MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 99cfe13849d87766b3c10e12360915d7ee8201795806d8a2c148f705c3d7dab9. 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: 20
| SHA256 hash: | 99cfe13849d87766b3c10e12360915d7ee8201795806d8a2c148f705c3d7dab9 |
|---|---|
| SHA3-384 hash: | 14bb7b8e7f243b32aa4e5390979f29e24d4753f7e3421822519f1e66df15bdc5fae5fbf3147a49f0fbb9aaaaba2a7ff1 |
| SHA1 hash: | 9e9ffebd845f77990a575eae17914b082d38d3f9 |
| MD5 hash: | 6c6d1e6500fc075ce0826acd0977ad46 |
| humanhash: | avocado-moon-december-aspen |
| File name: | 6c6d1e6500fc075ce0826acd0977ad46.exe |
| Download: | download sample |
| Signature | njrat |
| File size: | 32'768 bytes |
| First seen: | 2025-08-29 00:10:22 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 384:d0bUe5XB4e0X+OJuANuiEO0YaHWTgtTUFQqzFlDvObbW:OT9BudoguiEYukD8bW |
| Threatray | 990 similar samples on MalwareBazaar |
| TLSH | T1EFE207467BE68229C6BC1AFC9CB313110772E3478532EB6F5CDC88DA4B676D40641EE9 |
| TrID | 51.8% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 22.1% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 7.4% (.EXE) Win64 Executable (generic) (10522/11/4) 4.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.5% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Magika | pebin |
| Reporter |  abuse_ch |
| Tags: | exe NjRAT RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 162.243.204.23:5050 | https://threatfox.abuse.ch/ioc/1576673/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
203
Origin country :
NLVendor Threat Intelligence
Malware family:
njrat
ID:
1
File name:
6c6d1e6500fc075ce0826acd0977ad46.exe
Verdict:
Malicious activity
Analysis date:
2025-08-29 00:11:02 UTC
Tags:
rat njrat bladabindi remote backdoor
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
92.5%
Tags:
bladabindi njrat
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
base64 bladabindi cmd config-extracted keylogger lolbin njrat njrat rat razy reconnaissance spygate unsafe vbnet
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-08-26T06:09:00Z UTC
Last seen:
2025-08-26T06:09:00Z UTC
Hits:
~10
Malware family:
njRAT
Verdict:
Malicious
Result
Threat name:
Njrat
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Njrat
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
njRat
YARA:
13 match(es)
Tags:
.Net Executable Managed .NET njRat PE (Portable Executable) PE File Layout RAT SOS: 0.29 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Status:
Malicious
First seen:
2025-08-26 10:28:00 UTC
File Type:
PE (.Net Exe)
AV detection:
34 of 36 (94.44%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
njrat
Similar samples:
+ 980 additional samples on MalwareBazaar
Result
Malware family:
njrat
Score:
10/10
Tags:
family:njrat botnet:nyan cat discovery
Behaviour
Suspicious use of AdjustPrivilegeToken
System Location Discovery: System Language Discovery
Malware Config
C2 Extraction:
ronymahmoud.casacam.net:5050
Verdict:
Malicious
Tags:
rat njrat Win.Packed.njRAT-7445143-0 Bladabindi
YARA:
ByteCode_MSIL_Backdoor_NjRAT win_njrat_bytecodes_V2_oct_2023
Unpacked files
SH256 hash:
99cfe13849d87766b3c10e12360915d7ee8201795806d8a2c148f705c3d7dab9
MD5 hash:
6c6d1e6500fc075ce0826acd0977ad46
SHA1 hash:
9e9ffebd845f77990a575eae17914b082d38d3f9
Malware family:
njRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | ByteCode_MSIL_Backdoor_NjRAT |
|---|---|
| Author: | ReversingLabs |
| Description: | Yara rule that detects NjRAT backdoor. |
| 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: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | Njrat |
|---|---|
| Author: | botherder https://github.com/botherder |
| Description: | Njrat |
| Rule name: | njrat_v1 |
|---|---|
| Author: | RandomMalware |
| 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: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | win_njrat_bytecodes_V2_oct_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
| Rule name: | yarahub_win_njrat_bytecodes_V2_oct_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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