Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
24-12-2024 05:39
General
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Target
b33d993baf0f52b1f0e01b6d6d4f568c37c21a641f41c8f6fb72c493f80a91a7.exe
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Size
4.3MB
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MD5
c68297282df3b519f90b07be11d5b2c3
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SHA1
b458d00cab0449a1c9f0f9225cc5c326199425f6
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SHA256
b33d993baf0f52b1f0e01b6d6d4f568c37c21a641f41c8f6fb72c493f80a91a7
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SHA512
b70746441c6cf4c6df94cd1171e3bb1737462cec5eb5739ef5e75a52d9209fdb32bb3c85ed632c0a68834e22fc21476233aa706f37c0f7f74d701147c0a05d22
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SSDEEP
98304:LfBXhUHRUyhPc25hvSIE2V7dm9D/4ija7X9D1C:VhM302dV7s9laphC
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\b33d993baf0f52b1f0e01b6d6d4f568c37c21a641f41c8f6fb72c493f80a91a7.exe"C:\Users\Admin\AppData\Local\Temp\b33d993baf0f52b1f0e01b6d6d4f568c37c21a641f41c8f6fb72c493f80a91a7.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
12.4MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB