MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 141aa049fbc18090fb113660b02ef408aa40821187a67e8e6460afa5ad1058a3. 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: 11
| SHA256 hash: | 141aa049fbc18090fb113660b02ef408aa40821187a67e8e6460afa5ad1058a3 |
|---|---|
| SHA3-384 hash: | 87b4c9f4a5f25291b196e1b190cd676657975978eb8507b40c6b89acef0dd1933f223f24dfc45343b60c5e06d9091e42 |
| SHA1 hash: | 44b7fe2dc8b7466d0a93ce42f2c62e5ebdf71132 |
| MD5 hash: | 0eb628ef119db125ffb55b59e9cfe8a5 |
| humanhash: | sodium-thirteen-oscar-fix |
| File name: | 0eb628ef119db125ffb55b59e9cfe8a5.exe |
| Download: | download sample |
| Signature | njrat |
| File size: | 21'499'904 bytes |
| First seen: | 2022-10-13 21:35:43 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger) |
| ssdeep | 393216:xOa+iZxlHOF2IyYyCEDvXr72NbpNnlh2pNH2ciIrHWGzNTeZ2NPYS0uAK+auvX:giB9ZCEDvXu3PQpNkIL7NTebSBLnuvX |
| Threatray | 51 similar samples on MalwareBazaar |
| TLSH | T1FB273356A00FCEEED4E925F04DE5CD3C3D2AAC1A8F11C4FB9958114289C36EA6C27677 |
| TrID | 73.6% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.6% (.EXE) Win64 Executable (generic) (10523/12/4) 5.0% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.5% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 44cebaf0f0a2cc44 (1 x njrat, 1 x Chaos) |
| 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 |
|---|---|
| 13.37.224.132:5552 | https://threatfox.abuse.ch/ioc/887049/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
466
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a file
Creating a process from a recently created file
Creating a file in the %temp% subdirectories
Enabling the 'hidden' option for recently created files
Creating a file in the %AppData% directory
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
DNS request
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
bladabindi greyware njrat packed rat windows
Result
Verdict:
MALICIOUS
Result
Threat name:
njRat
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to infect the boot sector
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious names
Detected njRat
Drops PE files to the startup folder
Hides threads from debuggers
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Modifies the windows firewall
Protects its processes via BreakOnTermination flag
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Gathering data
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2022-10-10 03:02:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
2182
AV detection:
24 of 26 (92.31%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
njrat
Similar samples:
+ 41 additional samples on MalwareBazaar
Result
Malware family:
njrat
Score:
10/10
Tags:
family:njrat botnet:hacked evasion persistence pyinstaller trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Detects Pyinstaller
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Loads dropped DLL
Checks computer location settings
Drops startup file
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
nchadakn7wik.hopto.org:5552
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
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:
0.85
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: | MALWARE_Win_NjRAT |
|---|---|
| Author: | ditekSHen |
| Description: | Detects NjRAT / Bladabindi |
| Rule name: | pe_imphash |
|---|
| Rule name: | PyInstaller |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies executable converted using PyInstaller. |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | win_njrat_w1 |
|---|---|
| Author: | Brian Wallace @botnet_hunter <bwall@ballastsecurity.net> |
| Description: | Identify njRat |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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