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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1b1f01c9bd89892e1122ceafbf55edbe56a6f1853baee35bea3073a0bf74fe3. 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



ArkeiStealer


Vendor detections: 17


Intelligence 17 IOCs YARA 20 File information Comments

SHA256 hash: d1b1f01c9bd89892e1122ceafbf55edbe56a6f1853baee35bea3073a0bf74fe3
SHA3-384 hash: d9866c4f9cf81e3437a8be9891a01efeee723d6b5677e7eff8c7e2950be7196db7aca3dff9ab7ef251240d0aa55934ff
SHA1 hash: c26c61440acc3f08bb9a00691f9324fa52b6d783
MD5 hash: 1febc8ef0e0fc59dc78ec249947cd10d
humanhash: sierra-sad-skylark-kentucky
File name:d1b1f01c9bd89892e1122ceafbf55edbe56a6f1853baee35bea3073a0bf74fe3.bin
Download: download sample
Signature ArkeiStealer
File size:897'024 bytes
First seen:2026-10-21 17:24:45 UTC
Last seen:2026-10-21 18:21:33 UTC
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash e0fc2c5c1c6e3211ac55d3d4256e7aaf (5 x Vidar, 4 x ArkeiStealer)
ssdeep 24576:EhjjgFikj2ptiE8I431xFvbTHUfvSPP6LVY:KjUAky853J/4voSVY
TLSH T13E15BE45F6C3E0F1E90226B65AA3473A1D3072075322CDC7EBD02E1A99715E19ABF36D
TrID 50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.5% (.EXE) Win64 Executable (generic) (6522/11/2)
8.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter threatcat_ch
Tags:ArkeiStealer exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
177
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-10-21 18:17:04 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
trojan virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
Launching a service
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug base64 cmd evasive fingerprint lolbin masquerade microsoft_visual_cc reconnaissance
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Sample uses string decryption to hide its real strings
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Threat name:
Win32.Trojan.AdvML
Status:
Malicious
First seen:
2026-10-21 17:25:25 UTC
File Type:
PE (Exe)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:vidar botnet:1008 discovery stealer
Behaviour
Program crash
System Location Discovery: System Language Discovery
Vidar Stealer
Family: Vidar
Malware Config
C2 Extraction:
https://mas.to/@oleg98
Unpacked files
SH256 hash:
d1b1f01c9bd89892e1122ceafbf55edbe56a6f1853baee35bea3073a0bf74fe3
MD5 hash:
1febc8ef0e0fc59dc78ec249947cd10d
SHA1 hash:
c26c61440acc3f08bb9a00691f9324fa52b6d783
Detections:
triage_azorult_infostealer triage_gcleaner_loader triage_vidar_infostealer win_vidar_auto INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation MALWARE_Win_Vidar
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:Check_OutputDebugStringA_iat
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:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:FreddyBearDropper
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
Author:ditekSHen
Description:Detect binaries embedding considerable number of MFA browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation
Author:ditekSHen
Description:Detects executables containing potential Windows Defender anti-emulation checks
Rule name:Macos_Infostealer_Wallets_8e469ea0
Author:Elastic Security
Rule name:MALWARE_Win_Vidar
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:telebot_framework
Author:vietdx.mb
Rule name:VECT_Ransomware
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:VidarOld
Author:kevoreilly,rony
Description:Vidar Payload (Old)
Rule name:Windows_Trojan_Vidar_114258d5
Author:Elastic Security
Rule name:WIN_Malware_ACRStealer_ForgeAuto_1084c837_Extrait
Author:Marjoriefort
Description:Detects ACRStealer (pe, etat extrait)
Rule name:WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait
Author:Marjoriefort
Description:Detects Fantom (pe, etat extrait)
Rule name:win_vidar_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.vidar.

File information


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

Malspam

ArkeiStealer

Executable exe d1b1f01c9bd89892e1122ceafbf55edbe56a6f1853baee35bea3073a0bf74fe3

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments