Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
06-12-2024 19:31
General
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Target
80b77c9eb6dcf6dc2a80196125fd25ed50438cdba14056a6651a394c3ca39b9c.exe
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Size
4.2MB
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MD5
e93c5f56c3eb85ea13429c5f631abbcb
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SHA1
a2e3646cf1d680184765e257882457c63ff848e2
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SHA256
80b77c9eb6dcf6dc2a80196125fd25ed50438cdba14056a6651a394c3ca39b9c
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SHA512
67e17aada73f4114b81aa46841915e800a89ab34ba748280bcb68196c11aa90a4924432ec758f9c8f9c0150478e5390a7d661977b94f0b8f1911fa910fb9c5bd
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SSDEEP
98304:k8x/H17hLwBPf3XfZoRW0grmJu7MHgT5eVMNQzmVzgRvljXkVAmQQ:NH11S33XVZT5oMGz9Rvlx+
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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Program crash 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\80b77c9eb6dcf6dc2a80196125fd25ed50438cdba14056a6651a394c3ca39b9c.exe"C:\Users\Admin\AppData\Local\Temp\80b77c9eb6dcf6dc2a80196125fd25ed50438cdba14056a6651a394c3ca39b9c.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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 344 -s 11162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 344 -ip 3441⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
12.8MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB
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Filesize
12.8MB