Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04/11/2024, 02:58
Static task
static1
Behavioral task
behavioral1
Sample
dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe
Resource
win7-20240903-en
General
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Target
dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe
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Size
2.6MB
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MD5
4db45d24e7ad846eef8066cf15cfe490
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SHA1
09c3a76063a3a0e4e8ff5098aa1d9527dfaba395
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SHA256
dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6
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SHA512
afb2b9e7d9c52c1a5d9d97af4dfaa65d3a3c2e82b9f55e503ed4295bdae31755fd402cfae9bbfbb99c76a605b12cc5b8def2e0f695a7a97b9053b4afff19e3a3
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SSDEEP
49152:kW3LpPeGOksfdM+5mScBR3r7e9BK6Grn0:P3LpPeGOksu+5VcBR3rbdr
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2720 dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2720 dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe 2720 dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe 2720 dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2720 dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe"C:\Users\Admin\AppData\Local\Temp\dcb1c01555ff4e4abebfb41e0ab88f80f160ccdfad90dba7cf006155b2d928e6.exe"1⤵
- Modifies Windows Defender Real-time Protection settings
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Windows security modification
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2720
Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
2Virtualization/Sandbox Evasion
2