MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a
SHA3-384 hash: 8b19798fb761271c7b70d479655a88993ef714074f65ffca1e2f0ce60a87178e21ff5acedb0ed2eab89eb2f768e5bcbd
SHA1 hash: 995d411328fdd8e1d3f9f033084d32d8ee5dfcbd
MD5 hash: 03d642004a8942aa8637f4c7929fb757
humanhash: low-carbon-jig-vegan
File name:03d642004a8942aa8637f4c7929fb757.exe
Download: download sample
Signature njrat
Create hunting rule
File size:67'072 bytes
First seen:2026-01-20 18:25:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'000 x AgentTesla, 19'906 x Formbook, 12'332 x SnakeKeylogger)
ssdeep 1536:6Ru+9oN36txQviFw1a60eYTYBnvbWfLteF3nLrB9z3nltaF9b3S9vM:6Ru+9oN36txQviFChJPBn6fWl9znaF9H
Threatray 116 similar samples on MalwareBazaar
TLSH T17F634A4877958A15D2BD2E7844F256518730F90B6D03FB2E4CD160EBABB3EC44A42BE7
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 abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
88.83.203.254:7777

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
88.83.203.254:7777 https://threatfox.abuse.ch/ioc/1734913/

Intelligence

File Origin
# of uploads :
1
# of downloads :
214
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
njRAT
Details
njRAT
configuration settings including at least a c2 socket address, version, missionid, a network traffic delimiter, a filepath, a registry path, and flags
Link:
https://research.acce.ciphertechsolutions.com/results/9497fe37-e3dc-4aa4-b9ac-40ba0696ebf2/
Malware family:
njrat
Create hunting rule
ID:
1
File name:
_6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a.exe
Verdict:
Malicious activity
Analysis date:
2026-01-20 18:27:58 UTC
Tags:
sainbox rat auto-startup auto-reg njrat
Link:
https://app.any.run/tasks/4536b462-b3f4-4611-bd60-a7b31a29a2cc

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/49544/
Detection(s):
Win.Malware.Ursu-9784017-0
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.Generic-6454614-0
Create hunting rule

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

Win.Trojan.B-468
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=696fc8a5bcad3327ec06dfbb
Tags:
bladabindi autorun njrat
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm base64 bladabindi cmd config-extracted evasive eventvwr hacktool lolbin mmc njrat njrat obfuscated rat reconnaissance schtasks vbnet windows winnti wscript
Link:
https://www.filescan.io/uploads/696fc89e55805a763feb71ad/reports/03ff8e7e-44b3-4d61-b9ea-55265bcdf207/overview
Verdict:
Malicious
Labled as:
KillMBR.B.Generic
Link:
https://www.hybrid-analysis.com/sample/6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-18T14:42:00Z UTC
Last seen:
2026-01-19T13:39:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win32.Kladun.sb HEUR:Trojan-Downloader.MSIL.Agent.gen HEUR:Trojan.MSIL.Crypt.gen Backdoor.MSIL.Bladabindi.sb PDM:Trojan.Win32.Generic Backdoor.Bladabindi.TCP.C&C Backdoor.Agent.TCP.C&C Trojan.Win32.Agent.sb HEUR:Trojan-Spy.MSIL.KeyLogger.gen HEUR:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a/results?tab=lookup
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e436ef93-d54b-4255-831b-ba74eb6c152d
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
phis.troj.adwa.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1854228
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
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Disables zone checking for all users
Drops PE files to the startup folder
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Self deletion via cmd or bat file
Sigma detected: Drops script at startup location
Sigma detected: Potentially Suspicious Malware Callback Communication
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1854228 Sample: iXRaPpzOT7.exe Startdate: 20/01/2026 Architecture: WINDOWS Score: 100 42 Suricata IDS alerts for network traffic 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 13 other signatures 2->48 7 iXRaPpzOT7.exe 1 9 2->7         started        11 RuntimeBroken.exe 4 2->11         started        13 RuntimeBroken.exe 5 2->13         started        15 3 other processes 2->15 process3 file4 32 C:\Users\user\AppData\...\RuntimeBroken.exe, PE32 7->32 dropped 34 C:\RuntimeBroken.exe, PE32 7->34 dropped 36 C:\Users\user\AppData\...\iXRaPpzOT7.exe.log, ASCII 7->36 dropped 38 C:\RuntimeBroken.exe:Zone.Identifier, ASCII 7->38 dropped 58 Self deletion via cmd or bat file 7->58 17 RuntimeBroken.exe 4 8 7->17         started        22 cmd.exe 1 7->22         started        signatures5 process6 dnsIp7 40 88.83.203.254, 49692, 49693, 49694 VSI-AS35RevolutsiiprospRU Russian Federation 17->40 28 C:\Users\user\AppData\...\RuntimeBroken.exe, PE32 17->28 dropped 30 C:\Users\user\AppData\...\RuntimeBroken.url, MS 17->30 dropped 50 Multi AV Scanner detection for dropped file 17->50 52 Protects its processes via BreakOnTermination flag 17->52 54 Disables zone checking for all users 17->54 56 Drops PE files to the startup folder 17->56 24 conhost.exe 22->24         started        26 choice.exe 1 22->26         started        file8 signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a
Verdict:
njRat
YARA:
14 match(es)
Tags:
.Net Executable Managed .NET njRat PE (Portable Executable) PE File Layout RAT SOS: 0.28 Win 32 Exe x86
Malware Config
C2 Extraction:
CNC: 88.83.203.254
PORT: 7777
Link:
https://app.malva.re/file/03d642004a8942aa8637f4c7929fb757
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a/
Verdict:
Malicious
Threat:
Family.NJRAT
Link:
https://tip.neiki.dev/file/6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Create hunting rule
Status:
Malicious
First seen:
2026-01-18 19:32:55 UTC
AV detection:
32 of 38 (84.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nioa5cxqgpw2fyblohpevq5ekyvydwpwjcbo7su7a5zmnvitpj5a._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
0590c9b057970ad6c9c6ebb50ee29355fcda0ddce150b758fd05b9ca5323b8b4
njrat
6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a
njrat
72eb47100ec7b1b5c89beb50b076ffe91738639d86962451ba26f0f4d049692f
njrat
bfee25bffb876fc52246cf35d41a16eda0500c59501d645ae5bd57dc0d90e38b
njrat
error
njrat
+ 106 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:zapretkaroblox.ru discovery persistence
Link:
https://tria.ge/reports/260120-w2xesafw5h/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Malware Config
C2 Extraction:
127.0.0.1:7777
Unpacked files
SH256 hash:
6a1c0e8af033eda2e02b71de4ac3a4562b81d9f64882efca9f0772c6d5137a7a
MD5 hash:
03d642004a8942aa8637f4c7929fb757
SHA1 hash:
995d411328fdd8e1d3f9f033084d32d8ee5dfcbd
Detections:
win_njrat_w1
Create hunting rule
NjRat
Create hunting rule
Link:
https://www.unpac.me/results/ea3f60d1-cf69-4f54-b2cd-3b5ed4cf7424/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6a1c0e8af033/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: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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
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: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: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: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/49544/

Comments