MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b582a072dd59fcb9c53886ee635bea3e052650e8b3886e1a024acc67fe5c180a. 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: 16


Intelligence 16 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b582a072dd59fcb9c53886ee635bea3e052650e8b3886e1a024acc67fe5c180a
SHA3-384 hash: ef3d2c2a30b9b39325d2b79792d5173d231212e1cb583987834d2ed4cb56a319681df9dfc24671e310250f14f7711d0b
SHA1 hash: fbe4cdf506adae973e014ae6c7102249200ed80b
MD5 hash: b63d678ce2b4e5625266f6a0be13598f
humanhash: ceiling-lima-steak-georgia
File name:b63d678ce2b4e5625266f6a0be13598f.exe
Download: download sample
Signature njrat
Create hunting rule
File size:368'640 bytes
First seen:2023-10-13 05:40:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 3072:KLd/xWvIKEgRDerABNZKGiy5LYxHU0g/Dr7WI11Igf5PAADiNebOM8XOs:KZx5KLk+XKGdLuk1KgWNO
Threatray 196 similar samples on MalwareBazaar
TLSH T138748AA17270C476C89D5E357B54FAAD606A7C28DC834CA635E23EDF3BF0A70A644271
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon e0c8cec6c6c6c0e0 (3 x BlackGuard, 3 x Formbook, 2 x MassLogger)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.124.142.205:19568

Intelligence

File Origin
# of uploads :
1
# of downloads :
398
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
b63d678ce2b4e5625266f6a0be13598f.exe
Verdict:
Malicious activity
Analysis date:
2023-10-13 05:43:11 UTC
Tags:
rat njrat bladabindi remote sinkhole
Link:
https://app.any.run/tasks/50f6f646-2ef0-4368-b805-8485ebc88825

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/454040/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader33.4312.18632.3788.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
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
Creating a window
Searching for synchronization primitives
DNS request
Using the Windows Management Instrumentation requests
Sending a custom TCP 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:
packed
Link:
https://www.filescan.io/uploads/6528d86fc51de9263e599992/reports/bd0032d4-a739-43ee-ba8a-c18fce92757e/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b582a072dd59fcb9c53886ee635bea3e052650e8b3886e1a024acc67fe5c180a
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Quasar RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/516aacf3-ecc2-4e50-baa9-b648dfa4f61c
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1325119
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to log keystrokes (.Net Source)
Creates autostart registry keys with suspicious names
Drops PE files to the startup folder
Found malware configuration
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1325119 Sample: pXy41WSnkk.exe Startdate: 13/10/2023 Architecture: WINDOWS Score: 100 31 0.tcp.eu.ngrok.io 2->31 39 Snort IDS alert for network traffic 2->39 41 Multi AV Scanner detection for domain / URL 2->41 43 Found malware configuration 2->43 45 14 other signatures 2->45 9 pXy41WSnkk.exe 1 5 2->9         started        12 Office.exe 3 2->12         started        14 Office.exe 2 2->14         started        16 Office.exe 2 2->16         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\Temp\Office.exe, PE32 9->29 dropped 18 Office.exe 4 5 9->18         started        process6 dnsIp7 33 0.tcp.eu.ngrok.io 18.158.249.75, 19568, 49712, 49715 AMAZON-02US United States 18->33 35 3.124.142.205, 19568, 49733, 49734 AMAZON-02US United States 18->35 37 2 other IPs or domains 18->37 27 C:\...\7e6b5de3e001f4cb597cac4152eacd8b.exe, PE32 18->27 dropped 47 Antivirus detection for dropped file 18->47 49 Multi AV Scanner detection for dropped file 18->49 51 Protects its processes via BreakOnTermination flag 18->51 53 5 other signatures 18->53 23 netsh.exe 2 18->23         started        file8 signatures9 process10 process11 25 conhost.exe 23->25         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b582a072dd59fcb9c53886ee635bea3e052650e8b3886e1a024acc67fe5c180a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b582a072dd59fcb9c53886ee635bea3e052650e8b3886e1a024acc67fe5c180a/
Threat name:
ByteCode-MSIL.Worm.Ganelp
Create hunting rule
Status:
Malicious
First seen:
2023-10-07 13:50:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwbka4w5lh6ltrjyq3xggw7khycsmuhiwoeg4gqcjlggp7s4dafa._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
1e77593073ce7c57226c55e20d5ca2e09c84c86a083a9d56b3dd1bb732305683
njrat
45a3a773aa1551f8f73f3dc1dcae0385bbf8b1d99b25929cb661ae20b6b3fc13
njrat
4d443d374a1941217335cca576c402e756c1ac5f56f6e0e33868ddef4672c82c
njrat
59d6e2958780d15131c102a93fefce6e388e81da7dc78d9c230aeb6cab7e3474
njrat
6e8bb54fdc69d7a4ce09c44ca1585b84a68efdc0044a7b965d9bd3025a9818bb
njrat
a0380cdbb6ed01cf08e65c66314c034eb710ed7bdb2e2235357ecf5ed0bb6a92
njrat
eeb920b22ac23368cd8e9b8b69f572b1e086d055b6e9601e11c89654748f0017
njrat
+ 186 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/231013-gde39sfa8t/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Modifies Windows Firewall
njRAT/Bladabindi
Unpacked files
SH256 hash:
b582a072dd59fcb9c53886ee635bea3e052650e8b3886e1a024acc67fe5c180a
MD5 hash:
b63d678ce2b4e5625266f6a0be13598f
SHA1 hash:
fbe4cdf506adae973e014ae6c7102249200ed80b
Link:
https://www.unpac.me/results/4ccf3a3f-51b3-41be-99be-2c9cec7246b0/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b582a072dd59/report/overview.html
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:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/454040/

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