Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10/10/2024, 13:18
Behavioral task
behavioral1
Sample
c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe
Resource
win10v2004-20241007-en
General
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Target
c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe
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Size
2.5MB
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MD5
99ada45342214680ac3d2bde8dc00680
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SHA1
2a03e4d3b3e3e0520bd9b662a519064cb7ace5ad
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SHA256
c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911d
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SHA512
85954a4c8f4487123154c97ad6043b4c68844dcb9358075cfbc150663fad8709ab9ac3b4a0e19e8875feb19f173bfeabf630e750db553fdd9ed43bff64f13dac
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SSDEEP
49152:8xmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyx8:8xx9NUFkQx753uWuCyyx8
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ spoolsv.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ svchost.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ spoolsv.exe -
Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion spoolsv.exe -
Executes dropped EXE 4 IoCs
pid Process 2784 explorer.exe 2776 spoolsv.exe 2636 svchost.exe 2740 spoolsv.exe -
Loads dropped DLL 4 IoCs
pid Process 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2784 explorer.exe 2776 spoolsv.exe 2636 svchost.exe -
resource yara_rule behavioral1/memory/2232-0-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/files/0x000900000001937b-7.dat themida behavioral1/memory/2784-11-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/files/0x0007000000019423-17.dat themida behavioral1/memory/2784-20-0x0000000003700000-0x0000000003D0E000-memory.dmp themida behavioral1/memory/2776-23-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/files/0x0028000000019353-30.dat themida behavioral1/memory/2636-35-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2232-42-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2740-46-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2740-48-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2776-50-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2232-52-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2784-53-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2636-54-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2784-55-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2636-66-0x0000000000400000-0x0000000000A0E000-memory.dmp themida behavioral1/memory/2784-67-0x0000000000400000-0x0000000000A0E000-memory.dmp themida -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" svchost.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorer.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA spoolsv.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA svchost.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA spoolsv.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\explorer.exe explorer.exe File opened for modification C:\Windows\SysWOW64\explorer.exe svchost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
pid Process 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2784 explorer.exe 2776 spoolsv.exe 2636 svchost.exe 2740 spoolsv.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification \??\c:\windows\resources\svchost.exe spoolsv.exe File opened for modification C:\Windows\Resources\tjud.exe explorer.exe File opened for modification \??\c:\windows\resources\themes\explorer.exe c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe File opened for modification \??\c:\windows\resources\spoolsv.exe explorer.exe -
System Location Discovery: System Language Discovery 1 TTPs 7 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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 340 schtasks.exe 2516 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2636 svchost.exe 2784 explorer.exe 2636 svchost.exe 2636 svchost.exe 2784 explorer.exe 2784 explorer.exe 2784 explorer.exe 2636 svchost.exe 2636 svchost.exe 2784 explorer.exe 2784 explorer.exe 2636 svchost.exe 2784 explorer.exe 2636 svchost.exe 2636 svchost.exe 2784 explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2636 svchost.exe 2784 explorer.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 2784 explorer.exe 2784 explorer.exe 2776 spoolsv.exe 2776 spoolsv.exe 2636 svchost.exe 2636 svchost.exe 2740 spoolsv.exe 2740 spoolsv.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2232 wrote to memory of 2784 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 30 PID 2232 wrote to memory of 2784 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 30 PID 2232 wrote to memory of 2784 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 30 PID 2232 wrote to memory of 2784 2232 c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe 30 PID 2784 wrote to memory of 2776 2784 explorer.exe 31 PID 2784 wrote to memory of 2776 2784 explorer.exe 31 PID 2784 wrote to memory of 2776 2784 explorer.exe 31 PID 2784 wrote to memory of 2776 2784 explorer.exe 31 PID 2776 wrote to memory of 2636 2776 spoolsv.exe 32 PID 2776 wrote to memory of 2636 2776 spoolsv.exe 32 PID 2776 wrote to memory of 2636 2776 spoolsv.exe 32 PID 2776 wrote to memory of 2636 2776 spoolsv.exe 32 PID 2636 wrote to memory of 2740 2636 svchost.exe 33 PID 2636 wrote to memory of 2740 2636 svchost.exe 33 PID 2636 wrote to memory of 2740 2636 svchost.exe 33 PID 2636 wrote to memory of 2740 2636 svchost.exe 33 PID 2784 wrote to memory of 2596 2784 explorer.exe 34 PID 2784 wrote to memory of 2596 2784 explorer.exe 34 PID 2784 wrote to memory of 2596 2784 explorer.exe 34 PID 2784 wrote to memory of 2596 2784 explorer.exe 34 PID 2636 wrote to memory of 340 2636 svchost.exe 35 PID 2636 wrote to memory of 340 2636 svchost.exe 35 PID 2636 wrote to memory of 340 2636 svchost.exe 35 PID 2636 wrote to memory of 340 2636 svchost.exe 35 PID 2636 wrote to memory of 2516 2636 svchost.exe 38 PID 2636 wrote to memory of 2516 2636 svchost.exe 38 PID 2636 wrote to memory of 2516 2636 svchost.exe 38 PID 2636 wrote to memory of 2516 2636 svchost.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe"C:\Users\Admin\AppData\Local\Temp\c7465f1732610d442228a422d7521fdf475f0707f6ff1cc28ea3cc7b7477911dN.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2232 -
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe2⤵
- Modifies visiblity of hidden/system files in Explorer
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2784 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2776 -
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe4⤵
- Modifies visiblity of hidden/system files in Explorer
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2636 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR5⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2740
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 13:20 /f5⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:340
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 13:21 /f5⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2516
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C:\Windows\Explorer.exeC:\Windows\Explorer.exe3⤵PID:2596
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.5MB
MD57f40b68cf76aaf8ccb3fd52c8654b484
SHA15579337ea51a3565f5728de90a70deaf56941670
SHA2560da1e51703cbbd4ce9605304bf7414504960d0dcbbf826afe65daf1a806cc77e
SHA512b878c4a9dc78a6aa1a68383f8e6f5dc5995fc0fd39d4d42ff36095e9146ad4affa9c8b3410c7509d7335f750b33eeeb7ea8655492b543de9a73effa082c18852
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Filesize
2.5MB
MD5a57d38391d724a1e984a69e9b95d11ce
SHA131b5dc3ca1e7fb3d1d9917802f2162e68f84e32b
SHA256ab05bc0b813beb60b242fd5a106149c37cfbdbeeb989859e23dd6979fd03d66c
SHA51200b85f91b0fce7d341d5bf67dfa7daba1d5bc4f3bd217ed95f027fba9e75546833eacbb864b7e8833e082b71ec73c74d9ecc4a717a0ffc6f461316568ca35b2f
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Filesize
2.5MB
MD55a022e019f76ed7569c6df669b33e873
SHA1469fff44a7aaaa44078e20406a713fe2a74b2e53
SHA2568324389099b657540ee75130bc3fc9777f0c15c4dc3dca1267e56f6992b0b95a
SHA51214e1892810e97b7420ed421c9ad8cbc1d8b53862e2e999729f4c8dc30694b53d408ce26adc26285bda024b81f63ab9cad982c40722b0f657f48289818357300d