General
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Target
file.exe
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Size
289KB
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Sample
231207-yv23ssfc92
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MD5
3eb1c805bf87b43dbc5393c43fc806bf
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SHA1
82fc4e16dbb009131b7ff0787c302d232b5915ae
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SHA256
e89b094c70697e1c6780b135cca34184ce1d58d9a80e11175f1f4131bbf5fbf3
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SHA512
337fdb0862c14e6c3695c7272cebf34334995471581076fd502000eb9e15dc6970a928d8f87c8da670aeabc00b43c536454611ae8855e2045c7eb807e1d0a1ed
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SSDEEP
3072:uPyETEX3u3/0c6ATBIi0M22mT9YSnZkjRqMRw2RZapPwOeTsWL:+l4nM/ltTKi0MNE2RMpoT
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231127-en
Malware Config
Extracted
smokeloader
2022
http://onualituyrs.org/
http://sumagulituyo.org/
http://snukerukeutit.org/
http://lightseinsteniki.org/
http://liuliuoumumy.org/
http://stualialuyastrelia.net/
http://kumbuyartyty.net/
http://criogetikfenbut.org/
http://tonimiuyaytre.org/
http://tyiuiunuewqy.org/
http://humydrole.com/tmp/index.php
http://trunk-co.ru/tmp/index.php
http://weareelight.com/tmp/index.php
http://pirateking.online/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Extracted
smokeloader
pub1
Targets
-
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Target
file.exe
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Size
289KB
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MD5
3eb1c805bf87b43dbc5393c43fc806bf
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SHA1
82fc4e16dbb009131b7ff0787c302d232b5915ae
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SHA256
e89b094c70697e1c6780b135cca34184ce1d58d9a80e11175f1f4131bbf5fbf3
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SHA512
337fdb0862c14e6c3695c7272cebf34334995471581076fd502000eb9e15dc6970a928d8f87c8da670aeabc00b43c536454611ae8855e2045c7eb807e1d0a1ed
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SSDEEP
3072:uPyETEX3u3/0c6ATBIi0M22mT9YSnZkjRqMRw2RZapPwOeTsWL:+l4nM/ltTKi0MNE2RMpoT
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Glupteba payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Modifies boot configuration data using bcdedit
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Impair Defenses
3Disable or Modify Tools
2Modify Registry
4Virtualization/Sandbox Evasion
1Subvert Trust Controls
1Install Root Certificate
1