Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
21-12-2024 03:14
General
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Target
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab.exe
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Size
4.2MB
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MD5
3fbe557c7ec8409f30604b0f5e365f70
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SHA1
00d9f4548c93be387f68c1b7aeedcf4c75873b60
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SHA256
f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab
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SHA512
802d3925592429a116f24c5a35723f030ea6fc4924dc201eb69a09bfeda57aac3e0c2246d0e213d131b888515936c31d13c03fd6c32c2d091a3ddc2437c1642d
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SSDEEP
98304:Lcv0DvP7v4m0C6OkeSEj18aRZTZgE5CT+zM:/vjgmj36Ej931guCT
Malware Config
Extracted
cryptbot
Signatures
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CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
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Cryptbot family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab.exe"C:\Users\Admin\AppData\Local\Temp\f4e7b423983d4606cb9a72876f57c870884b40556ab6ea3da498d69e02acacab.exe"1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11.4MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB
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Filesize
11.4MB