MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 cb6db7bb30c9904f56f9831c68e43a03113fd4eb744d4b4764fd70934304d81f. 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: 15
| SHA256 hash: | cb6db7bb30c9904f56f9831c68e43a03113fd4eb744d4b4764fd70934304d81f |
|---|---|
| SHA3-384 hash: | a2c5107e148cfc7388176b28de7d3e795faef0a19f2fce0310d43ac44d2d9056b2bc07dd0a056d8193c763e7603c8a18 |
| SHA1 hash: | 54d9920cc30b8fbf099065af362c461948012de1 |
| MD5 hash: | 9c2c1e840ed8a4a7e6fdd3a7cc480093 |
| humanhash: | mirror-maryland-ceiling-wyoming |
| File name: | cb6db7bb30c9904f56f9831c68e43a03113fd4eb744d4b4764fd70934304d81f |
| Download: | download sample |
| Signature | njrat |
| File size: | 161'280 bytes |
| First seen: | 2025-07-31 12:14:20 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (49'246 x AgentTesla, 20'507 x Formbook, 12'374 x SnakeKeylogger) |
| ssdeep | 3072:qiOc4/yXuLt94i38DCXNjO+BlPhh1AnAeMsG3K:ZuB940yCdjOol1Ane |
| TLSH | T156F3F8ABB684CB14EE542876C4DFA43003D1AEC70B33E2863F4976691E423E35D89BC5 |
| 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 |  JAMESWT_WT |
| Tags: | exe NjRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
140
Origin country :
ITVendor Threat Intelligence
Malware family:
njrat
ID:
1
File name:
cb6db7bb30c9904f56f9831c68e43a03113fd4eb744d4b4764fd70934304d81f
Verdict:
Malicious activity
Analysis date:
2025-07-31 13:12:37 UTC
Tags:
rat njrat bladabindi auto-startup auto-reg netreactor
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
99.1%
Tags:
bladabindi autorun
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
bladabindi config-extracted keylogger net_reactor njrat njrat obfuscated packed packed rat vbnet
Verdict:
Malicious
Labled as:
Jalapeno.Generic
Gathering data
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
njRat
YARA:
13 match(es)
Tags:
.Net .Net Obfuscator .Net Reactor Executable njRat PE (Portable Executable) RAT SOS: 0.99 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Trojan.Jalapeno
Status:
Malicious
First seen:
2024-08-15 03:53:12 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
33 of 38 (86.84%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
njrat
Score:
10/10
Tags:
family:njrat defense_evasion discovery persistence privilege_escalation trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Modifies Windows Firewall
Njrat family
njRAT/Bladabindi
Verdict:
Malicious
Tags:
Win.Trojan.Bladabindi-9815414-0
YARA:
n/a
Unpacked files
SH256 hash:
cb6db7bb30c9904f56f9831c68e43a03113fd4eb744d4b4764fd70934304d81f
MD5 hash:
9c2c1e840ed8a4a7e6fdd3a7cc480093
SHA1 hash:
54d9920cc30b8fbf099065af362c461948012de1
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
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: | AgentTesla |
|---|---|
| Author: | Harish Kumar P |
| Description: | Yara Rule to Detect AgentTesla |
| Rule name: | DotNet_Reactor |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies .NET Reactor, which offers .NET code protection such as obfuscation, encryption and so on. |
| Rule name: | Njrat |
|---|---|
| Author: | botherder https://github.com/botherder |
| Description: | Njrat |
| Rule name: | pe_imphash |
|---|
| Rule name: | PureCrypter |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies PureCrypter, .NET loader and obfuscator. |
| Reference: | https://malpedia.caad.fkie.fraunhofer.de/details/win.purecrypter |
| 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) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
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