Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19-12-2024 07:20
General
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Target
aa1d9bfcb4fee4ff65cf6209fbc83204.exe
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Size
4.3MB
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MD5
aa1d9bfcb4fee4ff65cf6209fbc83204
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SHA1
3334182b3bf48e928683a9c0a87d25ea57e8d70b
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SHA256
dc645ba585c2d41ec553cefd46bd3dab212882cb07097905f9ed071e8882b161
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SHA512
aec316f0ea02349b57a5e75a972edf70b8aea705a7c74f67452a5840834fca0cf70c3d099ca003bab73a25186e6f03298ea68440a03216fb40ece74b82f71d68
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SSDEEP
98304:TY4QNoH37vLuyZo7QyuTTGlo/ZyCSCPz3Xf00MpmZxaWK9Ye3r:U453/ukyu3LZyjyzf9MmyWs/3r
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 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\aa1d9bfcb4fee4ff65cf6209fbc83204.exe"C:\Users\Admin\AppData\Local\Temp\aa1d9bfcb4fee4ff65cf6209fbc83204.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
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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