MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4ae0a96fe157d059c62d52e5934283f6055e822451db81a0bb9f646e98dc310. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4ae0a96fe157d059c62d52e5934283f6055e822451db81a0bb9f646e98dc310
SHA3-384 hash: 57804dec7ef5e3c0dc07b775a145aab72e29ba618fff033019789bc0a3ae5c549bf934f51500b682c80ebaf7d2cbb4ab
SHA1 hash: 29a234b45f4474a48de302968b0fd611d21ac55d
MD5 hash: 3515ca0c9363b6e95e7e58ea4e159eb0
humanhash: golf-magazine-angel-quebec
File name:Hx2hH6tp.exe
Download: download sample
Signature njrat
Create hunting rule
File size:24'064 bytes
First seen:2020-09-24 07:17:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 384:1/KPBfWhERYoBX16XuIeMHNw6Tg1Y6eeTFmRvR6JZlbw8hqIusZzZsd5:G44P1InRpcnu5
Threatray 358 similar samples on MalwareBazaar
TLSH 4FB21A0E3FA98856C5BC1B748AA59A500374D1830413EE2FCDC564DBAFB36D92D4CAF9
Reporter pmelson
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/65249/
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
Sending a UDP request
Creating a process with a hidden window
Creating a window
DNS request
Using the Windows Management Instrumentation requests
Launching the process to change the firewall settings
Sending a TCP request to an infection source
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/474046
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)
Detected njRat
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f4ae0a96fe157d059c62d52e5934283f6055e822451db81a0bb9f646e98dc310/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-09-24 07:19:04 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6sxavfx6cv6qlhdc2uxfsnbih5qfl2bciuo3qgqlxh3en2mnymia._file
Verdict:
malicious
Similar samples:
1e77593073ce7c57226c55e20d5ca2e09c84c86a083a9d56b3dd1bb732305683
njrat
25cfc68958a0cb5232d1e4bb1cddbf70b9494d3ef240337e2cedb9226c786b1c
njrat
4f7ee2b1be709d2dfcfb894323ac4b6a3f3b0482c646d49b051769a6e3785239
njrat
553b932611fdb66130ffe51b352b03c487cc0662a2ecf0708e3ddacb620cced0
njrat
703dca09e84a98247353b177d81f8b9db8b995a53230e1d78f86418c90d2ed58
njrat
7a8ef2bd1c4b9d15c7f174544a01feb7709164a23e748f9a0f769774243648e7
njrat
957fb8a83836c7891ef2a513d354439776e51c027b908193c9c7df269e42a7a9
njrat
b6c28cb063a76219e1686cfa3c394de76921ee3ab4d315c22cee54dc6cea41a3
njrat
bc341eccbdfecf1616134d92035e90b0622ec6731e5c5f74418f00ce3033a689
njrat
c96d7a2be148621094eb933be12d8c2bda0ae6f8f7c51dcbeca6ccd2b78ad4c7
njrat
+ 348 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
evasion persistence trojan family:njrat
Link:
https://tria.ge/reports/200924-hvcvmmhatj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Modifies Windows Firewall
njRAT/Bladabindi
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f4ae0a96fe157d059c62d52e5934283f6055e822451db81a0bb9f646e98dc310

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: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 f4ae0a96fe157d059c62d52e5934283f6055e822451db81a0bb9f646e98dc310

(this sample)

  
Link
https://www.virustotal.com/gui/file/f4ae0a96fe157d059c62d52e5934283f6055e822451db81a0bb9f646e98dc310/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/65249/

Comments