MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4b396ff24c7d1f03c167fc423810a06ca866d5a13cfbec6531e9b8b4c37b7041. 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: 16
| SHA256 hash: | 4b396ff24c7d1f03c167fc423810a06ca866d5a13cfbec6531e9b8b4c37b7041 |
|---|---|
| SHA3-384 hash: | 179ebebc370aa6dfa825f82b73fca25342c2f6ef72f7c824bbd57b8170bd79cf2d0d5e96675c18100e7611f657f16a00 |
| SHA1 hash: | 282171270a9e9933a15a097c1613597828fe561d |
| MD5 hash: | 6a88ad8b84df70c77aad750dbdd867f1 |
| humanhash: | seven-yankee-white-high |
| File name: | 4b396ff24c7d1f03c167fc423810a06ca866d5a13cfbec6531e9b8b4c37b7041 |
| Download: | download sample |
| Signature | njrat |
| File size: | 595'968 bytes |
| First seen: | 2025-10-09 14:16:52 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (49'272 x AgentTesla, 20'616 x Formbook, 12'394 x SnakeKeylogger) |
| ssdeep | 12288:q0MjyUyA9OqUju9hlF12EiS0XOjf5h0eJeYoUAmtgs:q0MZ193z2EiS0+pUUAm |
| Threatray | 2'240 similar samples on MalwareBazaar |
| TLSH | T1D2C4E15563AADB01E4F65BF40971D3700B79BE4DB822C3065EEAADEF7839B402910763 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  adrian__luca |
| Tags: | exe NjRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
177
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4b396ff24c7d1f03c167fc423810a06ca866d5a13cfbec6531e9b8b4c37b7041
Verdict:
Malicious activity
Analysis date:
2025-10-09 15:53:03 UTC
Tags:
auto-startup remote xworm
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Verdict:
Malicious
Score:
99.1%
Tags:
autorun shell virus smtp
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Setting a global event handler for the keyboard
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm krypt obfuscated packed packed packer_detected
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-19T04:14:00Z UTC
Last seen:
2025-10-02T03:12:00Z UTC
Hits:
~100
Malware family:
Malicious Packer
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.42 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2025-09-19 06:55:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
26 of 36 (72.22%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
xworm
unc_loader_078
unc_loader_037
Similar samples:
+ 2'230 additional samples on MalwareBazaar
Result
Malware family:
xworm
Score:
10/10
Tags:
family:xworm discovery execution rat trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
4b396ff24c7d1f03c167fc423810a06ca866d5a13cfbec6531e9b8b4c37b7041
MD5 hash:
6a88ad8b84df70c77aad750dbdd867f1
SHA1 hash:
282171270a9e9933a15a097c1613597828fe561d
SH256 hash:
1041b538ccbc7d66e59247ef7551cde9b6c282843541585e9190a8e2e3943b12
MD5 hash:
e870d1e8f3791ccc141f85f40fd2972b
SHA1 hash:
150919ee289cffa6feb40ab8261f620dd7e26aac
SH256 hash:
97b628e278193ae07cc00398e0b5bf7cad316f6db5ba10ce1ee41745147415d2
MD5 hash:
ea684b94afeddd11720eade34f1d5d60
SHA1 hash:
b5ee6f4282c5fb708b5d95ec3f2d3807a9e9f6df
SH256 hash:
65e9092fe2d1c1ca819a858919b264813cd92d1dcf3251015cf055c7849693e3
MD5 hash:
c085f6c398569b279fe56945e860e462
SHA1 hash:
fbeca445a87584dd0b1c534e9fae4c289331e5ee
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
Verdict:
Malicious
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: | CP_AllMal_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication |
| Rule name: | Detect_PowerShell_Obfuscation |
|---|---|
| Author: | daniyyell |
| Description: | Detects obfuscated PowerShell commands commonly used in malicious scripts. |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | Njrat |
|---|---|
| Author: | botherder https://github.com/botherder |
| Description: | Njrat |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | Windows_Trojan_XWorm_b7d6eaa8 |
|---|---|
| Author: | Elastic Security |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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