MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad. 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: 18


Intelligence 18 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad
SHA3-384 hash: 27cf3091deb6c11a6c61e641a2ce362b46888dbde5d4ba7955b26f713b1a07fdc60f04232a3884f8bee4710be139639b
SHA1 hash: 145518dd63cd26471db279c04671ecc581ff19ba
MD5 hash: 741b73ac32f93409f2eff52fc470acd7
humanhash: pip-washington-papa-maryland
File name:file
Download: download sample
Signature njrat
Create hunting rule
File size:27'648 bytes
First seen:2025-02-13 19:02:56 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:TLH4ZoTmgEJLbwvqWGhP9Z9jMIAQk93vmhm7UMKmIEecKdbXTzm9bVhcamcL6MrZ:3UNvwNIA/vMHTi9bDX
TLSH T13FC2F76C37B68232D1EE067E4662DA9143B5D04BF227FB0E4CD958D94B1B78A0B41FE4
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 jstrosch
Tags:.NET exe MSIL NjRAT


Avatar
jstrosch
Found at hxxps://raw.githubusercontent[.]com/0x699/upms/refs/heads/main/winlog32.exe by #subcrawl

Intelligence

File Origin
# of uploads :
1
# of downloads :
479
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
741b73ac32f93409f2eff52fc470acd7.exe
Verdict:
Malicious activity
Analysis date:
2025-02-13 09:53:02 UTC
Tags:
njrat rat bladabindi
Link:
https://app.any.run/tasks/6f553bb7-c8b3-4e1a-a6e9-364a222ec3a2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Dropper.Nanocore-10030076-0
Create hunting rule

Win.Packed.Barys-10034402-0
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ae421028ab76d43a5adb6d
Tags:
autorun njrat
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Creating a window
Connection attempt to an infection source
Query of malicious DNS domain
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi cmd fingerprint lolbin nanocore netsh njrat obfuscated obfuscated rat reg vbnet windows
Link:
https://www.filescan.io/uploads/67ae41f41195447a80c3e5fe/reports/7cb4d328-b589-4064-9f70-cb2ad88e74d2/overview
Verdict:
Malicious
Labled as:
MSIL.Bladabindi.Generic
Link:
https://www.hybrid-analysis.com/sample/533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad
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:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fa8e7806-a7ae-4949-ae4f-0ceb1f9663ac
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
phis.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1614523
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
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 submitted file
Protects its processes via BreakOnTermination flag
Suricata IDS alerts for network traffic
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad/
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Create hunting rule
Status:
Malicious
First seen:
2025-01-28 03:05:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
32 of 37 (86.49%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=km775s4gkvnx5n2jeo2vp4ujwwt7dsbaxkr6b3dwug6pe6vanowq._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 by here discovery trojan
Link:
https://tria.ge/reports/250213-xqftbsskdr/
Behaviour
Suspicious use of AdjustPrivilegeToken
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Drops startup file
Downloads MZ/PE file
Njrat family
njRAT/Bladabindi
Malware Config
C2 Extraction:
21.ip.gl.ply.gg:56106
Verdict:
Malicious
Tags:
rat njrat cobian_rat cobian_rat Win.Dropper.Nanocore-10030076-0 bladabindi
YARA:
malware_Njrat_strings Windows_Trojan_Njrat_30f3c220 MAL_Njrat MALWARE_Win_NjRAT JPCERTCC_Njrat
Link:
https://app.threat.zone/submission/f298bced-851b-485e-b7d6-806759ec39c3
Unpacked files
SH256 hash:
533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad
MD5 hash:
741b73ac32f93409f2eff52fc470acd7
SHA1 hash:
145518dd63cd26471db279c04671ecc581ff19ba
Link:
https://www.unpac.me/results/60b82b51-cba7-407b-b379-13b34c243460/
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/533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad

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_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:INDICATOR_SUSPICIOUS_EXE_attrib
Create hunting rule
Author:ditekSHen
Description:Detects executables using attrib with suspicious attributes attributes
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: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:SUSP_netsh_firewall_command
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security

File information

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

Web download

njrat

Executable exe 533ffecb86555b7eb74923b557f289b5a7f1c820baa3e0ec76a1bcf27aa06bad

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3435958/

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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