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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cc220ac75c764330baf7b9e15ceb602e7a2e96a4cb8771309c4cefc6ca5f8736. 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


NanoCore


Vendor detections: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cc220ac75c764330baf7b9e15ceb602e7a2e96a4cb8771309c4cefc6ca5f8736
SHA3-384 hash: 95f5a0e09468ae81026578060518d430d0cbc7d7b515d3d1869b2024d5bd9bee357b9c99f3af37d1fd21c8886479c994
SHA1 hash: eb0a151b0be0a189d695c2482b80796394315ddc
MD5 hash: 51c38005bb5fc7440280ab7b09d82527
humanhash: lion-vermont-johnny-texas
File name:PSJDGFJKGJGjf.VBS
Download: download sample
Signature NanoCore
Create hunting rule
File size:98'311 bytes
First seen:2025-05-30 11:08:41 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 768:vzi5H/CZok5RUYd0XJhzZq3WKIazw82aPaJBEfEMWbyiVzKr:vzi5H/CZoRqerVzKr
TLSH T10FA3FDD79A0BC7A0413146939C27D88EEA54413BA265E10CFC4CC4E26F7FAD5DD60BEA
Magika vba
Reporter abuse_ch
Tags:NanoCore vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
107
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/6379/
Detection(s):
Sanesecurity.Malware.31963.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Script.SNH-gen.21210.4984.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6839941bacf88f5815e8fe54
Tags:
obfuscate xtreme shell
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/683991f2171e01f959318b90/reports/5fff11a2-9ab0-4d82-a5c5-43b84a497469/overview
Verdict:
Malicious
Labled as:
VBS/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/cc220ac75c764330baf7b9e15ceb602e7a2e96a4cb8771309c4cefc6ca5f8736
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1702292
Signature
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Creates autostart registry keys with suspicious values (likely registry only malware)
Creates multiple autostart registry keys
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: NanoCore
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded Reflective Assembly Load
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Uses threadpools to delay analysis
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Nanocore RAT
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1702292 Sample: PSJDGFJKGJGjf.VBS.vbs Startdate: 30/05/2025 Architecture: WINDOWS Score: 100 46 suchwoni13.duckdns.org 2->46 48 paste.ee 2->48 50 2 other IPs or domains 2->50 64 Suricata IDS alerts for network traffic 2->64 66 Found malware configuration 2->66 68 Malicious sample detected (through community Yara rule) 2->68 74 15 other signatures 2->74 9 wscript.exe 1 2->9         started        13 dnshost.exe 4 2->13         started        15 dnshost.exe 3 2->15         started        signatures3 70 Uses dynamic DNS services 46->70 72 Connects to a pastebin service (likely for C&C) 48->72 process4 dnsIp5 52 paste.ee 23.186.113.60, 443, 49714, 49715 KLAYER-GLOBALNL Reserved 9->52 76 System process connects to network (likely due to code injection or exploit) 9->76 78 VBScript performs obfuscated calls to suspicious functions 9->78 80 Suspicious powershell command line found 9->80 82 3 other signatures 9->82 17 powershell.exe 15 16 9->17         started        21 conhost.exe 13->21         started        23 conhost.exe 15->23         started        signatures6 process7 dnsIp8 44 ia600102.us.archive.org 207.241.227.242, 443, 49719, 49724 INTERNET-ARCHIVEUS United States 17->44 56 Detected Nanocore Rat 17->56 58 Creates autostart registry keys with suspicious values (likely registry only malware) 17->58 60 Creates multiple autostart registry keys 17->60 62 2 other signatures 17->62 25 MSBuild.exe 1 9 17->25         started        30 MSBuild.exe 17->30         started        32 cmd.exe 1 17->32         started        34 2 other processes 17->34 signatures9 process10 dnsIp11 54 suchwoni13.duckdns.org 43.226.229.132, 20251, 49725, 49729 SOFTLAYERUS Hong Kong 25->54 40 C:\Users\user\AppData\Roaming\...\run.dat, OpenPGP 25->40 dropped 42 C:\Users\user\AppData\Roaming\...\dnshost.exe, PE32 25->42 dropped 84 Detected Nanocore Rat 25->84 86 Creates multiple autostart registry keys 25->86 88 Hides that the sample has been downloaded from the Internet (zone.identifier) 25->88 90 Uses threadpools to delay analysis 30->90 36 conhost.exe 32->36         started        38 conhost.exe 34->38         started        file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cc220ac75c764330baf7b9e15ceb602e7a2e96a4cb8771309c4cefc6ca5f8736/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-05-29 13:33:16 UTC
File Type:
Text (VBS)
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zqravr24ozbtboxxxhqvz23afz5c5fvezodxcme4jtx4nss7q43a._file
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore discovery execution keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/250530-m9ckxawwfx/
Behaviour
Scheduled Task/Job: Scheduled Task
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
NanoCore
Nanocore family
Malware Config
C2 Extraction:
suchwoni13.duckdns.org:20251
127.0.0.1:20251
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/cc220ac75c764330baf7b9e15ceb602e7a2e96a4cb8771309c4cefc6ca5f8736

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:RANSOMWARE
Create hunting rule
Author:ToroGuitar

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/6379/

Comments