MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23e9d7d9409b022e6996ade3d661136363aa739439b1c3ed404b0073e8a86bdd. 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


NetSupport


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 23e9d7d9409b022e6996ade3d661136363aa739439b1c3ed404b0073e8a86bdd
SHA3-384 hash: f51eb36c487bd00c7b72b004a7f72245108f4ae5c9d85c8cbf6e9158fab7b84448095ba0c630455d0513b4b6a8429462
SHA1 hash: e12f73e0bb54dfb559d32fd089225c7d0657bd7a
MD5 hash: f66e44609be04b6b259edc9f0d594ffc
humanhash: diet-lamp-mexico-missouri
File name:Versandbestaetigung_28052_52933.js
Download: download sample
Signature NetSupport
Create hunting rule
File size:34'596 bytes
First seen:2023-05-11 18:45:44 UTC
Last seen:2023-05-14 18:42:38 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 384:b0rOo7VEemcroprQUoF0quTA0gT+fKo0jec9VU4avoE5fgYPvxQ4le2V5x303WRP:WjjAsYftfl3R571
TLSH T1BBF2AE9866D3A053565FF03AB6BED8C6E55A44041BD2140FB91CB234EF96C3CCF61B68
Reporter abuse_ch
Tags:DEU geo js NetSupport

Intelligence

File Origin
# of uploads :
2
# of downloads :
300
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Can't access file ERROR
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd evasive obfuscated powershell
Link:
https://www.filescan.io/uploads/645d37eb8723e91f5525a3ce/reports/f0c0e326-71de-4868-adee-a462ec9d96a1/overview
Verdict:
Suspicious
Labled as:
JS/Agent.10664
Link:
https://www.hybrid-analysis.com/sample/23e9d7d9409b022e6996ade3d661136363aa739439b1c3ed404b0073e8a86bdd
Result
Verdict:
UNKNOWN
Result
Threat name:
NetSupport RAT
Create hunting rule
Detection:
malicious
Classification:
bank.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1231032
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Encrypted powershell cmdline option found
JavaScript source code contains call to eval() to check own source code (likely for evading instrumentation)
JavaScript source code contains functionality to generate code involving a shell, file or stream
JScript performs obfuscated calls to suspicious functions
Malicious encrypted Powershell command line found
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
PowerShell case anomaly found
Powershell drops PE file
Sigma detected: Powershell drops NetSupport RAT client
Snort IDS alert for network traffic
Suspicious powershell command line found
Uses known network protocols on non-standard ports
Very long command line found
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 864013 Sample: Versandbestaetigung_28052_5... Startdate: 11/05/2023 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Multi AV Scanner detection for domain / URL 2->58 60 Antivirus detection for URL or domain 2->60 62 5 other signatures 2->62 9 wscript.exe 1 2->9         started        12 client32.exe 2->12         started        14 client32.exe 2->14         started        process3 signatures4 70 Malicious encrypted Powershell command line found 9->70 72 JScript performs obfuscated calls to suspicious functions 9->72 74 Wscript starts Powershell (via cmd or directly) 9->74 76 PowerShell case anomaly found 9->76 16 cmd.exe 1 9->16         started        process5 signatures6 48 Malicious encrypted Powershell command line found 16->48 50 Suspicious powershell command line found 16->50 52 Wscript starts Powershell (via cmd or directly) 16->52 54 3 other signatures 16->54 19 powershell.exe 14 16 16->19         started        23 conhost.exe 16->23         started        process7 dnsIp8 40 91.193.43.96, 49701, 49702, 80 ITFPL Belgium 19->40 64 Very long command line found 19->64 66 Encrypted powershell cmdline option found 19->66 68 Powershell drops PE file 19->68 25 powershell.exe 1 52 19->25         started        signatures9 process10 file11 32 C:\Users\user\AppData\...\remcmdstub.exe, PE32 25->32 dropped 34 C:\Users\user\AppData\Roaming\...\pcicapi.dll, PE32 25->34 dropped 36 C:\Users\user\AppData\...\client32.exe, PE32 25->36 dropped 38 7 other files (6 malicious) 25->38 dropped 28 client32.exe 18 25->28         started        process12 dnsIp13 42 blahadfurtik.com 89.22.237.94, 49703, 5222 INETLTDTR Russian Federation 28->42 44 geography.netsupportsoftware.com 51.142.119.24, 49704, 80 MICROSOFT-CORP-MSN-AS-BLOCKUS United Kingdom 28->44 46 geo.netsupportsoftware.com 28->46 78 Multi AV Scanner detection for dropped file 28->78 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/23e9d7d9409b022e6996ade3d661136363aa739439b1c3ed404b0073e8a86bdd/
Threat name:
Script-JS.Malware.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2023-05-11 18:46:05 UTC
File Type:
Text (JavaScript)
AV detection:
1 of 37 (2.70%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=epu5pwkatmbc42mwvxr5myitmnr2u44uhgy4h3kajmahh2finpoq._file
Result
Malware family:
netsupport
Create hunting rule
Score:
  10/10
Tags:
family:netsupport persistence rat
Link:
https://tria.ge/reports/230511-xelv7shh63/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
NetSupport
Malware Config
Dropper Extraction:
http://91.193.43.96/upl.ps1
http://91.193.43.96/main.php
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/23e9d7d9409b/report/overview.html
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/23e9d7d9409b022e6996ade3d661136363aa739439b1c3ed404b0073e8a86bdd

File information

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

Malspam

NetSupport

Java Script (JS) js 23e9d7d9409b022e6996ade3d661136363aa739439b1c3ed404b0073e8a86bdd

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments