MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb. 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: 16


Intelligence 16 IOCs 1 YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb
SHA3-384 hash: e37b50c06543ed2e14c3068147621ac8233b67b79aa7760904b80f9e7ca342e30719adb62ad2423cb7e096cc577e0b6c
SHA1 hash: 108fb702d48f775011f790b3e807545363383148
MD5 hash: c6f41fa82336ac2a3a904bbfd9138254
humanhash: asparagus-uncle-harry-cardinal
File name:c6f41fa82336ac2a3a904bbfd9138254.exe
Download: download sample
Signature njrat
Create hunting rule
File size:37'888 bytes
First seen:2025-01-22 12:00:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'854 x AgentTesla, 19'783 x Formbook, 12'304 x SnakeKeylogger)
ssdeep 384:l6/gUiDrblmJEpRGyEfdDPTuWCYqAlLrAF+rMRTyN/0L+EcoinblneHQM3epzXfu:U/yHpR9EfdDCWClAprM+rMRa8Nuzwt
TLSH T16903294D7FE18168C5FD157B05B2D41207BBE04B6E23D90E8EE564AA37636C18B90EF2
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
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
147.185.221.25:15719

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
147.185.221.25:15719 https://threatfox.abuse.ch/ioc/1391430/

Intelligence

File Origin
# of uploads :
1
# of downloads :
496
Origin country :
NL NL
Vendor Threat Intelligence
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=6790e1cbb5602ee8cdaf50f0
Tags:
bladabindi crimsonrat njrat
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
Connection attempt to an infection source
Using the Windows Management Instrumentation requests
Launching the process to change the firewall settings
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
backdoor bladabindi cmd explorer fingerprint krypt lolbin netsh njrat obfuscated rat vbnet windows
Link:
https://www.filescan.io/uploads/6790de0920420d678c401fff/reports/47ef6ca5-fa12-4ce3-b9b7-0b9ddeb032ec/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb
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/a3ac3be8-a93d-4319-bdf1-b19bdba09444
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1596743
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
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb/
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Create hunting rule
Status:
Malicious
First seen:
2025-01-18 20:57:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
36 of 38 (94.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wnorervk4bl2z23pu4677ksz65revztq4ttlwxnosnfc42owpw5q._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 defense_evasion discovery persistence privilege_escalation
Link:
https://tria.ge/reports/250122-n6v4hswmcr/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Modifies Windows Firewall
Malware Config
C2 Extraction:
other-perry.gl.at.ply.gg:15719
Verdict:
Malicious
Tags:
rat njrat Win.Packed.Bladabindi-7994427-0 bladabindi
YARA:
Windows_Trojan_Njrat_30f3c220 MALWARE_Win_NjRAT
Link:
https://app.threat.zone/submission/49877625-fb94-4bec-8808-896b83ce830a
Unpacked files
SH256 hash:
b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb
MD5 hash:
c6f41fa82336ac2a3a904bbfd9138254
SHA1 hash:
108fb702d48f775011f790b3e807545363383148
Detections:
NjRat
Create hunting rule
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/a4ffcaee-14f4-4435-ad70-160fc974239d/
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/b35d1246aae057aceb6fa73dffaa59f7624ae670e4e6bb5dae934a2e69d67dbb

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: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

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