MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1846e8f852ea3dbc958fddcd1a8f8a4c2888e3e1f5603d8b95e9c18afe90477. 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



LummaStealer


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: a1846e8f852ea3dbc958fddcd1a8f8a4c2888e3e1f5603d8b95e9c18afe90477
SHA3-384 hash: ef5efbb6554eeed83607c346daca56fbb5b40cde06ccf48761ad8d2d4580fe043f4d22d95f544d1cb31699a885dd29f7
SHA1 hash: 660efc4ff78c4935b05879c7af349f091f329729
MD5 hash: 5573bd69ffc990125dcab7097da6f00c
humanhash: blossom-muppet-item-green
File name:human-verify.b-cdn.net.ps1
Download: download sample
Signature LummaStealer
File size:131 bytes
First seen:2024-08-26 17:17:38 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 3:VSJJLNyAmarBO/tmt55akqizkVkoTMRk8nbPROkJ+NO2osk:snyuk854kqizkVkiQfOkUVxk
TLSH T11BC09218953D294D03DAE9710C781D4B2587CB3A9BB8237AFE8520C86D61289F316748
Magika txt
Reporter aachum
Tags:ps1


Avatar
iamaachum
https://human-verify.b-cdn.net/verify-captcha-v1.html

Intelligence


File Origin
# of uploads :
1
# of downloads :
125
Origin country :
ES ES
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Tags:
Encryption Execution Generic Infostealer Stealth
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin lolbin masquerade mshta powershell shell32
Result
Verdict:
MALICIOUS
Details
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Result
Threat name:
Detection:
malicious
Classification:
evad
Score:
100 / 100
Signature
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
LummaC encrypted strings found
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Powershell drops PE file
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Suspicious PowerShell Parameter Substring
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Very long command line found
Writes to foreign memory regions
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1499234 Sample: human-verify.b-cdn.net.ps1 Startdate: 26/08/2024 Architecture: WINDOWS Score: 100 48 onionoowzwqm.shop 2->48 50 locatedblsoqp.shop 2->50 52 bidvertiser.b-cdn.net 2->52 60 Suricata IDS alerts for network traffic 2->60 62 Malicious sample detected (through community Yara rule) 2->62 64 Antivirus detection for URL or domain 2->64 66 5 other signatures 2->66 11 powershell.exe 11 2->11         started        14 svchost.exe 1 1 2->14         started        signatures3 process4 dnsIp5 72 Encrypted powershell cmdline option found 11->72 74 Powershell drops PE file 11->74 17 powershell.exe 7 11->17         started        19 conhost.exe 11->19         started        58 127.0.0.1 unknown unknown 14->58 signatures6 process7 process8 21 mshta.exe 16 17->21         started        dnsIp9 56 bidvertiser.b-cdn.net 185.59.220.198, 443, 49699, 49708 CDN77GB United Kingdom 21->56 38 C:\Users\user\AppData\Local\...\bidv[1], PE32 21->38 dropped 68 Suspicious powershell command line found 21->68 70 Very long command line found 21->70 26 powershell.exe 14 40 21->26         started        file10 signatures11 process12 file13 40 C:\Users\user\AppData\...\PrintConfig.dll, PE32+ 26->40 dropped 42 C:\Users\user\...\PresentationUI.ni.dll, MS-DOS 26->42 dropped 44 C:\Users\user\AppData\...\PresentationUI.dll, PE32 26->44 dropped 46 9 other files (8 malicious) 26->46 dropped 76 Loading BitLocker PowerShell Module 26->76 30 0OfficeSuite Premium.exe 26->30         started        33 conhost.exe 26->33         started        signatures14 process15 signatures16 78 Writes to foreign memory regions 30->78 80 Allocates memory in foreign processes 30->80 82 Injects a PE file into a foreign processes 30->82 84 LummaC encrypted strings found 30->84 35 BitLockerToGo.exe 30->35         started        process17 dnsIp18 54 onionoowzwqm.shop 188.114.96.3, 443, 49725, 49726 CLOUDFLARENETUS European Union 35->54
Verdict:
unknown
Result
Malware family:
n/a
Score:
  10/10
Tags:
execution
Behaviour
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Command and Scripting Interpreter: PowerShell
Blocklisted process makes network request
Downloads MZ/PE file
Malware Config
Dropper Extraction:
https://bidvertiser.b-cdn.net/bidv
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.

  
Dropping
IDATDropper
  
Delivery method
Distributed via web download

Comments