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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7. 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


ArvionRAT


Vendor detections: 13


Intelligence 13 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7
SHA3-384 hash: baf884f1428ee78b0508877a476667244b99cc2d71d55e4e8a18bdc15c41bf47e47ca49edab641204703ac6f038f44ac
SHA1 hash: 87fa99cfa33a7da0c490d1b08c73ebb2aa211680
MD5 hash: 23554785c05e168f6bdf63f1ad1fde4c
humanhash: minnesota-colorado-charlie-winner
File name:bot_linux_x86_64
Download: download sample
Signature ArvionRAT
Create hunting rule
File size:6'698'534 bytes
First seen:2026-10-27 10:32:25 UTC
Last seen:2026-10-27 11:19:41 UTC
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash e8478e822a8599b9660df11ffb7e6ea3 (1 x ArvionRAT)
ssdeep 196608:EHMMStVOOBOV/XKXRPrnvb7tkI/cQ93PuM:7MSuOBOVuvlk8935
TLSH T17D662307929A11EAD8BA8135C5056A26F9A1348C43B1BFDB17E840D71BB77F05BBE307
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 BlinkzSec
Tags:ArvionRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-27 12:15:27 UTC
Tags:
ip-check stealer evasion auto-sch xor-url generic
Link:
https://app.any.run/tasks/acb5832c-e69d-4851-abd7-8e0a623f1b0e

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/95443/
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.29696971.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae07df249621540087be860
Tags:
vmdetect emotet cobalt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug crypto fingerprint hacktool microsoft_visual_cc overlay packed reconnaissance
Link:
https://www.filescan.io/uploads/6ae0c4f47fc360274df464e3/reports/703ec751-13f3-45d6-8579-5da1615bef33/overview
Verdict:
Malicious
Labled as:
Win64/GenKryptik_AGeneric.GNR trojan
Link:
https://www.hybrid-analysis.com/sample/8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-10-27T08:24:00Z UTC
Last seen:
2026-10-28T18:35:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7/results?tab=lookup
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7efaecb6-8719-451e-ab26-281f5e999937
Result
Threat name:
Vidar, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1992608
Signature
Allocates memory in foreign processes
Contain functionality to detect virtual machines
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Found API chain indicative of debugger detection
Found direct / indirect Syscall (likely to bypass EDR)
Found evasive API chain (may stop execution after checking mutex)
Found strings related to Crypto-Mining
Hides threads from debuggers
Hooks processes query functions (used to hide processes)
Injects code into the Windows Explorer (explorer.exe)
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Modifies the prolog of user mode functions (user mode inline hooks)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sleep reduction / modifications
Unusual module load detection (module proxying)
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected UAC Bypass using CMSTP
Yara detected Vidar stealer
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1992608 Sample: bot_linux_x86_64.exe Startdate: 27/10/2026 Architecture: WINDOWS Score: 100 64 arvionproduct.xyz 2->64 66 ip-api.com 2->66 68 api.ipify.org 2->68 76 Malicious sample detected (through community Yara rule) 2->76 78 Multi AV Scanner detection for dropped file 2->78 80 Multi AV Scanner detection for submitted file 2->80 84 7 other signatures 2->84 8 bot_linux_x86_64.exe 15 30 2->8         started        13 SpeechRuntime.exe 17 2->13         started        15 explorer.exe 43 2 2->15 injected 17 SpeechRuntime.exe 2->17         started        signatures3 82 Performs DNS queries to domains with low reputation 64->82 process4 dnsIp5 70 ip-api.com 208.95.112.1, 49713, 49723, 80 TUT-AS-TotalUptimeTechnologiesLLCUS United States 8->70 72 104.26.13.205, 49758, 49764, 80 CLOUDFLARENET-CloudflareIncUS Canada 8->72 74 api.ipify.org 172.67.74.152, 49716, 49717, 49728 CLOUDFLARENET-CloudflareIncUS Canada 8->74 54 C:\Users\user\AppData\Local\...\0052D759.exe, PE32+ 8->54 dropped 56 C:\Users\user\AppData\...\FontCacheV2.dat, PE32+ 8->56 dropped 58 C:\Users\user\AppData\...\SpeechRuntime.exe, PE32+ 8->58 dropped 62 3 other files (2 malicious) 8->62 dropped 88 Found evasive API chain (may stop execution after checking mutex) 8->88 90 Contain functionality to detect virtual machines 8->90 92 Injects code into the Windows Explorer (explorer.exe) 8->92 106 11 other signatures 8->106 19 E3F85CEF.exe 8->19         started        22 netsh.exe 2 8->22         started        24 netsh.exe 2 8->24         started        32 7 other processes 8->32 60 C:\...\005300C4.exe:Zone.Identifier (copy), PE32+ 13->60 dropped 94 Multi AV Scanner detection for dropped file 13->94 96 Found strings related to Crypto-Mining 13->96 98 Found API chain indicative of debugger detection 13->98 26 netsh.exe 13->26         started        28 netsh.exe 13->28         started        30 netsh.exe 13->30         started        34 6 other processes 13->34 100 Contains functionality to inject threads in other processes 15->100 102 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 15->102 104 Unusual module load detection (module proxying) 15->104 file6 signatures7 process8 signatures9 86 Found evasive API chain (may stop execution after checking mutex) 19->86 36 conhost.exe 22->36         started        38 conhost.exe 24->38         started        40 conhost.exe 26->40         started        42 conhost.exe 28->42         started        44 conhost.exe 30->44         started        46 conhost.exe 32->46         started        48 conhost.exe 32->48         started        50 4 other processes 32->50 52 5 other processes 34->52 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/23554785c05e168f6bdf63f1ad1fde4c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7/
Threat name:
Win64.Spyware.Vidar
Create hunting rule
Status:
Suspicious
First seen:
2026-10-27 10:33:22 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
16 of 24 (66.67%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rbk56kuohwmirfdrgys76v7ptno75kesebvax7pzp7se5tim3tdq._file
Verdict:
malicious
Label(s):
ArvionRAT
Create hunting rule
Link:
https://reports.threatray.com/7afd9eed-34d7-488e-8511-256cd730757d
Result
Malware family:
n/a
Score:
  8/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/261027-mlmqzacs6z/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Event Triggered Execution: Netsh Helper DLL
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
System Time Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Looks up external IP address via web service
Maps connected drives based on registry
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies Windows Firewall
Unpacked files
SH256 hash:
8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7
MD5 hash:
23554785c05e168f6bdf63f1ad1fde4c
SHA1 hash:
87fa99cfa33a7da0c490d1b08c73ebb2aa211680
Link:
https://www.unpac.me/results/9feff8c1-9d42-4d7b-b13f-b5c81e72c374/
Malware family:
ArvionRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8855df2a8e3d/report/overview.html
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/8855df2a8e3d988894713625ff57ef9b5dfea892206a0bfdf97fe44ecd0cdcc7

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:Check_Debugger
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:WIN_Malware_SalatStealer_ForgeAuto_542e717b
Create hunting rule
Author:Marjoriefort
Description:Detects SalatStealer (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_2ffc3572
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_ce8c5b46
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Sample_Unique_69354b41
Create hunting rule
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/95443/

Comments