MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d85623e40ad2ce2710913d1033fc78e3c0c7151837f4af41bf592ceb5bf68cdf. 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: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d85623e40ad2ce2710913d1033fc78e3c0c7151837f4af41bf592ceb5bf68cdf
SHA3-384 hash: b501b7c2bf9b9930208957fbe90c29ea8b7b9e3d4ff1208461bafbde9619f96bac8405af9b40c4d9253eadf36ff90a4b
SHA1 hash: 7979259ca944d83302caa738fc01f460b31e8d85
MD5 hash: 2d96d4b232edab88dd7bf3ab0e87f5f0
humanhash: leopard-wisconsin-coffee-three
File name:SecuriteInfo.com.Trojan.DownLoader33.36721.26238.29912
Download: download sample
Signature njrat
Create hunting rule
File size:117'760 bytes
First seen:2020-08-01 19:32:51 UTC
Last seen:2020-08-02 07:33:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 3072:LNRbW3O/2JWmD3TKY4pDCb6QTolGAEe5R9Nq1LvzhVqke9e0j:24A3mY4paT3il
TLSH B8B3E177774091BAEC640638A5EBC4C50E84BCEFC5210DEC7AC8261F5E876528D76D3A
Reporter SecuriteInfoCom
Tags:NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
253
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Ispy
Create hunting rule
Link:
https://www.capesandbox.com/analysis/37034/
Detection(s):
SecuriteInfo.com.Atros6.CPGI.25066.25787.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a process with a hidden window
DNS request
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
Launching the process to change the firewall settings
Connection attempt to an infection source
Creating a file in the mass storage device
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices by creating a special LNK file
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/406799
Signature
Creates autostart registry keys with suspicious names
Drops PE files to the startup folder
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 255629 Sample: SecuriteInfo.com.Trojan.Dow... Startdate: 01/08/2020 Architecture: WINDOWS Score: 84 49 Malicious sample detected (through community Yara rule) 2->49 51 Yara detected Njrat 2->51 53 Machine Learning detection for sample 2->53 55 3 other signatures 2->55 8 SecuriteInfo.com.Trojan.DownLoader33.36721.26238.exe 2 6 2->8         started        11 System.exe 3 2->11         started        13 System.exe 2 2->13         started        15 2 other processes 2->15 process3 file4 37 C:\Users\user\AppData\Local\Temp\System.exe, PE32 8->37 dropped 39 C:\Users\user\...\System.exe:Zone.Identifier, ASCII 8->39 dropped 41 SecuriteInfo.com.T...36721.26238.exe.log, ASCII 8->41 dropped 17 System.exe 2 5 8->17         started        43 C:\...\301b5fcf8ce2fab8868e80b6c1f912fe.exe, PE32 11->43 dropped 45 301b5fcf8ce2fab886...exe:Zone.Identifier, ASCII 11->45 dropped 21 netsh.exe 3 11->21         started        23 netsh.exe 13->23         started        25 netsh.exe 3 15->25         started        process5 dnsIp6 47 jokar-syria.publicvm.com 46.32.123.173, 81 ZAIN-JO Jordan 17->47 57 Protects its processes via BreakOnTermination flag 17->57 59 Machine Learning detection for dropped file 17->59 61 Creates autostart registry keys with suspicious names 17->61 63 Drops PE files to the startup folder 17->63 27 netsh.exe 3 17->27         started        29 conhost.exe 21->29         started        31 conhost.exe 23->31         started        33 conhost.exe 25->33         started        signatures7 process8 process9 35 conhost.exe 27->35         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d85623e40ad2ce2710913d1033fc78e3c0c7151837f4af41bf592ceb5bf68cdf/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2018-02-11 01:09:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3blchzak2lhcoeerhuidh7dy4pamofiyg72k6qn7lewoww7wrtpq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/200801-s3nx51rn26/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Modifies service
Adds Run key to start application
Adds Run key to start application
Loads dropped DLL
Drops startup file
Drops startup file
Modifies Windows Firewall
Executes dropped EXE
Executes dropped EXE
Modifies Windows Firewall
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

njrat

Executable exe d85623e40ad2ce2710913d1033fc78e3c0c7151837f4af41bf592ceb5bf68cdf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/412491/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/37034/

Comments