Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
18-12-2024 19:56
General
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Target
3287ce2d6be3f77c5d1e7cc351f4ad5f.exe
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Size
4.3MB
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MD5
3287ce2d6be3f77c5d1e7cc351f4ad5f
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SHA1
d9f04b9c1d610402c10c27772169d9e911d9adf5
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SHA256
7619900af0011cd2b40be259c52acf7e7415532d002a09267bcfb823ea1f38c4
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SHA512
f3f99e918f412a511c1324e89359645a37933f855b3da5214611906b861203ae6aad20dab6e04ee5bae3fa134ae604ce61c08f9de3cd2718fb1090f193477d95
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SSDEEP
98304:mUq/Rjfin/BjlBFxg28sXGOID18Radfg85LhEPse:mUyjeBjDFxg28UGO+9guhas
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\3287ce2d6be3f77c5d1e7cc351f4ad5f.exe"C:\Users\Admin\AppData\Local\Temp\3287ce2d6be3f77c5d1e7cc351f4ad5f.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