MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27. 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: 20


Intelligence 20 IOCs 1 YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27
SHA3-384 hash: 97030b9f6d217cb44c1de30c574f7b09ef4e35d8d5a7891d4c41c8db127470cd74d71ee6250680645a5c7d9c838cf389
SHA1 hash: 04ed410e130bba2e28e7fc5e921ee6820547c31f
MD5 hash: 97960cb546365a3a320fd26dac47d10e
humanhash: single-hydrogen-may-comet
File name:Patch.exe
Download: download sample
Signature njrat
Create hunting rule
File size:111'104 bytes
First seen:2026-07-08 14:00:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'097 x AgentTesla, 20'115 x Formbook, 12'356 x SnakeKeylogger)
ssdeep 3072:fLra8HP4/X/fTB2FXP6zx/73v3EmddXlf:fLGEP4PjQVP6FT
TLSH T16CB3C68DBFA81911D07E4B7A48745116037DBADF8911E78C0FE288C917F73C68E966A3
TrID 70.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.2% (.EXE) Win64 Executable (generic) (6522/11/2)
4.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
158.160.75.185:43291

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
158.160.75.185:43291 https://threatfox.abuse.ch/ioc/1846600/

Intelligence

File Origin
# of uploads :
1
# of downloads :
191
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
njRAT
Details
Link:
https://research.acce.ciphertechsolutions.com/results/59998734-5995-4e82-88e9-c9b064937ddf/
Malware family:
njrat
Create hunting rule
ID:
1
File name:
Patch.exe
Verdict:
Malicious activity
Analysis date:
2026-07-08 13:43:58 UTC
Tags:
rat njrat bladabindi auto-reg
Link:
https://app.any.run/tasks/74233ec4-521f-4af5-8181-47eaa66fa9db

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/73953/
Detection(s):
Win.Packed.Generic-9795615-0
Create hunting rule

Win.Dropper.njRAT-10015886-0
Create hunting rule

Win.Dropper.Nanocore-10030076-0
Create hunting rule

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

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-6295774-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a4e541ea900f0e9eb6aa6e4
Tags:
bladabindi njrat
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm base64 cmd dropper evasive explorer fingerprint lolbin msconfig netsh njrat obfuscated rat reconnaissance regedit rundll32 schtasks vbnet
Link:
https://www.filescan.io/uploads/6a4e58238eaba951e766a615/reports/cfd4c80f-4be5-4a04-a590-611ef4e04dcd/overview
Verdict:
Malicious
Labled as:
MSIL.Krypt..Generic
Link:
https://www.hybrid-analysis.com/sample/f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-07-08T10:49:00Z UTC
Last seen:
2026-07-08T13:52:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win32.Generic HEUR:Trojan.MSIL.Crypt.gen Backdoor.MSIL.Coringa.sb Backdoor.MSIL.Bladabindi.sb Trojan-PSW.Multi.Stealer.sb Backdoor.Bladabindi.TCP.C&C Backdoor.Agent.TCP.C&C
Link:
https://opentip.kaspersky.com/f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27/results?tab=lookup
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/849af731-01be-4a44-a4d5-11353d791d0a
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1939311
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
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
Disables zone checking for all users
Joe Sandbox ML detected suspicious 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
Suricata IDS alerts for network traffic
Unusual module load detection (module proxying)
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: 1939311 Sample: Patch.exe Startdate: 08/07/2026 Architecture: WINDOWS Score: 100 31 portbuddy.dev 2->31 35 Suricata IDS alerts for network traffic 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 7 other signatures 2->41 9 Patch.exe 2 7 2->9         started        13 server.exe 3 2->13         started        15 server.exe 2 2->15         started        17 server.exe 2 2->17         started        signatures3 process4 file5 27 C:\Users\user\AppData\Roaming\server.exe, PE32 9->27 dropped 29 C:\Users\user\AppData\Local\...\Patch.exe.log, ASCII 9->29 dropped 51 Unusual module load detection (module proxying) 9->51 19 server.exe 4 4 9->19         started        signatures6 process7 dnsIp8 33 portbuddy.dev 158.160.75.185, 43291, 49701, 49703 YANDEXCLOUDRU Russia 19->33 43 Antivirus detection for dropped file 19->43 45 Multi AV Scanner detection for dropped file 19->45 47 Disables zone checking for all users 19->47 49 3 other signatures 19->49 23 netsh.exe 2 19->23         started        signatures9 process10 process11 25 conhost.exe 23->25         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27/
Verdict:
Malicious
Threat:
Family.NJRAT
Link:
https://tip.neiki.dev/file/f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27
Threat name:
ByteCode-MSIL.Backdoor.NjRAT
Create hunting rule
Status:
Malicious
First seen:
2026-07-08 13:44:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
29 of 36 (80.56%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6xmmk3blm2ay5oqlvtjvxyz3fuqgt7z6fc7p4z65jsqxwz23pmtq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
error
njrat
Result
Malware family:
n/a
Score:
  8/10
Tags:
adware defense_evasion discovery persistence privilege_escalation ransomware spyware
Link:
https://tria.ge/reports/260708-rbk7lsgs2z/
Behaviour
Checks SCSI registry key(s)
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Adds Run key to start application
Enumerates connected drives
Checks computer location settings
Executes dropped EXE
Boot or Logon Autostart Execution: Active Setup
Modifies Windows Firewall
Unpacked files
SH256 hash:
f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27
MD5 hash:
97960cb546365a3a320fd26dac47d10e
SHA1 hash:
04ed410e130bba2e28e7fc5e921ee6820547c31f
Detections:
win_njrat_g1
Create hunting rule
win_njrat_w1
Create hunting rule
NjRat
Create hunting rule
Link:
https://www.unpac.me/results/04a5372a-3a38-4f1b-873b-ae41a8fa5d66/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f5d8c56c2b66/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f5d8c56c2b66818eba0bacd35be33b2d2069ff3e28befe67dd4ca17b675b7b27

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:crimeware_njrat_strings
Create hunting rule
Author:Sekoia.io
Description:Detects njRAT based on some strings
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:malware_Njrat_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi / NjRAT Golden
Rule name:MAL_njrat
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security
Rule name:win_njrat_strings_oct_2023
Create hunting rule
Author:Matthew @ Embee_Research
Rule name:win_njrat_w1
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/73953/

Comments