MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441. 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: 19


Intelligence 19 IOCs 1 YARA 21 File information Comments
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SHA256 hash: 2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441
SHA3-384 hash: f6a6702a413958ca857cdafe08f9009e15e09a647cdd3849d399972edc42808d77547a2b4cdd57a3a644950488cdc620
SHA1 hash: bf9114dc9be6ae8799215017cd73663d40bb6aee
MD5 hash: c40a775c9b0d7491959f8689dbdc61b6
humanhash: pizza-ack-nebraska-monkey
File name:2500.exe
Download: download sample
Signature njrat
Create hunting rule
File size:56'320 bytes
First seen:2025-05-02 05:03:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'752 x AgentTesla, 19'657 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 1536:rgYADn8fLN2/SbxRDDcwsNMDEXExI3pmym:vADnccqbTDDcwsNMDEXExI3pm
TLSH T1A1432844BFEA4A05E2BD8F3468F655150634BA63E532EB1E8CD668DB13327C58C40FE6
TrID 52.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
22.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
7.5% (.EXE) Win64 Executable (generic) (10522/11/4)
4.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter adm1n_usa32
Tags:exe NjRAT

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
147.185.221.28:6997 https://threatfox.abuse.ch/ioc/1515131/

Intelligence

File Origin
# of uploads :
1
# of downloads :
534
Origin country :
US US
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
2500.exe
Verdict:
Malicious activity
Analysis date:
2025-05-02 05:08:13 UTC
Tags:
rat njrat bladabindi auto-reg
Link:
https://app.any.run/tasks/8f8fa1d6-150f-4369-873d-d94b34dee900

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/5698/
Detection(s):
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.Generic-6454614-0
Create hunting rule

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

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

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681456c6d5cdbfe0eb680a12
Tags:
bladabindi njrat
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
Launching a process
Creating a process with a hidden window
Enabling the 'hidden' option for files in the %temp% directory
Running batch commands
Searching for the window
Using the Windows Management Instrumentation requests
Creating a window
Searching for synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Unauthorized injection to a recently created process
Launching a tool to kill processes
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm cmd config-extracted dllhost explorer hacktool lolbin njrat njrat obfuscated rat reconnaissance rundll32 schtasks vbnet
Link:
https://www.filescan.io/uploads/681452488d43c3a878f8cd1d/reports/6a17dd67-a719-4b99-bb36-61659653225a/overview
Verdict:
Malicious
Labled as:
Jalapeno.Generic
Link:
https://www.hybrid-analysis.com/sample/2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/42f191f3-5028-4080-95cb-9d50fc117046
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1679585
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 autostart registry keys with suspicious names
Disables Windows Defender (via service or powershell)
Disables zone checking for all users
Found malware configuration
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Modifies Windows Defender protection settings
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Powershell Defender Disable Scan Feature
Sigma detected: System File Execution Location Anomaly
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses taskkill to terminate AV processes
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1679585 Sample: 2500.exe Startdate: 02/05/2025 Architecture: WINDOWS Score: 100 57 28.ip.gl.ply.gg 2->57 63 Suricata IDS alerts for network traffic 2->63 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 13 other signatures 2->69 10 2500.exe 1 5 2->10         started        13 dllhost.exe 2 2->13         started        15 dllhost.exe 3 2->15         started        17 dllhost.exe 2->17         started        signatures3 process4 file5 53 C:\Users\user\AppData\Local\...\dllhost.exe, PE32 10->53 dropped 55 C:\Users\user\AppData\Local\...\2500.exe.log, ASCII 10->55 dropped 19 dllhost.exe 4 4 10->19         started        process6 dnsIp7 59 28.ip.gl.ply.gg 147.185.221.28, 49721, 6997 SALSGIVERUS United States 19->59 71 Antivirus detection for dropped file 19->71 73 System process connects to network (likely due to code injection or exploit) 19->73 75 Multi AV Scanner detection for dropped file 19->75 77 6 other signatures 19->77 23 cmd.exe 1 19->23         started        26 cmd.exe 1 19->26         started        28 cmd.exe 1 19->28         started        30 3 other processes 19->30 signatures8 process9 signatures10 79 Modifies Windows Defender protection settings 23->79 81 Disables Windows Defender (via service or powershell) 23->81 32 powershell.exe 23 23->32         started        35 conhost.exe 23->35         started        83 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 26->83 37 taskkill.exe 1 26->37         started        39 conhost.exe 26->39         started        41 conhost.exe 28->41         started        43 sc.exe 1 28->43         started        45 conhost.exe 30->45         started        47 conhost.exe 30->47         started        49 3 other processes 30->49 process11 signatures12 61 Loading BitLocker PowerShell Module 32->61 51 WmiPrvSE.exe 32->51         started        process13
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441/
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Create hunting rule
Status:
Malicious
First seen:
2025-05-01 17:42:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
31 of 36 (86.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=enenwkzdwnjoswnnizw6gqaapsyez6vicmveqsd3arsauklmqraq._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:h2cked by louis defense_evasion discovery execution persistence trojan
Link:
https://tria.ge/reports/250502-fqa5eahl3x/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Launches sc.exe
Adds Run key to start application
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Executes dropped EXE
Stops running service(s)
Njrat family
njRAT/Bladabindi
Malware Config
C2 Extraction:
28.ip.gl.ply.gg:6997
Verdict:
Malicious
Tags:
trojan rat njrat revenge revenge Win.Dropper.njRAT-10015886-0 bladabindi
YARA:
Unknown_Malware_Sample_Jul17_2 malware_Njrat_strings Windows_Trojan_Njrat_30f3c220 MAL_Njrat MALWARE_Win_NjRAT JPCERTCC_Njrat
Link:
https://app.threat.zone/submission/90afdf72-7e60-4eb9-af89-4458f943d631
Unpacked files
SH256 hash:
2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441
MD5 hash:
c40a775c9b0d7491959f8689dbdc61b6
SHA1 hash:
bf9114dc9be6ae8799215017cd73663d40bb6aee
Detections:
win_njrat_w1
Create hunting rule
NjRat
Create hunting rule
Link:
https://www.unpac.me/results/51b23ecc-810f-404f-b6d5-34e964699f5e/
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/2348db2b23b352e959ad466de340007cb04cfaa8132a48487b04640a296c8441

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 (Nextron Systems)
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:CN_disclosed_20180208_c_RID2E71
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
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:INDICATOR_SUSPICIOUS_EXE_RawPaste_URL
Create hunting rule
Author:ditekSHen
Description:Detects executables (downlaoders) containing URLs to raw contents of a paste
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:MAL_Winnti_Sample_May18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:MAL_Winnti_Sample_May18_1_RID3003
Create hunting rule
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:Mal_WIN_NjRAT_RAT_PE
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect NjRAT implant.
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
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:Unknown_Malware_Sample_Jul17_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects unknown malware sample with pastebin RAW URL
Reference:https://goo.gl/iqH8CK
Rule name:Unknown_Malware_Sample_Jul17_2_RID326D
Create hunting rule
Author:Florian Roth
Description:Detects unknown malware sample with pastebin RAW URL
Reference:https://goo.gl/iqH8CK
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.

Cape
Cape
https://www.capesandbox.com/analysis/5698/

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