MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4. 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: 15


Intelligence 15 IOCs 3 YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4
SHA3-384 hash: 54bdf730877a4a8b9d11ce1ec773dea464bd7ada8b7af225ef0555c346beb8b89f57bb165c53645a1743ff3d41a27d8a
SHA1 hash: ba2cc621ce142888e001221b881f18dfdf971d16
MD5 hash: 06282cdd7fa54ea991fba55a50f8d8bd
humanhash: purple-carbon-california-louisiana
File name:06282cdd7fa54ea991fba55a50f8d8bd.exe
Download: download sample
Signature njrat
Create hunting rule
File size:87'040 bytes
First seen:2024-12-06 19:40:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'880 x AgentTesla, 19'800 x Formbook, 12'305 x SnakeKeylogger)
ssdeep 1536:NX1CKfcCqx+gRJNfxKGU4Q+GhjOwxLfUP0k6rM5cpGPaOK5e:NX4KEp+yJZxKGlYSwxLu0kc5sPe5e
TLSH T15383CF4DBBE081A8C4BD297749B2E41207BAF14F2A53ED1D8FE5549E37335818BA0DE1
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon f0caf8bababad8f0 (1 x njrat)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
18.192.93.86:19294

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
18.192.93.86:19294 https://threatfox.abuse.ch/ioc/1353017/
18.197.239.5:19294 https://threatfox.abuse.ch/ioc/1353018/
18.156.13.209:19294 https://threatfox.abuse.ch/ioc/1353019/

Intelligence

File Origin
# of uploads :
1
# of downloads :
518
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
06282cdd7fa54ea991fba55a50f8d8bd.exe
Verdict:
No threats detected
Analysis date:
2024-12-06 19:40:50 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5675d538-5fb6-4adc-8249-6c2e6c257acc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.29039.UNOFFICIAL
Create hunting rule

Win.Packed.Bladabindi-7994427-0
Create hunting rule

Win.Dropper.Nanocore-10030076-0
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.Trojan.B-468
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6753534f03fccedbc6499b9b
Tags:
bladabindi autorun njrat proxy
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Enabling the 'hidden' option for analyzed file
Creating a file in the Windows directory
Creating a process from a recently created file
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
DNS request
Connection attempt
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching the process to change the firewall settings
Creating a file in the mass storage device
Unauthorized injection to a system process
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4
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:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3751bee0-5cc1-41ad-b5e6-e2f3ab9e5ad6
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1570343
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
AI detected suspicious sample
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 autorun.inf (USB autostart)
Creates autostart registry keys with suspicious names
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the startup folder
Drops PE files with benign system names
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 dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Sigma detected: Drops fake system file at system root drive
Sigma detected: Files With System Process Name In Unsuspected Locations
Suricata IDS alerts 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: 1570343 Sample: fBpY1pYq34.exe Startdate: 06/12/2024 Architecture: WINDOWS Score: 100 42 2.tcp.eu.ngrok.io 2->42 50 Suricata IDS alerts for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 13 other signatures 2->56 9 fBpY1pYq34.exe 1 6 2->9         started        13 MsMpEng.exe 3 2->13         started        15 MsMpEng.exe 2 2->15         started        17 MsMpEng.exe 2 2->17         started        signatures3 process4 file5 36 C:\Windows\MsMpEng.exe, PE32 9->36 dropped 38 C:\Windows\MsMpEng.exe:Zone.Identifier, ASCII 9->38 dropped 40 C:\Users\user\AppData\...\fBpY1pYq34.exe.log, ASCII 9->40 dropped 66 Drops executables to the windows directory (C:\Windows) and starts them 9->66 19 MsMpEng.exe 2 11 9->19         started        signatures6 process7 dnsIp8 44 2.tcp.eu.ngrok.io 18.157.68.73, 19294, 49730 AMAZON-02US United States 19->44 46 18.197.239.5, 19294, 50005 AMAZON-02US United States 19->46 48 3.126.37.18, 19294, 49782, 49925 AMAZON-02US United States 19->48 28 C:\svchost.exe, PE32 19->28 dropped 30 C:\...\08e0b826461df6aaa32a19d4d44ad609.exe, PE32 19->30 dropped 32 C:\svchost.exe:Zone.Identifier, ASCII 19->32 dropped 34 2 other malicious files 19->34 dropped 58 Antivirus detection for dropped file 19->58 60 Multi AV Scanner detection for dropped file 19->60 62 Protects its processes via BreakOnTermination flag 19->62 64 8 other signatures 19->64 24 netsh.exe 2 19->24         started        file9 signatures10 process11 process12 26 conhost.exe 24->26         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4/
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Create hunting rule
Status:
Malicious
First seen:
2024-12-04 21:40:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=llnm7qndr6lyc57wvib5r2k6lbgxlywnmffkrctimz4pkdwe4dka._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
error
njrat
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked discovery evasion persistence privilege_escalation trojan
Link:
https://tria.ge/reports/241206-yd39jatmev/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops autorun.inf file
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Drops startup file
Executes dropped EXE
Modifies Windows Firewall
Njrat family
njRAT/Bladabindi
Malware Config
C2 Extraction:
2.tcp.eu.ngrok.io:19294
Verdict:
Malicious
Tags:
rat njrat Win.Packed.Bladabindi-7994427-0
YARA:
Windows_Trojan_Njrat_30f3c220 MALWARE_Win_NjRAT
Link:
https://app.threat.zone/submission/70fc7ced-6c48-4b8f-9c43-0623eb16cf15
Unpacked files
SH256 hash:
5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4
MD5 hash:
06282cdd7fa54ea991fba55a50f8d8bd
SHA1 hash:
ba2cc621ce142888e001221b881f18dfdf971d16
Detections:
NjRat
Create hunting rule
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/674e2944-2e8c-4d87-9de0-59d6e6e4e9c6/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/5adacfc1a38f978177f6aa03d8e95e584d75e2cd614aa88a686678f50ec4e0d4

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:ByteCode_MSIL_Backdoor_NjRAT
Create hunting rule
Author:ReversingLabs
Description:Yara rule that detects NjRAT backdoor.
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
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_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi / NjRAT Golden
Rule name:Mal_WIN_NjRAT_RAT_PE
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect NjRAT implant.
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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_netsh_firewall_command
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:SUSP_Ngrok_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an ngrok.io URL. This can be used as C2 channel
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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_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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments