General
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Target
spoolsv.exe
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Size
125KB
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Sample
241208-rhy22s1jdl
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MD5
02201ab0ffca3905fbf110296fd58298
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SHA1
4068eb4c09f6e09637588ee3cf62bf7229a25faa
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SHA256
4d0f2f8fd89fec7e4f1348b5b6a0ea528d2b391f48e69df140b91845c0989abe
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SHA512
4f2d86d8dbdb6946bdd982b7c48aea803eccd99c51ddbd6edcb1f7301f9a8f255953210b5b47ecd6e6a8f1bf93269bb519b3a83548f7d3ea63ded3980bef3705
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SSDEEP
1536:Rn7TvjnE1RowM/gZbgjx1LAYivy6sDOsyrXdtyVt3A7HPd4n+lbeRZIbSQPYU:RHovoX/0bgAoORHyHQbPRyZ2pPYU
Behavioral task
behavioral1
Sample
spoolsv.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
spoolsv.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
spoolsv.exe
Resource
win11-20241007-en
Malware Config
Extracted
redline
l3monlogs
78.70.235.238:1912
Targets
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Target
spoolsv.exe
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Size
125KB
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MD5
02201ab0ffca3905fbf110296fd58298
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SHA1
4068eb4c09f6e09637588ee3cf62bf7229a25faa
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SHA256
4d0f2f8fd89fec7e4f1348b5b6a0ea528d2b391f48e69df140b91845c0989abe
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SHA512
4f2d86d8dbdb6946bdd982b7c48aea803eccd99c51ddbd6edcb1f7301f9a8f255953210b5b47ecd6e6a8f1bf93269bb519b3a83548f7d3ea63ded3980bef3705
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SSDEEP
1536:Rn7TvjnE1RowM/gZbgjx1LAYivy6sDOsyrXdtyVt3A7HPd4n+lbeRZIbSQPYU:RHovoX/0bgAoORHyHQbPRyZ2pPYU
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Detect Xworm Payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Redline family
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StormKitty payload
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Stormkitty family
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Xworm family
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2