MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 590a2ffe3a7d94ea6f13f48c39affc97790afcad1d1f750144e6319ace0c42a9. 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: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: 590a2ffe3a7d94ea6f13f48c39affc97790afcad1d1f750144e6319ace0c42a9
SHA3-384 hash: 16b675421fa0b3acb2053fe067922abeb2f4c4b2fb1fb5c132811ea8c2dabaa95b024794a028996cafc354c2ceaf5a49
SHA1 hash: b895b0c395ab5484e66472e6ecd6290ff0fca48d
MD5 hash: 87ee32efbf48d6cd6a12d3de30527bdd
humanhash: robin-wolfram-glucose-cardinal
File name:gorbra.vbs
Download: download sample
Signature njrat
File size:513'178 bytes
First seen:2023-06-28 13:44:40 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:KRr+dxPr+9gr+Ejr+gMSlctO+Jxq3udcXryOXzRn/u35n5p5XNsn1+7HLDVZcMxz:blRyODRn/umn+AMxzak5
Threatray 548 similar samples on MalwareBazaar
TLSH T17FB46E025EEF0008B1A3AADE9BF645E44F33B9755939C55D419E190E0BEBD80B861FB3
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter ankit_anubhav
Tags:NjRAT vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
166
Origin country :
TH TH
Vendor Threat Intelligence
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm fingerprint stealer
Result
Verdict:
MALICIOUS
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Suspicious powershell command line found
Uses dynamic DNS services
VBScript performs obfuscated calls to suspicious functions
Very long command line found
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 895699 Sample: gorbra.vbs Startdate: 28/06/2023 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Multi AV Scanner detection for domain / URL 2->38 40 Found malware configuration 2->40 42 10 other signatures 2->42 8 wscript.exe 1 2->8         started        11 powershell.exe 3 15 2->11         started        process3 signatures4 44 VBScript performs obfuscated calls to suspicious functions 8->44 46 Suspicious powershell command line found 8->46 48 Wscript starts Powershell (via cmd or directly) 8->48 50 Very long command line found 8->50 13 powershell.exe 14 9 8->13         started        17 powershell.exe 13 11->17         started        19 wscript.exe 11->19         started        21 conhost.exe 1 11->21         started        process5 dnsIp6 34 91.213.50.74, 49694, 80 ASBAXETNRU unknown 13->34 52 Suspicious powershell command line found 13->52 54 Writes to foreign memory regions 13->54 56 Found suspicious powershell code related to unpacking or dynamic code loading 13->56 58 Injects a PE file into a foreign processes 13->58 23 AppLaunch.exe 2 2 13->23         started        26 powershell.exe 12 13->26         started        28 conhost.exe 13->28         started        signatures7 process8 dnsIp9 32 njnjnjs.duckdns.org 154.12.254.215, 35888, 49695 COGENT-174US United States 23->32 30 conhost.exe 26->30         started        process10
Threat name:
Script-WScript.Trojan.Valyria
Status:
Malicious
First seen:
2023-06-27 04:51:04 UTC
File Type:
Text (VBS)
AV detection:
8 of 37 (21.62%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:njrat botnet:nyan cat trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Blocklisted process makes network request
njRAT/Bladabindi
Malware Config
C2 Extraction:
njnjnjs.duckdns.org:35888
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

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