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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 399f3bb1832ae6bda9c2aecb890e73bc6ab679d9d69f7663c059b79adea43654. 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



PureLogsStealer


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 399f3bb1832ae6bda9c2aecb890e73bc6ab679d9d69f7663c059b79adea43654
SHA3-384 hash: dc64885a1810f42775916e6aaa90061ca6225186682fbb2a1ce387291b729c538b9867764991b65aab07d596eea62259
SHA1 hash: 0a1004e4b14da0429c354097cdedcbb4db082b5f
MD5 hash: ccac10ff44036275af265c63328fe598
humanhash: thirteen-fish-cardinal-paris
File name:output_e7m3ct96.js
Download: download sample
Signature PureLogsStealer
File size:468'586 bytes
First seen:2026-08-17 06:39:54 UTC
Last seen:2026-08-17 08:58:54 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:V6051wkyZgYzPlmad0kUIdw043AwlnGEtn47/OUxzuP4iS7h+Fzmg0aZo1Nx/yW1:kxzeaTwbQw5DCx0sh+F8s2xJL35B/
TLSH T12DA4951E19402C4AA0659016DE86C26E916FAD5BAF5F0EC651FFC2DC83B1D0E9843FF6
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika autohotkey
Reporter lowmal3
Tags:js PureLogsStealer

Intelligence


File Origin
# of uploads :
2
# of downloads :
178
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
aes base64 base64 crypto evasive lolbin obfuscated overlay persistence powershell repaired wscript
Verdict:
Malicious
File Type:
js
First seen:
2026-08-17T00:33:00Z UTC
Last seen:
2026-08-17T03:32:00Z UTC
Hits:
~1000
Result
Threat name:
PureLogs Stealer
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
AI detected malicious Powershell script
Bypasses PowerShell execution policy
Creates a thread in another existing process (thread injection)
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potential evasive JS / VBS script found (domain check)
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows Shell Script Host drops VBS files
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected MSIL Injector
Yara detected PureLogs Stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1958828 Sample: output_e7m3ct96.js Startdate: 17/08/2026 Architecture: WINDOWS Score: 100 69 rcf.co.mz 2->69 97 Malicious sample detected (through community Yara rule) 2->97 99 Multi AV Scanner detection for submitted file 2->99 101 Yara detected PureLogs Stealer 2->101 103 8 other signatures 2->103 11 wscript.exe 1 10 2->11         started        15 wscript.exe 1 2->15         started        signatures3 process4 file5 61 C:\Users\user\AppData\Local\...\1n2nmswvfoxib, ASCII 11->61 dropped 63 C:\Users\user\AppData\Local\...\1n2nmswvfoxia, ASCII 11->63 dropped 65 C:\Users\user\AppData\...\1n2nmswvfoxi.vbs, ASCII 11->65 dropped 67 3 other malicious files 11->67 dropped 125 JScript performs obfuscated calls to suspicious functions 11->125 127 Suspicious powershell command line found 11->127 129 Wscript starts Powershell (via cmd or directly) 11->129 133 5 other signatures 11->133 17 wscript.exe 1 11->17         started        131 WScript reads language and country specific registry keys (likely country aware script) 15->131 20 wscript.exe 6 15->20         started        signatures6 process7 file8 89 Suspicious powershell command line found 17->89 91 Wscript starts Powershell (via cmd or directly) 17->91 23 powershell.exe 14 17 17->23         started        53 C:\Users\user\AppData\Local\...\irqmswvfr8zb, ASCII 20->53 dropped 55 C:\Users\user\AppData\Local\...\irqmswvfr8za, ASCII 20->55 dropped 57 C:\Users\user\AppData\...\irqmswvfr8z.vbs, ASCII 20->57 dropped 59 C:\Users\user\AppData\...\irqmswvfr8z.ps1, ASCII 20->59 dropped 93 Windows Shell Script Host drops VBS files 20->93 95 WScript reads language and country specific registry keys (likely country aware script) 20->95 27 wscript.exe 1 20->27         started        signatures9 process10 dnsIp11 77 rcf.co.mz 102.218.213.96, 443, 49747, 49752 Host-Africa-AS2ZA South Africa 23->77 79 89.106.83.225, 49751, 49753, 49779 HOSTERAM Germany 23->79 111 Tries to steal Mail credentials (via file / registry access) 23->111 113 Found many strings related to Crypto-Wallets (likely being stolen) 23->113 115 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 23->115 123 4 other signatures 23->123 29 chrome.exe 1 23->29         started        32 conhost.exe 23->32         started        34 chrome.exe 23->34 injected 117 Suspicious powershell command line found 27->117 119 Wscript starts Powershell (via cmd or directly) 27->119 121 WScript reads language and country specific registry keys (likely country aware script) 27->121 36 powershell.exe 16 27->36         started        signatures12 process13 dnsIp14 87 192.168.2.5, 138, 443, 49732 unknown unknown 29->87 39 chrome.exe 29->39         started        105 Writes to foreign memory regions 36->105 107 Creates a thread in another existing process (thread injection) 36->107 109 Injects a PE file into a foreign processes 36->109 42 chrome.exe 36->42         started        44 conhost.exe 36->44         started        46 chrome.exe 36->46 injected 48 3 other processes 36->48 signatures15 process16 dnsIp17 81 www.google.com 142.251.150.119, 443, 49757, 49758 GOOGLE-GoogleLLCUS United States 39->81 83 ogads-pa.clients6.google.com 172.253.122.95, 443, 49774, 49775 GOOGLE-GoogleLLCUS United States 39->83 85 3 other IPs or domains 39->85 50 chrome.exe 42->50         started        process18 dnsIp19 71 142.251.153.119, 443, 49790, 49792 GOOGLE-GoogleLLCUS United States 50->71 73 android.l.google.com 142.251.16.102, 443, 49808 GOOGLE-GoogleLLCUS United States 50->73 75 8 other IPs or domains 50->75
Gathering data
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution persistence
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Browser Information Discovery
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Time Discovery
Executes a VBScript file via the Windows Script Host.
Accesses Microsoft Outlook profiles
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
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.

Comments