Analysis
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max time kernel
79s -
max time network
80s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
20-12-2024 06:35
General
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Target
ca737deb8d7b8dc261e6dd95dd42d7316e670d886023a7e4369df4a518c972ce.exe
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Size
4.2MB
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MD5
a0d6c9d4d75289ffa8f7dbda90e3fce6
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SHA1
3e3b99a9b625fbd216908a07754adab568dbef4d
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SHA256
ca737deb8d7b8dc261e6dd95dd42d7316e670d886023a7e4369df4a518c972ce
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SHA512
e77bf7e82acdc1bf647a5a4761db39cdf591d45d9ef57457aafbb9a087bbca9988c79be7376a7268d4642db2cbef2a41ff723c907bf04cf00f1fdc06e1982858
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SSDEEP
98304:j3ClGO5IimEwYIgsw7swMl6NFGS1DsZC2zm/hzB2hP:LCzILKtsw7sT6NcSr2zm/DG
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\ca737deb8d7b8dc261e6dd95dd42d7316e670d886023a7e4369df4a518c972ce.exe"C:\Users\Admin\AppData\Local\Temp\ca737deb8d7b8dc261e6dd95dd42d7316e670d886023a7e4369df4a518c972ce.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
11.3MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB