General
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Target
toolspub2.exe
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Size
203KB
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Sample
240114-yebkxadhe2
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MD5
d9077796101f063d05d1b18ef03639d8
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SHA1
035d12383b9bcdbba8393fa643a375a19cbab559
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SHA256
17d15c3e994b704c8b11393ee9e83dc7ecc3cdfd981820501beaf98c6e34cc94
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SHA512
c79350993ced4a8e18b071e866a69b664143e35c5f6704afe4ff5f70437522d90722b29f0fd9bf6c66ddd331c5ebc65378915a3de062fd26ae213fbb252ac2ad
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SSDEEP
3072:pfUB/bLaZdXUNc8iirJiM21K7uLX6Qn+62oM42fL4iBNkRDxs+cmH:pfUVclVrXpbGEx7co
Static task
static1
Behavioral task
behavioral1
Sample
toolspub2.exe
Resource
win7-20231129-es
Behavioral task
behavioral2
Sample
toolspub2.exe
Resource
win10-20231215-es
Behavioral task
behavioral3
Sample
toolspub2.exe
Resource
win10v2004-20231215-es
Malware Config
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Targets
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Target
toolspub2.exe
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Size
203KB
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MD5
d9077796101f063d05d1b18ef03639d8
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SHA1
035d12383b9bcdbba8393fa643a375a19cbab559
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SHA256
17d15c3e994b704c8b11393ee9e83dc7ecc3cdfd981820501beaf98c6e34cc94
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SHA512
c79350993ced4a8e18b071e866a69b664143e35c5f6704afe4ff5f70437522d90722b29f0fd9bf6c66ddd331c5ebc65378915a3de062fd26ae213fbb252ac2ad
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SSDEEP
3072:pfUB/bLaZdXUNc8iirJiM21K7uLX6Qn+62oM42fL4iBNkRDxs+cmH:pfUVclVrXpbGEx7co
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Modifies firewall policy service
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Modifies security service
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Disables taskbar notifications via registry modification
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Disables use of System Restore points
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Sets file execution options in registry
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Checks for any installed AV software in registry
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Drops desktop.ini file(s)
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1