Analysis
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max time kernel
141s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
28-12-2024 02:33
General
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Target
85b5d57cad412bcc5921e20d965120f850769b547fc9e63c2a0f1a18f12f7867.exe
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Size
4.3MB
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MD5
75f83958dc211ddd4dfed631aed3aafa
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SHA1
b47b4351e5be4bc3830ca73454ee8be8f4f32beb
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SHA256
85b5d57cad412bcc5921e20d965120f850769b547fc9e63c2a0f1a18f12f7867
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SHA512
ee8f783396c0419f6af4f3148ae91c994c084998ad499ace665c40053661cdb7b0d3f5d7c5d04ee18c4e84889b2944ae1dfc637a9d19f4271634a02c18b4b084
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SSDEEP
49152:F3IsqIWhmytT6yGQJLB3p85cVUaRp2HeauaziONsTybSgbBRV/uiGisa0ZZM48YS:Ffqb9eyJlr7V/qXiTyW04zAvyWJV0Z
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\85b5d57cad412bcc5921e20d965120f850769b547fc9e63c2a0f1a18f12f7867.exe"C:\Users\Admin\AppData\Local\Temp\85b5d57cad412bcc5921e20d965120f850769b547fc9e63c2a0f1a18f12f7867.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
12.2MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB
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Filesize
12.2MB