General
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Target
c4a2e403dc091a191ae09578bf914baf70fd9b2d9593f8061dc953cbd431e5b5
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Size
12.5MB
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Sample
231103-e5v8fsea67
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MD5
18055926fc6bebb1f519fe3188473565
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SHA1
4b35d30c0b45f050610c8032f7f2ead68cf32aee
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SHA256
c4a2e403dc091a191ae09578bf914baf70fd9b2d9593f8061dc953cbd431e5b5
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SHA512
3e36e518300727420883c6a5c425fb381a760a3d559c2440d081a48f178a2c13255b3061898fb4b46611bac946ec57b22895c205fff7ce03076cfb6d63783545
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SSDEEP
196608:VXJJnYZkz7SKwTEu/qEIshS35kTuB4c6IT2laHaDs4GHEx2z1P+3vXSTlWCFJx:VX00GKwTVqg43OFyaHgS2xQ/STX
Static task
static1
Behavioral task
behavioral1
Sample
c4a2e403dc091a191ae09578bf914baf70fd9b2d9593f8061dc953cbd431e5b5.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
c4a2e403dc091a191ae09578bf914baf70fd9b2d9593f8061dc953cbd431e5b5.exe
Resource
win10v2004-20231023-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
c4a2e403dc091a191ae09578bf914baf70fd9b2d9593f8061dc953cbd431e5b5
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Size
12.5MB
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MD5
18055926fc6bebb1f519fe3188473565
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SHA1
4b35d30c0b45f050610c8032f7f2ead68cf32aee
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SHA256
c4a2e403dc091a191ae09578bf914baf70fd9b2d9593f8061dc953cbd431e5b5
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SHA512
3e36e518300727420883c6a5c425fb381a760a3d559c2440d081a48f178a2c13255b3061898fb4b46611bac946ec57b22895c205fff7ce03076cfb6d63783545
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SSDEEP
196608:VXJJnYZkz7SKwTEu/qEIshS35kTuB4c6IT2laHaDs4GHEx2z1P+3vXSTlWCFJx:VX00GKwTVqg43OFyaHgS2xQ/STX
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Glupteba payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Drops file in Drivers directory
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Modifies Windows Firewall
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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 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 SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
3Disable or Modify Tools
2Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1