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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a92fba7a5d3dbc2d25ddba06d8d348b7fa1ecff0775d70d85da4716504bd91e4. 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: 22


Intelligence 22 IOCs 1 YARA 25 File information Comments

SHA256 hash: a92fba7a5d3dbc2d25ddba06d8d348b7fa1ecff0775d70d85da4716504bd91e4
SHA3-384 hash: 2c7456be124579c4fc51165aedbabc786d93283896efac5a3001f4c517c3121206cf85c001636006d8229c743848cb45
SHA1 hash: 251bed1d0396afbb320c09d26a9497691f5a0b8b
MD5 hash: 2c0187de8eb73d79e622b5e8b898f1f0
humanhash: quiet-pizza-happy-carolina
File name:2c0187de8eb73d79e622b5e8b898f1f0.exe
Download: download sample
Signature njrat
File size:56'320 bytes
First seen:2026-10-15 06:10:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'322 x AgentTesla, 20'747 x Formbook, 12'407 x SnakeKeylogger)
ssdeep 1536:bJUMsDnKNgpynpGSDLwsNMD7MXExI3pmYm:zsDn1on4SDLwsNMDwXExI3pm
TLSH T105432844BFEA4A01E2BC8F3468F645150634BA63E532EB1F48D568EB17327C58C80FE6
TrID 54.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
23.1% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
4.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.8% (.EXE) Win64 Executable (generic) (6522/11/2)
3.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
103.26.77.17:14589

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
103.26.77.17:14589 https://threatfox.abuse.ch/ioc/1966859/

Intelligence


File Origin
# of uploads :
1
# of downloads :
235
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-15 06:28:45 UTC
Tags:
rat njrat bladabindi auto-reg

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
bladabindi nanocore njrat
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Searching for synchronization primitives
Creating synchronization primitives
Creating a window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm base64 bladabindi cmd config-extracted dllhost explorer hacktool lolbin njrat njrat obfuscated rat reconnaissance rundll32 schtasks vbnet
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-10-12T07:23:00Z UTC
Last seen:
2026-10-12T07:36:00Z UTC
Hits:
~10
Result
Threat name:
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
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
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
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: New RUN Key Pointing to Suspicious Folder
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)
Unusual module load detection (module proxying)
Yara detected Njrat
Behaviour
Behavior Graph:
Verdict:
njRat
YARA:
14 match(es)
Tags:
.Net Executable Managed .NET njRat PE (Portable Executable) PE File Layout RAT SOS: 0.29 Win 32 Exe x86
Malware Config
C2 Extraction:
CNC: 8.tcp.cpolar.cn
PORT: 14589
Threat name:
ByteCode-MSIL.Backdoor.NjRAT
Status:
Malicious
First seen:
2026-10-12 11:08:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
32 of 36 (88.89%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:njrat botnet:hacked by vrmy defense_evasion discovery persistence trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Enumerates video capture drivers
Adds Run key to start application
Checks computer location settings
Executes a file named after a Windows system binary
Executes dropped EXE
Family: njRAT/Bladabindi
Malware Config
C2 Extraction:
8.tcp.cpolar.cn:14589
Unpacked files
SH256 hash:
a92fba7a5d3dbc2d25ddba06d8d348b7fa1ecff0775d70d85da4716504bd91e4
MD5 hash:
2c0187de8eb73d79e622b5e8b898f1f0
SHA1 hash:
251bed1d0396afbb320c09d26a9497691f5a0b8b
Detections:
NjRat win_njrat_w1 CN_disclosed_20180208_c INDICATOR_SUSPICIOUS_EXE_RawPaste_URL MALWARE_Win_NjRAT MAL_Winnti_Sample_May18_1 Njrat Unknown_Malware_Sample_Jul17_2
Malware family:
RevengeRAT
Verdict:
Malicious
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
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
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:crimeware_njrat_strings
Author:Sekoia.io
Description:Detects njRAT based on some strings
Rule name:Disable_Defender
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_RawPaste_URL
Author:ditekSHen
Description:Detects executables (downlaoders) containing URLs to raw contents of a paste
Rule name:malware_Njrat_strings
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:MALWARE_Win_NjRAT
Author:ditekSHen
Description:Detects NjRAT / Bladabindi / NjRAT Golden
Rule name:MAL_njrat
Author:SECUINFRA Falcon Team
Rule name:MAL_Winnti_Sample_May18_1
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
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
Author:Phatcharadol Thangplub
Description:Use to detect NjRAT implant.
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:Njrat
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:Njrat
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Unknown_Malware_Sample_Jul17_2
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
Author:Florian Roth
Description:Detects unknown malware sample with pastebin RAW URL
Reference:https://goo.gl/iqH8CK
Rule name:VECT_Ransomware
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
Rule name:Windows_Trojan_Njrat_30f3c220
Author:Elastic Security
Rule name:WIN_Malware_XWorm_ForgeAuto_6b06c990_Extrait
Author:Marjoriefort
Description:Detects XWorm (pe, etat extrait)
Rule name:win_njrat_w1
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat
Rule name:WIN_Sample_Unique_69354b41
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

File information


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

Comments