General
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Target
b235e9117da103f7ee40148ed47aaaeb.exe
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Size
289KB
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Sample
240112-mwn2safbh6
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MD5
b235e9117da103f7ee40148ed47aaaeb
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SHA1
69bf2c2680062134fcba12cdacff2fb9c762753a
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SHA256
f6957a035715b303925a5215f2f5b56933aaf0cb3307d3bf8826f2d35515c73f
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SHA512
31c149909fed3642c6052e0539072be2aa54b322c14be2ed2a1a66bcc72b9d89f53409179b389fa39cfef021950f575ea3e478050549cf04c33c836123d9ca21
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SSDEEP
6144:KecopGFVVrLpU7ZaEqaEtRbyaG/6x+eybRXMA:K+pGFfrlU7YEqNti6xybph
Static task
static1
Behavioral task
behavioral1
Sample
b235e9117da103f7ee40148ed47aaaeb.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b235e9117da103f7ee40148ed47aaaeb.exe
Resource
win10v2004-20231215-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
b235e9117da103f7ee40148ed47aaaeb.exe
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Size
289KB
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MD5
b235e9117da103f7ee40148ed47aaaeb
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SHA1
69bf2c2680062134fcba12cdacff2fb9c762753a
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SHA256
f6957a035715b303925a5215f2f5b56933aaf0cb3307d3bf8826f2d35515c73f
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SHA512
31c149909fed3642c6052e0539072be2aa54b322c14be2ed2a1a66bcc72b9d89f53409179b389fa39cfef021950f575ea3e478050549cf04c33c836123d9ca21
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SSDEEP
6144:KecopGFVVrLpU7ZaEqaEtRbyaG/6x+eybRXMA:K+pGFfrlU7YEqNti6xybph
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Modifies firewall policy service
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Looks for VMWare services registry key.
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Sets file execution options 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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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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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
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1