MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 858ff399466f5d900018582c028bc411bce9c321146b9329908f496e984aecf7. 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
Threat unknown
Vendor detections: 12
| SHA256 hash: | 858ff399466f5d900018582c028bc411bce9c321146b9329908f496e984aecf7 |
|---|---|
| SHA3-384 hash: | 1dd25914401dcc99dc7615947c204109976c8199ecd083c2efc40973639e72497144f995731efc5d111abdfbbe909648 |
| SHA1 hash: | c7a6b5a41810bf4921d89249c28e257541b71605 |
| MD5 hash: | fbc10155eda3501aff7e20aac8e78017 |
| humanhash: | mars-december-king-washington |
| File name: | file |
| Download: | download sample |
| File size: | 13'340'356 bytes |
| First seen: | 2025-11-09 02:28:42 UTC |
| Last seen: | 2025-11-09 02:29:38 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | dcaf48c1f10b0efa0a4472200f3850ed (37 x BlankGrabber, 15 x PythonStealer, 15 x SalatStealer) |
| ssdeep | 393216:iWSONo/ECsXMCHWUjMVg74wFKwjPNBGZ30aRUwEavq:iWSO7XMb8kDwFKwjPNBGZxUwEavq |
| TLSH | T19AD63348D2B019ABFDF2827D99B2C519D23078EA0F33E14BABE842532F535E16D35791 |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 |
Intelligence
File Origin
# of uploads :
3
# of downloads :
88
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2025-11-09 02:32:00 UTC
Tags:
python evasion discord pyinstaller
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
97.4%
Tags:
installer extens agent
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Restart of the analyzed sample
Creating a window
Connection attempt
Sending an HTTP POST request
Running batch commands
Creating a process with a hidden window
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
evasive expand fingerprint lolbin microsoft_visual_cc overlay overlay packed pyinstaller
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-11-08T23:51:00Z UTC
Last seen:
2025-11-09T01:00:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan-Downloader.Win32.Pyfatget.gen
Verdict:
Unknown
Score:
97%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Trojan-Downloader.Win32.Pyfatget
Threat name:
Win64.Malware.Heuristic
Status:
Malicious
First seen:
2025-11-09 02:38:05 UTC
AV detection:
10 of 38 (26.32%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
credential_access pyinstaller stealer
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Loads dropped DLL
Uses browser remote debugging
Verdict:
Malicious
Tags:
External_IP_Lookup
YARA:
n/a
Unpacked files
SH256 hash:
858ff399466f5d900018582c028bc411bce9c321146b9329908f496e984aecf7
MD5 hash:
fbc10155eda3501aff7e20aac8e78017
SHA1 hash:
c7a6b5a41810bf4921d89249c28e257541b71605
Verdict:
Malicious
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: | 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: | Detect_PyInstaller |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects PyInstaller compiled executables across platforms |
| Rule name: | dsc |
|---|---|
| Author: | Aaron DeVera |
| Description: | Discord domains |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | PyInstaller |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious. |
| 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.
Web download
exe 858ff399466f5d900018582c028bc411bce9c321146b9329908f496e984aecf7
(this sample)
Dropped by
Amadey
Delivery method
Distributed via web download
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