MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5fc1251e474eae9253362a08095e989edc2b63de21d76052a2c849efc6792c3f. 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: 9
| SHA256 hash: | 5fc1251e474eae9253362a08095e989edc2b63de21d76052a2c849efc6792c3f |
|---|---|
| SHA3-384 hash: | fde8f80442089d128a2dcddc300d34a71f84e424bd6f883aeff04b83650f1ea6cef8e722a2ba852338ec488d6b4caa6b |
| SHA1 hash: | 724f6ca2ea66dbf117c7eea42c99760716ec75b9 |
| MD5 hash: | 439255736797bc88bd19f282449e0436 |
| humanhash: | mockingbird-black-missouri-hydrogen |
| File name: | NTAudioEndpoint.exe |
| Download: | download sample |
| Signature | RustyStealer |
| File size: | 8'958'976 bytes |
| First seen: | 2026-08-19 06:27:39 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5d115db4a41ec4c098ebc79fecdfeb89 (1 x RustyStealer) |
| ssdeep | 98304:mahKD7SG0SRxW7SBaHvxkVgy3ju5LPCV+TRXsZ6:mRgWpgyzu5L2sB |
| TLSH | T1C4964A11BA9A99EDC09AC474834B4B725A7170CB0B35BAFF45C446393F6AAF41F3C258 |
| 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 |  cxiao |
| Tags: | Armored Likho exe Rust RustyStealer Still Toolkit |
Intelligence
File Origin
# of uploads :
1
# of downloads :
118
Origin country :
CZVendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-08-19 06:43:19 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-debug crypto reconnaissance rootkit rust
Verdict:
Suspicious
Labled as:
Win64/Agent.IQV trojan
Verdict:
Malicious
Score:
55%
Verdict:
Susipicious
File Type:
PE
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Trojan.Wacatac
Status:
Suspicious
First seen:
2026-03-13 08:11:45 UTC
File Type:
PE+ (Exe)
Extracted files:
4
AV detection:
17 of 36 (47.22%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
StillToolkit
Unpacked files
SH256 hash:
5fc1251e474eae9253362a08095e989edc2b63de21d76052a2c849efc6792c3f
MD5 hash:
439255736797bc88bd19f282449e0436
SHA1 hash:
724f6ca2ea66dbf117c7eea42c99760716ec75b9
SH256 hash:
71dba147b6c16d8d0f012b8e657d52e12cb8796a659e1151200d0a6c8b04bce3
MD5 hash:
df79edb76fb3474ccb7f60f7971adba2
SHA1 hash:
ce2b637579dbd63a71ae4b9b7acb7ececabb3bed
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: | BLOWFISH_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for Blowfish constants |
| 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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| 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: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| 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: | TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE |
|---|---|
| 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 |
|---|---|
| Author: | @r3dbU7z |
| Description: | Detect artifacts from 'upxHook' - modification of UPX packer |
| Reference: | https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/ |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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