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Analysis
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max time kernel
120s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
07/09/2024, 09:53
General
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Target
dabff55fbaf499428753fad48a5f76d0N.exe
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Size
2.5MB
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MD5
dabff55fbaf499428753fad48a5f76d0
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SHA1
d2f665fca08fa2a191eec5ab8c750a71a77a3854
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SHA256
8650cc32a68d474938c678d1e2c15b56cd3c7553d17b82cf7fa384b9b2cfbd14
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SHA512
8c32dcd2d0c2b4ee604f0e9b09b3ca2610eb98de60ce80f9091bb6b30467610ee833ab9ab48a33841a0206182b84a63b04084ea97a535c617f14437e713656ce
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SSDEEP
49152:hxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxF:hxx9NUFkQx753uWuCyyxF
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
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Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE 4 IoCs
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Themida packer 17 IoCs
Detects Themida, an advanced Windows software protection system.
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Adds Run key to start application 2 TTPs 4 IoCs
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Checks whether UAC is enabled 1 TTPs 5 IoCs
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Drops file in System32 directory 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
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Drops file in Windows directory 4 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 2 IoCs
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Suspicious use of SetWindowsHookEx 10 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\dabff55fbaf499428753fad48a5f76d0N.exe"C:\Users\Admin\AppData\Local\Temp\dabff55fbaf499428753fad48a5f76d0N.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- 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
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\??\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
- 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
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\??\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
- 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
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\??\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
- 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: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\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
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Virtualization/Sandbox Evasion
1Replay Monitor
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Downloads
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Filesize
2.5MB
MD58068a6a06d378b46dea1c9e8ceb29ec6
SHA102911568082dc1865aa10b9048a0f78a3123eafe
SHA256854ae341af6c507b149626d6a91a90ef4b0ac4f6231c480da38a4f1f9e5bd849
SHA512c8f18c6a747a42a9aa53fe3315a6dad3e5b53db0b243c49425fb259cf57e9276eaad3ffac47e6abd3119dfafc4a4eba4813d16bc31b80c31c02586c3fed25a5b
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Filesize
2.5MB
MD5dcc553984f06ec3d59524f4ec2e7c0b4
SHA16b51c74595cbe63068a0398cfba3a9f79ea0594d
SHA2565334c67f67e83c5e4313842715d23a76c68a2179067e1f92837a1e9a2ec67c29
SHA512de32f415ed7dd98f133142b3a34457a0cbf47ae41186abe9a7f456b8b097d78645e948b42df7a2f2f786b81e90dff8859642e09c79826a8da143a59d9c6d130a
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Filesize
2.5MB
MD58fba370159693d478e5dd12c5035a516
SHA1f3e7678344501c840b1ec3e500d150b48fbc9b08
SHA256c23e177c680a180e98d7608bb99266edceab7c4dd54c471be81674bf730638c2
SHA51243818f3d19cb72caa81d71dbee547bca667e67f1e139f298ae9e52c10b288ab4068415f97f8a7b6af00c954292697ac82c1ec4cb007eef63907df254fd6e308f
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
6.1MB
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Filesize
8KB