General
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Target
a945da935725b3335b8d532f59c60976.exe
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Size
290KB
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Sample
240112-mx9pwafce4
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MD5
a945da935725b3335b8d532f59c60976
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SHA1
fb99901e205973b26f9af4f1c757524a8aafc4af
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SHA256
dccf17e32afc8abc1e8179411260ffe7971826da058cf4f57162c17560c16920
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SHA512
3f060d0d184038d7a8f247b52397ea745c058d835ddbc9cc28d177c47a2a7dd8021e45b89c3026f0b98c2daf54a94b75dfd3d922f6a1463fee28d1258770c428
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SSDEEP
6144:tPPtW22xvx9LrrylE5EbSDD74EUT/6bd6bRXMA:t9W2239HrylO/DDsEG6bMbph
Static task
static1
Behavioral task
behavioral1
Sample
a945da935725b3335b8d532f59c60976.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a945da935725b3335b8d532f59c60976.exe
Resource
win10v2004-20231222-en
Malware Config
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Targets
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Target
a945da935725b3335b8d532f59c60976.exe
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Size
290KB
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MD5
a945da935725b3335b8d532f59c60976
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SHA1
fb99901e205973b26f9af4f1c757524a8aafc4af
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SHA256
dccf17e32afc8abc1e8179411260ffe7971826da058cf4f57162c17560c16920
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SHA512
3f060d0d184038d7a8f247b52397ea745c058d835ddbc9cc28d177c47a2a7dd8021e45b89c3026f0b98c2daf54a94b75dfd3d922f6a1463fee28d1258770c428
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SSDEEP
6144:tPPtW22xvx9LrrylE5EbSDD74EUT/6bd6bRXMA:t9W2239HrylO/DDsEG6bMbph
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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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Suspicious use of SetThreadContext
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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