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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc7926a343bf4a612ebd57924bd5e3a6df997164b090c662855f2f3e6e91c930. 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



Vjw0rm


Vendor detections: 15


Intelligence 15 IOCs 1 YARA 8 File information Comments

SHA256 hash: dc7926a343bf4a612ebd57924bd5e3a6df997164b090c662855f2f3e6e91c930
SHA3-384 hash: dec5f8532a20e3d89b44f358067c3602339a551f71f6367a6936b90ece47168760afda49b0e4111dff6f9ab8a13b1772
SHA1 hash: 931ee6aceddbe8d247b8b9e64d72fa7a99c3125c
MD5 hash: 14dd865108d20efa06c21ac43be8cc3c
humanhash: winter-mississippi-sweet-sodium
File name:14dd865108d20efa06c21ac43be8cc3c.exe
Download: download sample
Signature Vjw0rm
File size:1'317'475 bytes
First seen:2026-04-27 04:42:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2057790ae7855765d51bdc4142e62f9c (80 x RemusStealer, 8 x ValleyRAT, 6 x SalatStealer)
ssdeep 24576:LRSfrAEH9XIYpj0BErpOtg58+um1Cx8749vYVXAVNrQtRiToEkfZ0HudrxpcDHAs:LgTbH94YxBQW58BmAx8749vYVXAVNrQw
Threatray 352 similar samples on MalwareBazaar
TLSH T1C555E044D3F415FDE0B7E174D9928A16E7337C491771E68F03AC6AAA5F232908E39B12
TrID 93.7% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
2.3% (.EXE) Win64 Executable (generic) (6522/11/2)
1.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
0.7% (.EXE) OS/2 Executable (generic) (2029/13)
0.7% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon 9494b494d4aeaeac (919 x DCRat, 486 x NirCmd, 172 x RedLineStealer)
Reporter abuse_ch
Tags:exe vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://kingspy.dynv6.net:797/Vre

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://kingspy.dynv6.net:797/Vre https://threatfox.abuse.ch/ioc/1800659/

Intelligence


File Origin
# of uploads :
1
# of downloads :
133
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Malware family:
asyncrat
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-04-27 04:43:01 UTC
Tags:
ahk loader auto-startup anti-evasion susp-powershell rat vjw0rm asyncrat remote

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

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending an HTTP POST request
Launching a process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Labled as:
PowerShell_Obfuscated_AS_suspicious_application
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-04-22T11:17:00Z UTC
Last seen:
2026-04-27T05:35:00Z UTC
Hits:
~100
Detections:
UDS:DangerousObject.Multi.Generic Trojan.PowerShell.Kriptik.sba Trojan.Agent.HTTP.C&C PDM:Worm.Win32.Generic HEUR:Trojan.Win32.Kladun.sb Worm.Agent.HTTP.ServerRequest Trojan.vjWorm.HTTP.C&C Trojan.Win32.Agent.sb Worm.Agent.HTTP.Notification Worm.Agent.HTTP.C&C Trojan.VBS.SAgent.sb HEUR:Worm.Script.Generic HEUR:Trojan.WinLNK.Agent.gen Trojan-Downloader.VBS.SLoad.sb Worm.Dinihou.HTTP.C&C Trojan-Downloader.JS.SLoad.sb Worm.VBS.Dinihou.sb Trojan.JS.SAgent.sb HEUR:Trojan.Script.Startup.gen HEUR:Trojan.Script.Generic HackTool.PowerShell.AmsiBypass.sb Trojan-Dropper.Win32.Dorifel.sbd PDM:Trojan.Win32.Generic Trojan.Script.vjWorm.a HEUR:Trojan-Downloader.Script.Generic
Result
Threat name:
VjW0rm, AsyncRAT
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to register a low level keyboard hook
Drops script or batch files to the startup folder
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sample or dropped binary is a compiled AutoHotkey binary
Sample uses string decryption to hide its real strings
Sigma detected: Drops script at startup location
Sigma detected: Execution of Powershell Script in Public Folder
Sigma detected: Invoke-Obfuscation STDIN+ Launcher
Sigma detected: Powershell download and execute file
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: VjW0rm
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Suspicious execution chain found
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses known network protocols on non-standard ports
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected AsyncRAT
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected VjW0rm
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1904917 Sample: 9bNhsfRFpm.exe Startdate: 27/04/2026 Architecture: WINDOWS Score: 100 94 kingspy.dynv6.net 2->94 96 deli.ydns.eu 2->96 98 3 other IPs or domains 2->98 114 Suricata IDS alerts for network traffic 2->114 116 Found malware configuration 2->116 118 Malicious sample detected (through community Yara rule) 2->118 120 19 other signatures 2->120 10 9bNhsfRFpm.exe 1 476 2->10         started        13 wscript.exe 2->13         started        16 wscript.exe 2->16         started        18 3 other processes 2->18 signatures3 process4 file5 78 C:\ProgramData\setup.exe, PE32 10->78 dropped 80 C:\ProgramData\diagfix\scheduled\...\dfr.js, ASCII 10->80 dropped 82 C:\ProgramData\...\DiagPackage.dll.mui, PE32 10->82 dropped 84 34 other files (none is malicious) 10->84 dropped 20 setup.exe 3 16 10->20         started        130 WScript reads language and country specific registry keys (likely country aware script) 13->130 24 cscript.exe 13->24         started        132 Windows Scripting host queries suspicious COM object (likely to drop second stage) 16->132 26 cscript.exe 16->26         started        134 System process connects to network (likely due to code injection or exploit) 18->134 136 Suspicious execution chain found 18->136 138 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 18->138 signatures6 process7 file8 72 C:\Users\Public\Settings\A72ews\win.ps1, ASCII 20->72 dropped 74 C:\ProgramData\Adobe\...\WindowsUpdater.js, Unicode 20->74 dropped 122 Multi AV Scanner detection for dropped file 20->122 124 Contains functionality to register a low level keyboard hook 20->124 126 Sample or dropped binary is a compiled AutoHotkey binary 20->126 28 wscript.exe 1 14 20->28         started        32 wscript.exe 20->32         started        34 wscript.exe 20->34         started        37 cmd.exe 1 20->37         started        39 powershell.exe 24->39         started        41 xcopy.exe 24->41         started        43 conhost.exe 24->43         started        128 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 26->128 45 conhost.exe 26->45         started        signatures9 process10 dnsIp11 86 C:\Users\user\AppData\Roaming\...\dfr.js, ASCII 28->86 dropped 88 C:\ProgramData\dfr.js, ASCII 28->88 dropped 140 Wscript starts Powershell (via cmd or directly) 28->140 142 Drops script or batch files to the startup folder 28->142 144 Windows Scripting host queries suspicious COM object (likely to drop second stage) 28->144 152 3 other signatures 28->152 47 wscript.exe 28->47         started        146 WScript reads language and country specific registry keys (likely country aware script) 32->146 49 powershell.exe 32->49         started        53 xcopy.exe 32->53         started        100 1453.ydns.eu 82.165.179.9, 1177, 1604, 49723 ONEANDONE-ASBrauerstrasse48DE Germany 34->100 90 C:\Users\user\AppData\Roaming\...\win.js, Unicode 34->90 dropped 56 powershell.exe 18 37->56         started        58 conhost.exe 37->58         started        148 Writes to foreign memory regions 39->148 150 Injects a PE file into a foreign processes 39->150 60 RegSvcs.exe 39->60         started        62 conhost.exe 39->62         started        64 conhost.exe 41->64         started        file12 signatures13 process14 dnsIp15 92 r.resimlink.com 172.67.211.28, 443, 49756, 49765 CLOUDFLARENETUS United States 49->92 102 Writes to foreign memory regions 49->102 104 Injects a PE file into a foreign processes 49->104 106 Loading BitLocker PowerShell Module 49->106 66 conhost.exe 49->66         started        68 RegSvcs.exe 49->68         started        76 C:\Users\user\AppData\...\WindowsUpdater.js, Unicode 53->76 dropped 108 Drops script or batch files to the startup folder 53->108 70 conhost.exe 53->70         started        110 Found suspicious powershell code related to unpacking or dynamic code loading 56->110 112 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 60->112 file16 signatures17 process18
Gathering data
Threat name:
Win64.Trojan.Cryxos
Status:
Malicious
First seen:
2026-04-23 07:42:00 UTC
File Type:
PE+ (Exe)
Extracted files:
385
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:asyncrat family:vjw0rm botnet:rsmlnk discovery execution persistence rat suricata trojan worm
Behaviour
Enumerates system info in registry
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Drops startup file
Executes dropped EXE
Badlisted process makes network request
Family: AsyncRat
Family: Vjw0rm
Suricata alert: AsyncRAT Malware Default X.509 Certificate Detected - Inbound
Malware Config
C2 Extraction:
kingspy.dynv6.net:1604
1453.ydns.eu:1604
82.165.179.9:1604
http://kingspy.dynv6.net:797
Dropper Extraction:
https://r.resimlink.com/DI09Q.jpg
Unpacked files
SH256 hash:
dc7926a343bf4a612ebd57924bd5e3a6df997164b090c662855f2f3e6e91c930
MD5 hash:
14dd865108d20efa06c21ac43be8cc3c
SHA1 hash:
931ee6aceddbe8d247b8b9e64d72fa7a99c3125c
SH256 hash:
b07cfffb57172a40a388f8f38817301c5b81a6a87a849b210e45eed60d0a36cf
MD5 hash:
30a8c1af9bcf8bba0b6c380b25326b60
SHA1 hash:
e236bebf7be0f573f73ab702e505613deeb1705b
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: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:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
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.

File information


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

Comments