall (likely to bypass EDR) 13->72 32 2 other processes 13->32 24 cmd.exe 1 15->24         started        34 7 other processes 15->34 26 cmd.exe 1 17->26         started        28 cmd.exe 1 17->28         started        36 14 other processes 17->36 signatures6 process7 signatures8 68 Uses ipconfig to lookup or modify the Windows network settings 19->68 38 ipconfig.exe 1 19->38         started        40 ipconfig.exe 1 22->40         started        42 ipconfig.exe 1 24->42         started        44 ipconfig.exe 1 26->44         started        46 ipconfig.exe 1 28->46         started        50 7 other processes 30->50 48 ipconfig.exe 32->48         started        52 6 other processes 34->52 54 10 other processes 36->54 process9 process10 56 ipconfig.exe 1 44->56         started       
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/cbf94b0050da54fd0545871f24e8f2c3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55/
Threat name:
Win64.Trojan.AdvML
Create hunting rule
Status:
Malicious
First seen:
2026-10-21 14:43:40 UTC
File Type:
PE+ (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=am5ixa2i6eydqhtovkcc45yquwv5fnspwgzwpjbfmzsf46v475kq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/261022-cwgycscs4j/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
Adds Run key to start application
Looks up external IP address via web service
Unpacked files
SH256 hash:
033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55
MD5 hash:
cbf94b0050da54fd0545871f24e8f2c3
SHA1 hash:
8fc21f61d48b9bc0bbac48d2e78c3ff286ddf9b0
Link:
https://www.unpac.me/results/d7283635-478f-4e39-bcb4-d872471f576f/
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/033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProgramLanguage_Rust
Create hunting rule
Author:albertzsigovits
Description:Application written in Rust programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Rustyloader_mem_loose
Create hunting rule
Author:James_inthe_box
Description:Corroded buerloader
Reference:https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/
Rule name:upxHook
Create hunting rule
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Fantom (pe, etat extrait)
Rule name:WIN_Malware_Unknown_ForgeAuto_4fa7e284_Extrait
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Author:Marjoriefort
Description:Detects Unknown (pe, etat extrait)

File information

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

Web download

RustyStealer

Executable exe 033a8b8348f130381e6eaa842e7710a5abd2b64fb1b367a42566645e7abcff55

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/93846/

Comments