MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2fad2f1da50fadaeb21235a2f1ab6ca135174b10c0f7e499bf9f7bb1d03daf2. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2fad2f1da50fadaeb21235a2f1ab6ca135174b10c0f7e499bf9f7bb1d03daf2
SHA3-384 hash: 15d2aacd8a2e4551dd4d27bd53f9c384efa0970e51eb0fe59503ac2ffb0022fd453ecb301dd65a581ee2e609cf8b6ff1
SHA1 hash: 4ed292b07a22dd223dcab0a1e17ede988dbbe794
MD5 hash: 44114a154925c2d9cc35d9fb1aa9f51a
humanhash: pluto-wyoming-princess-blue
File name:44114a154925c2d9cc35d9fb1aa9f51a.exe
Download: download sample
Signature njrat
Create hunting rule
File size:24'064 bytes
First seen:2020-10-28 15:23:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:dMqYmCsg/yJrQ7hucGSl7UJx4g6JgfCcosjddmRvR6JZlbw8hqIusZzZp/:dErG0Btl7rRpcnuW
TLSH E6B22A0E3FA9C896C56C177486A5565003B4A1870463EE2FCCC564DBAFB3BD92D4CAF8
Reporter abuse_ch
Tags:exe NjRAT RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/80529/
Detection(s):
Win.Trojan.B-468
Create hunting rule

Win.Trojan.Ratenjay-1
Create hunting rule

Win.Trojan.Bladabindi-6192388-0
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Packed.Bladabindi-6804148-0
Create hunting rule

Win.Packed.Bladabindi-6917466-0
Create hunting rule

Win.Dropper.njRAT-7436651-0
Create hunting rule

Win.Packed.Generic-7672854-0
Create hunting rule

Win.Packed.Generic-7672855-0
Create hunting rule

Win.Packed.njRAT-7672853-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the Windows directory
Creating a process from a recently created file
Creating a file
Creating a process with a hidden window
Creating a window
Connection attempt
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
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/515252
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Creates an autostart registry key pointing to binary in C:\Windows
Creates autostart registry keys with suspicious names
Detected njRat
Drops executables to the windows directory (C:\Windows) and starts them
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
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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: 306730 Sample: ETNCf2EYHh.exe Startdate: 28/10/2020 Architecture: WINDOWS Score: 100 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus detection for dropped file 2->35 37 Antivirus / Scanner detection for submitted sample 2->37 39 11 other signatures 2->39 8 ETNCf2EYHh.exe 1 5 2->8         started        12 Discord.exe 3 2->12         started        14 Discord.exe 2 2->14         started        16 Discord.exe 2 2->16         started        process3 file4 29 C:\Windows\Discord.exe, PE32 8->29 dropped 49 Drops executables to the windows directory (C:\Windows) and starts them 8->49 18 Discord.exe 4 5 8->18         started        signatures5 process6 dnsIp7 31 127.0.0.1 unknown unknown 18->31 27 C:\...\b48db5bbc8efb88b6ad82030b44e0a40.exe, PE32 18->27 dropped 41 Antivirus detection for dropped file 18->41 43 Multi AV Scanner detection for dropped file 18->43 45 Protects its processes via BreakOnTermination flag 18->45 47 4 other signatures 18->47 23 netsh.exe 1 3 18->23         started        file8 signatures9 process10 process11 25 conhost.exe 23->25         started       
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c2fad2f1da50fadaeb21235a2f1ab6ca135174b10c0f7e499bf9f7bb1d03daf2/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-10-28 15:25:05 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yl5nf4o2kd5nv2zbennc6gvwzijvc5frbqhx4sm37h33whid3lza._file
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/201028-83gnajzhse/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Modifies service
Adds Run key to start application
Drops startup file
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
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:CN_disclosed_20180208_c
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter
Description:Identify njRat

File information

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

Web download

njrat

Executable exe c2fad2f1da50fadaeb21235a2f1ab6ca135174b10c0f7e499bf9f7bb1d03daf2

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/80529/
  
URLhaus
https://urlhaus.abuse.ch/url/760918/
  
Delivery method
Distributed via web download

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