MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b. 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: 10


Intelligence 10 IOCs YARA 27 File information Comments
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SHA256 hash: ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b
SHA3-384 hash: 86cd9b157f9e5e3ffd11adc909102f5fd476cc5d27c5a5795938ab12260197c0509358e9429b55aa34509f4094f72c4f
SHA1 hash: f5e91e8655d8ad71c3789912c56f5cd49200b700
MD5 hash: b0cd1f6c40ba8d19e894c3be083d2156
humanhash: twenty-river-uranus-island
File name:SecuriteInfo.com.Trojan.PWS.Steam.40302.18191.13000
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:2'936'176 bytes
First seen:2026-07-08 06:47:46 UTC
Last seen:2026-07-08 07:19:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (606 x Vidar, 150 x RemusStealer, 102 x Stealc)
ssdeep 49152:rO4lGBu6WwKFw9FKwz676ei66t+yOYrtbT1zA0D4c0IowXVT4u3:rxnAnrz7660WrVDn5TR
TLSH T192D5AD0B7CD405E9C4A657398CBB51927B31B88A0F3227D72E9073782F72AE19D39794
TrID 33.1% (.EXE) Win64 Executable (generic) (6522/11/2)
25.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.4% (.ICL) Windows Icons Library (generic) (2059/9)
10.3% (.EXE) OS/2 Executable (generic) (2029/13)
10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter SecuriteInfoCom
Tags:ArkeiStealer exe signed

Code Signing Certificate

Organisation:semana.com
Issuer:semana.com
Algorithm:sha256WithRSAEncryption
Valid from:2026-07-06T14:31:05Z
Valid to:2027-07-06T14:31:05Z
Serial number: 3e5411be7c41876f
Thumbprint Algorithm:SHA256
Thumbprint: 18ce10ca24e156e9df3e489dbb548d2f8d7336fbd45299e64ee7729231bb053f
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
140
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/73903/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Steam.40302.18191.13000.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
89.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a4df3d9a900f0e9eb6a8598
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Connection attempt
DNS request
Behavior that indicates a threat
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-vm crypto golang packed signed
Link:
https://www.filescan.io/uploads/6a4df3f052b865ae98198db6/reports/e4b3a564-d0be-4483-90a9-8a879391c9fb/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-07-06T13:12:00Z UTC
Last seen:
2026-07-08T21:38:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c11d3405-7ae8-46ff-b8ca-d6e9dabb6a93
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/b0cd1f6c40ba8d19e894c3be083d2156
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b/
Threat name:
Win64.Trojan.Ravartar
Create hunting rule
Status:
Malicious
First seen:
2026-07-06 19:11:37 UTC
File Type:
PE+ (Exe)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zkfujpyxmvkh764s2ppmeqft5qgh6b7xieupv6cdnkdwmhctvnfq._file
Verdict:
malicious
Label(s):
vidar
Create hunting rule
Similar samples:
error
ArkeiStealer
Result
Malware family:
n/a
Score:
  8/10
Tags:
adware persistence ransomware spyware
Link:
https://tria.ge/reports/260708-hnfm8ac17q/
Behaviour
Checks SCSI registry key(s)
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates connected drives
Boot or Logon Autostart Execution: Active Setup
Unpacked files
SH256 hash:
ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b
MD5 hash:
b0cd1f6c40ba8d19e894c3be083d2156
SHA1 hash:
f5e91e8655d8ad71c3789912c56f5cd49200b700
Link:
https://www.unpac.me/results/88f2cef2-870f-46b8-88d3-76c6167964c8/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ca8b44bf1765/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b

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
Create hunting rule
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
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Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
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Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
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Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:FreddyBearDropper
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Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
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Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RemusStealer_GoPayload
Create hunting rule
Author:burger
Description:Detects RemusStealer Go-compiled payload
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
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:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload
Rule name:Windows_Trojan_Vidar_57ae970e
Create hunting rule
Author:Elastic Security

File information

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

Web download

ArkeiStealer

Executable exe ca8b44bf1765547ffb92d3dec240b3ec0c7f07f74128faf8436a87661c53ab4b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3883809/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/73903/

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