Analysis
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max time kernel
140s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-12-2024 07:48
General
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Target
4c88ff06e9f5d8aaf6b642eb809dd2ff.exe
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Size
4.3MB
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MD5
4c88ff06e9f5d8aaf6b642eb809dd2ff
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SHA1
08af05a701deb7cb5863567cf8a63bfce814c07d
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SHA256
8fa7158a6212803480850dec0236641a4a249216778d0cef9a1d82738566af98
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SHA512
3709f76fc1f8c25c705e9325f914f5ae7b87d35b3136c28c3cc427eceba946d47a353baa0d8cc4a0c85eb61e37ffad4c478704cf437dc0b3adaa912793dcc581
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SSDEEP
98304:luk8dUe4UmUcvXT/aCnlXt2csbEqkpe6aYp2reuju193f:lR8dUem9vuCnfRvqweXr0Hf
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\4c88ff06e9f5d8aaf6b642eb809dd2ff.exe"C:\Users\Admin\AppData\Local\Temp\4c88ff06e9f5d8aaf6b642eb809dd2ff.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
12.1MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB
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Filesize
12.1MB