MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 51ef64b51fbc68f3fdffa43e7c0d89fad5a522a53d5c3930d8145bc96cc62067. 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
njrat
Vendor detections: 19
| SHA256 hash: | 51ef64b51fbc68f3fdffa43e7c0d89fad5a522a53d5c3930d8145bc96cc62067 |
|---|---|
| SHA3-384 hash: | af044f8f8dff0710be66a9b9db12eb1ee0db81ce5cfca1002081fb0504c99d56c17837f9425e25ea71e203663ed20894 |
| SHA1 hash: | d352655da5424c46fdbc6099d9c529a729386e0f |
| MD5 hash: | 0706cd387a4eba2beaf3325911a4957d |
| humanhash: | grey-nevada-november-princess |
| File name: | 51ef64b51fbc68f3fdffa43e7c0d89fad5a522a53d5c3930d8145bc96cc62067.exe |
| Download: | download sample |
| Signature | njrat |
| File size: | 100'352 bytes |
| First seen: | 2026-10-16 00:40:58 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/vnd.microsoft.portable-executable |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (49'287 x AgentTesla, 20'697 x Formbook, 12'401 x SnakeKeylogger) |
| ssdeep | 1536:eFq6keVv3jkezCLUmtHI9IdX36/W4RjQFxR1YnHEiKmp3EjzArjnCK2/HkgWMspQ:eFRvASmtoeavQFxRwHELmpSzsjCChQ |
| TLSH | T141A3F160973963F0D15F0671185B6AB23E64A1218935363C19B2C333BAE762DD793BF2 |
| TrID | 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.6% (.EXE) Win64 Executable (generic) (6522/11/2) 4.5% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| File icon (PE): |  |
| dhash icon | 8172e2c4d8818000 (2 x AsyncRAT, 1 x njrat) |
| Reporter |  whack_sh |
| Tags: | exe NjRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
202
Origin country :
USVendor Threat Intelligence
Malware configuration found for:
EvilCoder
XWorm
Details
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-16 00:45:00 UTC
Tags:
ip-check xworm auto-reg auto-startup
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Detection(s):
Verdict:
Malicious
Score:
99.9%
Tags:
loveletter nanocore asyncrat njrat
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating synchronization primitives
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending an HTTP GET request
Creating a process with a hidden window
Sending a custom TCP request
Launching a process
Creating a window
Enabling the 'hidden' option for recently created files
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Creating a file in the mass storage device
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
asyncrat asyncrat dropper obfuscated obfuscated packed remoteaccesstool stealer vbnet vidar
Verdict:
Malicious
Labled as:
IL:Trojan.Vidar
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-01-25T20:32:00Z UTC
Last seen:
2026-10-17T20:16:00Z UTC
Hits:
~10
Malware family:
XWorm
Verdict:
Malicious
Result
Threat name:
XWorm
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected XWorm
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
XBinder
YARA:
12 match(es)
Tags:
.Net Crypter Executable Loader Malicious Managed .NET PE (Portable Executable) PE File Layout RAT SOS: 0.85 SOS: 0.93 Win 32 Exe x86 XBinder XBinder Resource XBinder Variant XRijMut Loader XWorm
Malware Config
C2 Extraction:
CNC: Artexxiz-64097.portmap.host
PORT: 64097
PORT: 64097
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Status:
Malicious
First seen:
2025-01-21 02:06:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
28 of 36 (77.78%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
XWorm
Result
Malware family:
xworm
Score:
10/10
Tags:
family:xworm discovery rat trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Detect Xworm Payload
Family: Xworm
Malware Config
C2 Extraction:
Artexxiz-64097.portmap.host:64097
Unpacked files
SH256 hash:
51ef64b51fbc68f3fdffa43e7c0d89fad5a522a53d5c3930d8145bc96cc62067
MD5 hash:
0706cd387a4eba2beaf3325911a4957d
SHA1 hash:
d352655da5424c46fdbc6099d9c529a729386e0f
SH256 hash:
5dcab68408c5345c2714664f9a96c5d61cb456f85d18a4d66d45180a9c81be8b
MD5 hash:
cc4097fbc0a19e44aaac8466fb7f88b5
SHA1 hash:
0f2cd20d7a6bea1a6e542b6147bb4968366f428e
Detections:
win_xworm_w0
XWorm
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
MALWARE_Win_AsyncRAT
MALWARE_Win_XWorm
win_mal_XWorm
win_xworm_bytestring
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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