General
- Target pixelio.io_chromess.exe
- Size 48KB
- Sample260508-a2bmesfx3p
- SHA256 d6c3170ca86a177dbb3d127d9c8adb08a7da92cadfc5856a569278938e872c26
- MD5 e0f94d94410b3cfc52c52cb42ceb58ee
- SHA1 d765e0e9cd65a0ab57983c42047d3c10d233f47b
- SHA512 e411b0e03aba689743a5228675c3f457e51fee314cee53f6c0a49299d63a82146c959117eeb13ff75f2615c06993a662488c6b5d065f7e4d4f8b9671b6baffd3
- SSDEEP 768:lhACrXoD+LmjGkmY4Z//o4DC1XXGblfA0DKFcC:zjEDY//ZI4DEXGblf9DucC
- TLSH T16C23E70437F98512E1FF5ABA8DB19601AB31F4979C22D78E06D5058E1AB3740CEA8F77
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
pixelio.io_chromess.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
pixelio.io_chromess.exe
Resource
win11-20260130-en
Malware Config
Targets
-
- Target pixelio.io_chromess.exe
- Size 48KB
- SHA256 d6c3170ca86a177dbb3d127d9c8adb08a7da92cadfc5856a569278938e872c26
- MD5 e0f94d94410b3cfc52c52cb42ceb58ee
- SHA1 d765e0e9cd65a0ab57983c42047d3c10d233f47b
- SHA512 e411b0e03aba689743a5228675c3f457e51fee314cee53f6c0a49299d63a82146c959117eeb13ff75f2615c06993a662488c6b5d065f7e4d4f8b9671b6baffd3
- SSDEEP 768:lhACrXoD+LmjGkmY4Z//o4DC1XXGblfA0DKFcC:zjEDY//ZI4DEXGblf9DucC
- TLSH T16C23E70437F98512E1FF5ABA8DB19601AB31F4979C22D78E06D5058E1AB3740CEA8F77
- MD5 SHA1 SHA512 SSDEEP TLSH
-
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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Modifies security service
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Drops file in Drivers directory
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Event Triggered Execution: Image File Execution Options Injection
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Disables service(s)
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Drops startup file
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Stops running service(s)
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Adds Run key to start application
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Drops file in System32 directory
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Enumerates processes with tasklist
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Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1Scheduled Task
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
5Windows Service
5Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
5Windows Service
5Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Direct Volume Access
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
4Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1