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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40e7e77aff603f4c2ef17b3bc8ea836e714d0734a1e5b946e52f95536ec5c91d. 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: 10


Intelligence 10 IOCs YARA 12 File information Comments

SHA256 hash: 40e7e77aff603f4c2ef17b3bc8ea836e714d0734a1e5b946e52f95536ec5c91d
SHA3-384 hash: e2aa54ba4ad7c933210b97d69b0d5406266aa7f421fe9d78b5bf2d2303baa7e36ded12bfe69ecdcea72876e2d5b26f3f
SHA1 hash: d5739e2d137f2e15b2cb2d28224adcb91127181a
MD5 hash: 06967803198f1be4c67fbfc2d5176ce9
humanhash: summer-friend-purple-kitten
File name:2025-10-25_06967803198f1be4c67fbfc2d5176ce9_akira_luca-stealer_rusty-stealer.exe
Download: download sample
Signature RustyStealer
File size:5'940'736 bytes
First seen:2026-10-06 05:50:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash d93e2fabf2d8511e8483c0fd42a95661 (1 x RustyStealer)
ssdeep 49152:cPCAHnZedWZ46DtXMjQVEmYEBcSD8Vdg1t7SV17Eq11Uc2iVCab4Gd+4lVB1w9ap:zSeMMjr7U+V191pnv4OHuI9z4+x
TLSH T134561816F25251EDC06DC174834A6232FA72BC8A47357AEF4BD08B212E65FE06F3D649
TrID 37.0% (.EXE) Win64 Executable (generic) (6522/11/2)
28.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
11.5% (.EXE) OS/2 Executable (generic) (2029/13)
11.3% (.EXE) Generic Win/DOS Executable (2002/3)
11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
Reporter KodaDr
Tags:exe RustRegion RustyEtiquette RustyStealer tool

Intelligence


File Origin
# of uploads :
1
# of downloads :
117
Origin country :
LV LV
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
TE.zip
Verdict:
Malicious activity
Analysis date:
2026-10-06 05:55:40 UTC
Tags:
arch-exec auto-sch-xml arch-scr arch-doc arch-html auto generic python susp-lnk openssl tool

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug crypto hacktool reconnaissance rust
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-10-17T07:02:00Z UTC
Last seen:
2026-10-02T05:08:00Z UTC
Hits:
~100
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Trojan.RustyEtiquette
Status:
Malicious
First seen:
2025-10-17 06:11:01 UTC
File Type:
PE+ (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Behaviour
Reads the TCP/IP host and domain name from the registry
Unpacked files
SH256 hash:
40e7e77aff603f4c2ef17b3bc8ea836e714d0734a1e5b946e52f95536ec5c91d
MD5 hash:
06967803198f1be4c67fbfc2d5176ce9
SHA1 hash:
d5739e2d137f2e15b2cb2d28224adcb91127181a
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:command_and_control
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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Rule name:ProgramLanguage_Rust
Author:albertzsigovits
Description:Application written in Rust programming language
Rule name:Rustyloader_mem_loose
Author:James_inthe_box
Description:Corroded buerloader
Reference:https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:upxHook
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/
Rule name:WIN_Malware_Unknown_ForgeAuto_4fa7e284_Extrait
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.

Comments